Sinopec Marine Lubricants offer a comprehensive range of high – performance lubricants specially formulated for marine engines and equipment, including cylinder oils, trunk piston engine oils, hydraulic and gear oils.
Backed by Sinopec’s advanced refining technology and global R&D expertise, these products are approved by major OEMs and designed to deliver superior engine protection, fuel efficiency and reliability under the most demanding marine conditions.
| Product | SAE | BN | Overview | Key Application | Features & Benefits |
|---|---|---|---|---|---|
| SINOPEC 50140 | 50 | 140 | Premium-quality, high-alkaline marine cylinder lubricant specifically formulated for use in low-speed, two-stroke crosshead diesel engines operating on high-sulphur fuel oils (up to 3.5% sulphur). It is designed to provide excellent wear protection, neutralization of acidic combustion products, and cleanliness in the harsh operating environments of large marine engines. | Main propulsion engines of large ocean-going vessels such as bulk carriers, container ships, tankers, and LNG carriers. Engines burning high-sulphur residual fuel oil, particularly in regions outside ECAs. Suitable for slow steaming operations, where engines are subject to variable load conditions and the risk of cold corrosion is higher. | High Base Number (BN 140) formulation offers strong acid neutralization. Protects liners and piston rings from corrosion and wear. Keeps engine components clean by reducing deposits and sludge. Compatible with engines from leading OEMs. |
| SINOPEC 50100 | 50 | 100 | High-performance marine cylinder lubricant with a Base Number (BN) of 100, specifically developed by low-speed, two-stroke crosshead diesel engines operating on residual fuels with medium to high sulphur content (between 1.5% and 3.5%). | Large ocean-going vessels powered by low-speed two-stroke engines, such as container ships, bulk carriers, and crude oil tankers. Vessels operating on high-sulphur heavy fuel oil (HFO) outside ECAs. Suitable for slow steaming or variable-load operations where engines are exposed to increased risks of cold corrosion. | BN 100 ensures strong acid neutralization for mid to high sulphur fuels. Provides excellent protection against liner wear, scuffing and deposit formation. Enhances engine cleanliness and contributes to longer maintenance intervals. Formulated to meet the performance demands of modern, high-efficiency engines. |
| SINOPEC 5070S | 50 | 70 | High-performance marine lubricant with a Base Number (BN) of 70, formulated for low-speed, two-stroke crosshead diesel engines operating on residual fuels with sulphur content around 1.5% to 2.5%. It is particularly suitable for modern engines operating under slow steaming or load optimization conditions, where the risk of cold corrosion and deposit formation is higher. | Low-speed marine diesel engines from OEMs , especially models sensitive to cold corrosion. Ships operating on compliant VLSFO or Intermediate Fuel Oils outside ECAs. Ideal for slow steaming and variable-load conditions where moderate BN levels are essential to balance acid neutralization and deposit control. | BN 70 formulation provides excellent acid neutralization while minimizing ash and deposit formation. Offers enhanced piston ring and liner protection, reducing wear and extending engine component life. Superior thermal stability and detergency help maintain clean engine conditions under high-pressure combustion environments. Compatible with feed rate optimization strategies to reduce oil consumption and operational costs. |
| SINOPEC 5040N (CAT II) | 50 | 40 | Premium, low-speed marine cylinder lubricant with a Base Number (BN) of 40, formulated to meet the latest requirements of Category II oils defined by OEMs such as MAN. The lubricant oil is designed for use in modern, high-efficiency two-stroke engines operating on very low sulphur fuel oils (VLSFO ≤ 0.5% sulphur) or ultra-low sulphur fuel oils (ULSFO ≤ 0.1%) in full compliance with IMO and ECA regulations. | New generation two-stroke engines designed for increased efficiency and longer stroke, which require Category II oils with enhanced detergency and optimized base number. Engine operating on VLSFO/ULSFO inside ECAs or during global low-sulphur operation. Ideal for fleets using slow steaming and advanced engine tuning strategies. | Approved as a MAN ES Category II cylinder oil – providing advanced piston cleanliness and protection from cold corrosion. Enhanced detergency and thermal stability for longer component life. Optimized BN 40 formulation to avoid over-lubrication and deposit buildup in low-sulphur fuel condition. Compatible with OEM-specified feed rate reduction in modern engines. |
| SINOPEC 5040N | 50 | 40 | High-quality low-speed, two-stroke diesel engine lubricant with a Base Number (BN) of 40, developed for use with VLSFO ≤ 0.5% in compliance with IMO regulations. It is designed for vessels operating in ECAs or during global low-sulphur operation, providing optimal protection against wear and corrosion while minimizing deposit formation in modern engine designs. | Low-speed crosshead engine operating on VLSFO and ULSFO in global trade routes and ECAs. Ideal for modern two-stroke engines running under slow steaming or optimized fuel efficiency conditions. Suitable for both older and newer engine models with longer strokes that require precise lubrication control. | Optimized BN 40 ensures sufficient acid neutralization without over-lubrication in low-sulphur fuel environments. Reduces piston ring and liner wear, preventing cold corrosion. Enhances cleanliness and minimized deposit formation, extending maintenance intervals. Compatible with the latest engine technologies and recommended for feed rate optimization |
| Product | SAE | BN | Overview | Key Application | Features & Benefits |
|---|---|---|---|---|---|
| SINOPEC 3030 | 30 | 30 | Sinopec Marine Trunk Piston Engine Oil 3030 is a high-alkaline (TBN ~30), premium-quality engine lubricant formulated for use in medium-speed four-stroke trunk piston diesel engines operating on residual or high-sulfur fuel oils (up to ~3.5%). It is blended from refined paraffinic base oils and an advanced additive system, providing exceptional acid neutralization, wear protection, and deposit control. The SAE 30 viscosity makes it suitable for applications requiring slightly lower viscosity than SAE 40, especially in cooler environments or engines that specify SAE 30. |
Marine trunk piston engines (4-stroke, medium-speed) burning high-sulfur residual fuels Diesel propulsion or auxiliary engines operating in high-temperature, high-load conditions Stationary or land-based power generation units running on heavy fuel oil Engines requiring SAE 30 viscosity and TBN ~30 |
High TBN formulation (30 mg KOH/g) neutralizes acids from high-sulfur fuel combustion, protecting cylinder liners and bearings from corrosion Advanced detergent and dispersant additives maintain engine cleanliness, minimizing deposits on pistons, valves, and ring grooves Excellent oxidation and thermal stability for longer oil life and reduced sludge formation Rapid water separation protects engine components from corrosion due to water contamination |
| SINOPEC 4030 | 40 | 30 | Sinopec Marine Trunk Piston Engine Oil 4030 is a high-performance, high-alkalinity (TBN ~30) lubricant designed for medium-speed four-stroke trunk piston diesel engines burning residual or high-sulfur fuels (up to ~3.5%). Formulated with high-quality mineral base oils and a proven additive package, it delivers excellent protection against corrosive wear, deposits, and thermal degradation. Approved by major OEMs for marine propulsion engines, auxiliary generators, and stationary units. |
Marine medium-speed trunk piston engines using residual or high-sulfur fuels Auxiliary engines and diesel-electric generators on vessels Stationary diesel power plants Engines requiring high TBN for acid neutralization |
High TBN neutralizes acidic by-products from sulfurous fuel combustion, extending engine life and oil change intervals Strong detergency prevents carbon buildup and deposits on pistons, rings, and valves Resistance to oil breakdown and sludge formation at high temperatures Emulsification prevention reduces corrosion and foaming |
| SINOPEC 4040 | 40 | 40 | Sinopec Marine Trunk Piston Engine Oil 4040 is a high-performance, high-alkaline lubricant (TBN ~40 mg KOH/g) blended from superior paraffinic base oils and advanced additives. Designed for medium-speed trunk piston engines using heavy residual or high-sulfur fuels (> 3.0 % sulfur), it provides robust wear protection, oxidation resistance, and deposit control under severe conditions. |
Medium-speed trunk piston marine engines burning heavy fuel oils with sulfur > 3.0 % Diesel-driven auxiliary generators or stationary sets using HFO Environments requiring high TBN for acid neutralization and deposit control |
Outstanding alkali neutralization and TBN retention prevent corrosion and extend engine life Superior oxidation and thermal stability limit sludge and deposit formation Strong detergency disperses soot and carbon fines, keeping engine internals clean Effective water separation safeguards against moisture‐induced corrosion Anti-rust and corrosion protection for marine environments |
| SINOPEC 3012 | 30 | 12 | Sinopec Trunk Piston Engine Oil 3012 is a SAE 30 viscosity oil with TBN ~12 mg KOH/g, tailored for medium-speed four-stroke engines using low-sulfur fuels (~0.5%). It balances acid neutralization, deposit control, oxidation stability, and engine protection. |
Main propulsion and auxiliary marine engines Stationary generator sets using distillate or low-sulfur HFO (~0.5 %) Auxiliary gear lubrication and low-load systems |
TBN ~12 buffers acids from low-sulfur fuels, protecting liners and bearings Detergency and dispersancy maintain engine cleanliness Oxidation and thermal stability minimize sludge and viscosity loss Excellent water separation prevents corrosion and foaming |
| SINOPEC 4012 | 40 | 12 | Sinopec Trunk Piston Engine Oil 4012 is a SAE 40, TBN ~12 mg KOH/g lubricant for medium-speed four-stroke engines burning low-sulfur fuels (≈ 0.5 %). It offers long service life and high-temperature protection. |
Marine medium-speed engines and auxiliary generators using distillate or low-sulfur HFO Auxiliary equipment like stern tubes and low-load gear units |
Balanced acid neutralization protects liners and bearings Strong detergency disperses soot and prevents deposits Thermal and oxidation stability extend oil life and reduce sludge Rapid water separation minimizes corrosion and foam |
| SINOPEC 3020 | 30 | 20 | Sinopec Trunk Piston Engine Oil 3020 is a SAE 30, TBN ~20 mg KOH/g lubricant optimized for low-to-moderate sulfur fuels (≤ 1.5 %). It delivers balanced acid neutralization, wear resistance, and deposit control. |
Marine medium-speed trunk piston engines and stationary generators Engines using low-to-moderate sulfur fuels (≤ 1.5 %) where TBN ~20 is required |
TBN ~20 neutralizes sulfuric acids, protecting engine components Oxidation and thermal stability reduce sludge formation Detergency and dispersancy keep internals clean Excellent demulsibility prevents moisture-related corrosion |
| SINOPEC 4020 | 40 | 20 | Sinopec Trunk Piston Engine Oil 4020 is a SAE 40, TBN ~20 mg KOH/g oil for medium-speed engines using low-sulfur fuels (≤ 1.5 %). It balances acid neutralization, deposit control, and oxidation resistance. |
Marine and stationary medium-speed trunk piston engines Diesel-electric generators and auxiliary units using ≤ 1.5 % sulfur fuels |
TBN ~20 provides acid neutralization and corrosion protection Thermal and oxidation stability minimize sludge and extend drain intervals Effective detergency disperses soot and maintains cleanliness Water separation prevents emulsions and corrosion |
| Product | SAE | BN | Overview | Key Application | Features & Benefits |
|---|---|---|---|---|---|
| SINOPEC 3005 | 30 | 05 | Sinopec Marine System Oil 3005 is formulated from high-quality base oils, enhanced with superior performance additives. It is specifically designed for the lubrication of the crankcase in low-speed two-stroke cross-head diesel engines. This oil is also suitable for auxiliary equipment like stern tubes. | Lubrication of crankcases in low-speed two-stroke cross-head diesel engines, especially those with electronic fuel injection (EFI) systems Lubrication of auxiliary equipment such as stern tubes and intermediate shafts Designed for use in marine vessels requiring high-performance, anti-wear, and anti-corrosion properties in their engine oils Suitable for engines operating under severe service conditions where reliable protection against sludge and deposits is critical | Superior Anti-Wear Performance: Exhibits excellent extreme pressure anti-wear properties Outstanding Detergency & Dispersancy: Effectively disperses carbon deposits and oil sludge into fine particles suspended in the oil, preventing accumulation and maintaining engine cleanliness Excellent Anti-Corrosion Protection: Protects bearings and bearing bushes from corrosion, extending engine component lifespan and reducing maintenance costs Effective Water Separation: Demonstrates excellent anti-emulsification and water separation properties, ensuring stable oil performance even when exposed to seawater or fresh water Economic Efficiency: It reduces friction, offering better fuel efficiency and suitability for newer vessels |
| Product | ISO VG | Overview | Key Application | Features & Benefits |
|---|---|---|---|---|
| Sinopec L-HV 15 | 15 | Premium quality anti-wear hydraulic fluid designed for use in hydraulic systems that require a high level of performance, extended service life, and protection under demanding conditions. With its ISO VG 15 viscosity grade, it is suitable for a variety of industrial and mobile hydraulic applications, especially those involving high pressure and variable temperature ranges. | Industrial hydraulic systems, construction machinery, mining equipment, agricultural machinery. For systems with high-efficiency pumps. In equipment like excavators, loaders, and cranes. Also, in manufacturing plants, steel mills, and other industrial settings. | Stable viscosity ensures smooth operation in both hot and cold conditions. Advanced anti-wear additives protect hydraulic components from damage, ensuring longer life and reliable performance of pumps, motors, and valves. Highly resistant to oxidation, which helps prevent sludge and varnish formation. The good demulsibility properties allows water and oil to separate efficiently and reduce corrosion ensuring better lubrication. Provides effective protection against rust and corrosion, ensuring metal parts hydraulic system remaining intact and functional. Minimizing the foam formation to prevent problems in hydraulic systems. Ensures smooth operation even in cold environments. Reduce wear, extending the life of hydraulic pumps, motors, and other components. The excellent oxidation resistance, helps oil lasts longer even in extreme operating conditions, reducing the need for frequent oil changes. Reduces the risk of harmful rust or sludge buildup, minimizing environmental impact and increasing system reliability. |
| Sinopec L-HV 32 | 32 | Sinopec L-HV 32 is a high-performance, low-viscosity hydraulic oil designed specifically for marine and industrial applications. It provides superior lubrication under a wide range of temperatures and operational conditions. |
Marine hydraulic systems in deck machinery, cranes, steering gears, winches Industrial machinery such as construction equipment and heavy-duty pumps Hydraulic control systems in auxiliary marine engines |
Low viscosity provides excellent fluidity at low temperatures and smoother start-ups High oxidation stability resists breakdown, extending oil life and reducing maintenance Superior wear protection reduces friction on pumps and valves, extending component life Effective water separation prevents emulsions and corrosion in marine environments Anti-corrosion and anti-foam additives safeguard metal parts and reduce cavitation risk Wide temperature range performance for both hot and cold conditions Excellent air release quickly removes entrained air for smooth operation |
| Sinopec L-HV 46 | 46 | Sinopec L-HV 46 is a high-performance, anti-wear hydraulic oil for industrial and marine systems, formulated to meet modern demands in medium- to high-pressure, high-temperature environments. |
Marine steering gears, deck machinery and cranes Industrial pumps, valves and presses Heavy-duty mining, construction and power-generation equipment |
Optimal viscosity ensures proper lubrication under varying loads and temperatures Superior wear protection from advanced anti-wear additives High oxidation stability minimizes sludge and deposit formation Effective water separation prevents emulsions and corrosion Anti-corrosion additives protect metal surfaces Foam control maintains consistent operation and prevents cavitation Excellent low-temperature fluidity for reliable cold starts |
| Sinopec L-HV 68 | 68 | Sinopec L-HV 68 is a high-performance hydraulic oil formulated with advanced additives for excellent lubrication in moderate- to high-temperature, high-pressure systems. |
Hydraulic circuits in vessels (deck machinery, steering gears, cranes, winches) Industrial presses, injection molding machines and pumps Construction excavators, loaders and cranes Hydraulic power units in mining and power-generation equipment |
Balanced viscosity provides film strength and fluidity under load Superior wear protection extends equipment life High oxidation stability resists thermal breakdown and sludge formation Excellent water separation prevents corrosion in moisture-prone settings Anti-corrosion additives safeguard metal components Foam and air control maintain performance and prevent cavitation Reliable low-temperature fluidity supports cold starts |
| Sinopec L-HV 100 | 100 | Sinopec L-HV 100 is a high-performance, anti-wear hydraulic oil optimized for medium- to high-pressure systems in industrial and marine environments. |
Vessel deck machinery, cranes and steering gears Industrial pumps, presses and molding machines Heavy construction and mining equipment Hydraulic circuits in turbines and power plants |
Viscosity tailored for high-temperature, heavy-load operation Superior wear protection from anti-wear additives High oxidation stability minimizes varnish and sludge Effective water separation prevents emulsions and corrosion Anti-corrosion additives protect critical surfaces Foam and air control ensure smooth operation Good low-temperature fluidity for reliable cold starts |
| Product | Overview | Key Applications | Features & Benefits |
|---|---|---|---|
| SINOPEC L-CKD 68 | Anti-wear hydraulic oil, ISO VG 68, designed for industrial and marine systems under moderate to high temperatures. Formulated with advanced additives for wear protection, oxidation stability, and water separation. | Hydraulic systems in industrial machinery, marine deck equipment, construction machines, mining equipment, and power generation turbines. | Maintains fluidity under varying temps. Protects pumps, valves, and cylinders. Resists oxidation and sludge. Separates water effectively. Prevents rust. Controls foam and supports cold starts. |
| SINOPEC L-CKD 100 | High-performance hydraulic oil, ISO VG 100, for systems under higher temps and moderate to heavy loads. Offers superior wear protection and extended service life in industrial and marine applications. | Heavy-duty presses, steel mills, marine cranes, winches, steering gear, construction equipment, mining trucks, and turbines. | Stable viscosity under high heat. Reduces wear on pumps, motors, and valves. Resists oxidation. Separates water quickly. Prevents corrosion. Controls foam and allows efficient cold starts. |
| SINOPEC L-CKD 150 | ISO VG 150 hydraulic oil for heavy-load, high-temp applications. Maintains oil film under high pressure while providing wear and corrosion protection in demanding industrial and marine settings. | Steel manufacturing, mining, large hydraulic presses, injection molding, marine cranes, heavy construction equipment, and power generation systems. | High-viscosity stability for heavy loads. Anti-wear additives extend equipment life. Resists oxidation and sludge. Water separation prevents corrosion. Foam control ensures smooth operation. Cold-start capable. |
| SINOPEC L-CKD 220 | Heavy-duty hydraulic oil, ISO VG 220, for high-pressure, high-temp industrial and marine operations. Provides robust film strength and long-term protection. | Large industrial presses, injection molding, marine deck machinery, cranes, winches, heavy construction and mining machinery, power plant hydraulics. | Thick oil film for extreme loads. Advanced wear protection. Oxidation stability extends service life. Excellent water separation and anti-corrosion properties. Foam/air control prevents cavitation. Good cold-start fluidity. |
| SINOPEC L-CKD 320 | Premium anti-wear hydraulic oil, ISO VG 320, for extreme load and high-pressure applications. Ensures oil film stability and system protection under harsh operating conditions. | Industrial presses, injection molding, marine cranes, steering gear, winches, construction and mining machinery, and power generation units. | High-viscosity stability for extreme loads. Protects pumps, valves, and motors. Excellent oxidation resistance. Superior water separation. Corrosion prevention. Foam and air control. Cold-start ready. |
| SINOPEC L-CKD 460 | High-viscosity hydraulic oil, ISO VG 460, for the most demanding heavy-load, high-temp environments. Provides maximum film strength and wear protection in marine and industrial applications. | Steel manufacturing, construction, mining, marine deck machinery, large presses, injection molding, turbines. | Very thick oil film for extreme pressures. Superior anti-wear properties. Resists thermal breakdown. Effective water separation. Corrosion-resistant. Foam control for smooth operation. Maintains fluidity at low temps. |
| SINOPEC L-CKD 680 | High-quality, premium mineral-based gear oil designed specifically for use in industrial gearboxes and other gear systems requiring high load-carrying capacity. With a viscosity grade of 680, it is formulated to handle heavy-duty applications, offering excellent protection under extreme pressure and high temperatures. This oil is engineered for gears, bearings, and other industrial components where protection against wear, corrosion, and oxidation is critical. | Lubrication of high-load industrial gearboxes in heavy-duty machinery. Suitable for open gear where extreme pressures and high temperatures are typical. Used in wind turbine gear systems, providing effective lubrication under challenging environmental conditions. | High Viscosity (680 cSt at 40°C) ensuring that oil remains effective under high pressure preventing wear and tear. Protecting against metal-to-metal contact, which reduces wear in heavily loaded gear systems. The advanced anti-wear additives minimize friction and protect gear/ bearings from damage, enhancing the longevity of the equipment. the resistance to oxidation maintains stability at high temperatures, reducing the formation of sludge or varnish, & degrade equipment performance. The protection against corrosion and rust secures the internal parts of the gear system. The reduce of foaming in high-speed gear systems, ensures consistent lubrication and prevents air entrainment.It's load-carrying ability helps prevent pitting, scoring, and other damage to gears under high-load conditions. |
| Product | Overview | Key Applications | Features & Benefits |
|---|---|---|---|
| SINOPEC AP-S 150 | Fully synthetic (PAO-based) heavy-duty industrial gear oil. Designed to provide long drain intervals, strong film strength, and clean operation across wide temperature ranges. | Enclosed gearboxes in heavy-duty industrial drives High-speed/precision gearsets needing reliable low-temperature start-up Applications demanding stable viscosity and oxidative stability | EP load carrying and anti-wear protection Oxidation/thermal stability for extended service Corrosion/rust protection of ferrous and non-ferrous metals Low-temperature flow and start-up protection Cleanliness control to reduce sludge/varnish |
| SINOPEC AP-S 220 | Fully synthetic gear oil in the L-CKT series, engineered for heavy loads and shock conditions with excellent shear stability and deposit control. | Enclosed gear drives under heavy, shock, or boundary lubrication Industrial gearboxes exposed to variable or extreme temperatures High duty cycles and demanding mechanical stresses | High EP & anti-wear performance to protect gears/bearings Superior shear/viscosity retention under load Outstanding oxidation resistance for long oil life Water separation and corrosion protection Wide operational temperature window |
| SINOPEC AP-S 320 | PAO-based heavy-duty gear lubricant for severe industrial environments. Balances high film strength with excellent low-temperature mobility. | Enclosed industrial gear drives in steel, cement, mining Marine/industrial gearboxes facing high loads and temperatures Applications with extreme ambient or process temperatures | Robust EP load carrying; scuffing/pitting protection Thermal/oxidation stability limiting varnish/deposits Excellent demulsibility and air release Anti-corrosion protection of internal components Reliable film at high operating temperatures |
| SINOPEC AP-S 460 | Fully synthetic AP-S grade tailored for very high loads and slow/medium-speed gearsets. Delivers stable lubrication and component protection in harsh service. | Heavy-duty enclosed gearboxes with high torque/low speed Gear drives in hot or contaminated environments Systems requiring reliable performance across extreme temperatures | Exceptional EP performance and wear control High-temperature stability for extended drains Rust/corrosion inhibition in moist or corrosive atmospheres Good air release and foam control Low-temp pumpability for cold starts |
| SINOPEC AP-S 680 | Highest-viscosity synthetic grade in the L-CKT range, formulated for extremely heavy loads and boundary lubrication conditions. | Very heavily loaded, slow-speed gearboxes Shock-loaded gear trains and large open/covered drives requiring ISO VG 680 Harsh temperature environments demanding maximum film strength | Maximum EP/anti-wear protection under extreme load Excellent oxidative stability; controls sludge/varnish Strong demulsibility and corrosion protection Stable viscosity and shear resistance Reliable operation in wide temperature ranges |
| Product | Overview | Key Application | Features & Benefits |
|---|---|---|---|
| SINOPEC CH-15W40 | Heavy-duty diesel engine oil, part of the company’s Tulux lineup (e.g., T500 Classic or T700 CK-4). It’s designed for demanding applications and is typically formulated with hydrocracked (semi-synthetic) base oils plus advanced multifunctional additives for enhanced oxidation resistance, wear protection, and soot control. | Heavy-duty diesel engines (both on- and off-highway). Light- and heavy-duty vehicles in severe usage (long-haul, urban traffic). Off-road machinery (mining, construction, agriculture). Industrial power generation. Pre-EPA 2007 engines and systems with/without EGR. Mixed fleet environments operating under high load and harsh conditions. | The hydrocracked high VI base oils allows to deliver excellent oxidation control and thermal stability. The advanced additive system controls soot and deposits, reduces sludge, resists foaming, and enhances shear stability. High acid-neutralizing capacity maintaining corrosion protection and prolongs engine life. Low-temperature protection which enables smooth cold starts and minimizes start-up wear. Compatibility with elastomers: which extends life of gaskets and seals. |
| Sinopec CI-4 15W-40 | Sinopec CI-4 15W-40 is a high-performance, multi-grade diesel engine oil formulated to meet the API CI-4 specification. It’s designed for use in high-speed, four-stroke diesel engines operating under severe conditions—including heavy-load trucks, buses, off-road machinery, and power generators. Blended with high-quality base oils and an advanced additive package, it provides outstanding soot control, wear protection, and thermal stability for both EGR and non-EGR engines. It is backwards-compatible with earlier API categories such as CH-4, CG-4, and CF-4. |
Heavy-duty diesel engines in commercial trucks, construction equipment, and buses Off-highway equipment in mining, quarrying, and agriculture Diesel engines with EGR systems or naturally aspirated/turbocharged engines Industrial diesel generators and backup power units Suitable for fleets requiring extended oil drain intervals and high performance in varied climates |
API CI-4 approved: Meets demanding requirements for modern diesel engines, including EGR units Excellent soot dispersion: Maintains engine cleanliness, reduces abrasive wear High thermal & oxidation stability: Prevents oil thickening, sludge, and deposit buildup Advanced anti-wear additives (ZDDP): Protects camshafts, pistons, rings, and liners in high-load operations Strong TBN retention: Neutralizes acids from fuel combustion and extends oil life Shear stability: Maintains viscosity under high temperature and pressure Multigrade 15W-40 viscosity: Offers cold-start protection and stable film strength at high temperatures |
| Product | Overview | Key Application | Features & Benefits |
|---|---|---|---|
| Sinopec L-TSA 32 | Sinopec L-TSA 32 is a premium-quality turbine oil formulated with highly refined mineral base oils and specially selected antioxidant, anti-rust, anti-foam, and demulsifying additives. It meets the requirements of major turbine manufacturers and is designed for long, stable operation in steam, gas, and hydro turbine systems. |
Steam turbines used in thermal power stations, refineries, and processing plants Gas turbines in industrial and marine power generation setups Hydro turbines and water-driven generators Circulating lubrication systems for large rotating machinery where high-speed and high-temperature operation occurs Turbine bearings, control systems, and shaft seals requiring clean, stable lubricant performance without extreme-pressure conditions |
Excellent oxidation stability: Extends oil life, reduces sludge and varnish formation Superior water separability: Prevents emulsion formation and protects components from corrosion Rapid air release & low foaming: Ensures stable operation and reduces cavitation risk Strong anti-rust & anti-corrosion: Safeguards metal surfaces during operation and shutdown Good thermal stability: Performs well in high-temperature environments typical of turbine systems OEM compatibility: Approved or recommended by major turbine OEMs (GE, Siemens, Alstom, etc.) |
| Sinopec L-TSA 46 | Sinopec L-TSA 46 is a premium-quality mineral-based steam turbine oil designed for use in large-scale industrial and marine turbine systems. It is blended from high-quality, solvent-refined mineral base oils combined with advanced antioxidant, demulsifying, anti-foam, and anti-corrosion additives. |
Steam turbines used in power generation (thermal stations) and industrial process plants Marine propulsion turbine units Hydraulic governors and control systems for steam turbine equipment Bearings, shaft seals, and circulating systems where extreme-pressure conditions are not present Applications requiring ISO VG 46 viscosity with high oxidation and water-separation performance |
Excellent oxidation resistance: Prolongs oil service life and minimizes sludge and varnish formation Outstanding water separation: Protects against corrosion and maintains lubrication quality Rapid air release & foam suppression: Prevents cavitation and hydraulic instability Robust anti-rust & anti-corrosion: Ensures long-term protection of metal surfaces High thermal stability: Maintains performance during sustained high-temperature operation OEM compatibility: Approved or recommended by GE, Siemens, Alstom, and other turbine makers |
| Sinopec L-TSA 68 | Sinopec L-TSA 68 is a high-performance mineral-based turbine oil formulated for use in large industrial and marine steam turbines operating under demanding thermal and mechanical conditions. It is formulated with high-quality base oils and a carefully optimized additive package that includes antioxidants, anti-corrosion agents, demulsifiers, and anti-foam agents. |
Large steam turbine systems in power plants, especially in hot, humid, or tropical environments Heavy industries such as steel, cement, and petrochemical plants Marine propulsion and energy systems Turbine bearings and circulating systems requiring ISO VG 68 grade Governor systems, oil-sealed shaft assemblies, and auxiliary lube circuits |
High viscosity for strong oil film: Protects large bearings and high-load turbine components Excellent oxidation stability: Long service intervals and resistance to varnish Superior demulsibility: Ensures quick water separation and protects metal surfaces Low foaming tendency: Maintains hydraulic control and system reliability Strong anti-rust & anti-corrosion: Protects against humid air and condensation Thermal stability: Withstands high operating temperatures without degradation OEM approvals compliant: Compatible with GE, Siemens, Alstom specifications |
| Sinopec L-TSA 100 | Sinopec L-TSA 100 is a high-viscosity steam turbine oil formulated with premium solvent-refined mineral base oils and a robust additive system. It is designed for heavy-duty steam turbines and circulating systems where ISO VG 100 viscosity is required. The formulation provides superior oxidation stability, water separation, and corrosion protection, meeting GB 11120-89 (L-TSA) standards. |
Large, slow-speed steam turbines in thermal power plants Turbine systems operating under high temperatures and mechanical loads Circulating lubrication systems requiring higher film thickness and stability Hydroelectric and marine turbines exposed to water ingress or condensation Large bearings, shafts, and governor systems where ISO VG 100 is specified |
High viscosity (ISO VG 100): Forms a strong, protective film for heavily loaded components Excellent oxidation stability: Extends oil life and minimizes varnish or sludge Superior demulsibility: Quickly separates water, reducing corrosion risks Low foaming tendency: Ensures reliable operation of control systems and pumps Anti-rust & anti-corrosion: Keeps critical turbine parts clean and rust-free Meets leading OEM and industry standards: Compatible with global turbine specifications |
| Product | ISO VG | Overview | Key Application | Features & Benefits |
|---|---|---|---|---|
| SINOPEC 4524 32 | 32 | Synthetic POE oil for refrigeration compressors using HFC refrigerants like R134a, R407c, R410a. Designed for reliable, low-temp operation in industrial and commercial systems. | Reciprocating, rotary, and screw compressors Commercial and industrial HVAC systems Automotive air-conditioning with HFCs Where ISO VG 32 is specified | Excellent thermal stability at high temperatures Very low pour point (~−40 °C) for cold startups Full miscibility with HFCs for efficient heat transfer High wear protection and lubricity Material compatibility with seals and metals Biodegradable and eco-friendly formulation |
| SINOPEC 4524 46 | 46 | Fully synthetic POE compressor oil for HFC refrigerants with ISO VG 46 viscosity. Ideal for stable operation in compressors across harsh temperature ranges. | Piston, rotary screw, vane compressors Industrial and commercial HVAC/R systems Automotive and stationary A/C applications | Excellent oxidation and thermal stability Wide operating range (−40 °C to 150 °C) Compatible with elastomers and seals High refrigerant solubility for better cooling Strong lubricity and wear resistance Biodegradable for reduced environmental impact |
| SINOPEC 4524 68 | 68 | Premium POE synthetic oil with ISO VG 68 for use in refrigeration systems operating under moderate to high-load conditions. | Screw, vane, reciprocating compressors HVAC systems in marine, industrial, and automotive settings Systems using R134a, R407C, R410A | Outstanding thermal and oxidation resistance Efficient lubrication from −40 °C to 150 °C Material and seal compatibility Excellent refrigerant solubility Strong anti-wear protection for compressor parts Biodegradable for sustainable operation |
| SINOPEC 4524 100 | 100 | High-viscosity POE-based compressor lubricant designed for heavy-duty systems requiring ISO VG 100. Offers superior performance and component protection. | Heavy-duty reciprocating and screw compressors Industrial and transport refrigeration units Large HVAC systems using R134a, R407C, R410A | Thermal stability at extended temperatures Reliable from −40 °C to 150 °C (170 °C short-term) Compatibility with seals, gaskets, metals High refrigerant solubility ensures thermal transfer Superior lubricity reduces wear and friction Biodegradable for environmental safety |
| SINOPEC 4524 150 | 150 | Fully synthetic POE oil with ISO VG 150 viscosity for demanding refrigeration and A/C systems using HFCs. Optimized for high-stress environments. | Piston, screw, and vane compressors Industrial and commercial HVAC systems OEMs requiring ISO VG 150 lubricants | Thermal resistance and oxidation control Operational from −40 °C to 150 °C Low pour point (~−35 °C) for cold starts Miscibility with R134a, R407C, R410A Reduces mechanical wear and enhances life cycle Fully biodegradable formulation |
| SINOPEC 4524 320 | 220 | High-viscosity synthetic POE oil for large-capacity compressors in refrigeration and HVAC. Designed for use with HFC refrigerants where ISO VG 220 is specified. | Rotary screw and vane-type compressors Large transport or industrial refrigeration systems Applications requiring ISO VG 220 grade oil | Stable under thermal and oxidative stress Operates from −40 °C to 150 °C Safe with most elastomers and system materials High solubility with R134a, R407c, R410a Reduces component wear for long-term reliability Low ecological footprint due to biodegradability |
| Product | Overview | Key Application | Features & Benefits |
|---|---|---|---|
| SINOPEC L-QB 300 | Sinopec L-QB 300 is a mineral-based heat transfer oil engineered for high reliability in industrial thermal systems. Formulated from highly refined narrow-fraction base oils with detergents, dispersants, and high-temperature antioxidants, it delivers excellent performance in continuous high-temperature environments. |
Closed or open-loop heat transfer systems Bulk oil temperatures up to ~290 °C and oil film temperatures up to ~320 °C Industrial applications including petrochemical, fiber and resin production, printing, dyeing, food processing, power generation, and drying processes |
Exceptional thermal-oxidation stability with less than 9% degradation after 720 hours at 300 °C High flash point (~203 °C) and auto-ignition (~336 °C) for safer operation Excellent heat transfer due to high specific heat and thermal conductivity Pour point below −55 °C enables cold-start performance Compatible with metals and resists corrosion Low volatility minimizes evaporation loss and maintenance |
| Product | Overview | Key Application | Features & Benefits |
|---|---|---|---|
| SINOPEC 4502 32 | Fully synthetic compressor oil blended with antioxidants, anti-wear agents, and corrosion inhibitors. Offers thermal stability and extended service life. | Single and multi-stage reciprocating compressors. Rotary compressors. Small to large units. –40°C to 110°C (rotary), –35°C to 200°C (reciprocating), with peaks to 220°C. | Outstanding thermal stability. Superior lubrication. High flash point. Low pour point. Excellent anti-wear protection. Extended 4,000–8,000 hour service life. |
| SINOPEC 4502 46 | Fully synthetic oil with advanced additive package for efficient compressor protection and longevity. Offers wide operational temperature range. | Designed for all sizes of rotary and reciprocating compressors. Operates between –40°C and 200°C depending on type. Effective for medium-duty conditions. | Excellent thermal stability. Great wear protection. High flash point. Maintains fluidity at low temperatures. 4,000–8,000 hours drain interval under normal use. |
| SINOPEC 4502 68 | Synthetic compressor oil with optimized balance of viscosity and thermal protection. Ideal for applications requiring ISO VG 68. | Applicable to industrial, automotive, and commercial air compressors operating in broad environmental ranges. Supports high performance under heavy load. | Thermal stability under high stress. Wide temperature operation. Excellent compatibility with seals and metals. Reliable lubricity. Long service life. Miscible with refrigerants. |
| SINOPEC 4502 100 | High-viscosity synthetic compressor oil engineered to protect under elevated loads and temperatures. Offers consistent lubrication performance. | Medium and large reciprocating or rotary compressors. Ideal for systems requiring ISO VG 100 for durability and film strength. Temperature range up to 220°C peak. | Thermal oxidation resistance. Excellent wear protection. Compatible with a wide variety of materials. Flash point safety. Extended drain interval: 4,000–8,000 hours. |
| SINOPEC 4502 150 | Fully synthetic high-viscosity oil for use in harsh compressor environments. Optimized for reliability, heat management, and anti-wear protection. | Heavy-duty air compression systems across petrochemical, cement, electronics, and steel sectors. Temp range: –40°C to 200°C with peak tolerance at 220°C. | Outstanding stability at high temp. Reduces wear. Improves system efficiency. Excellent compatibility. Supports long operation intervals and lowers operating temps. |
| SINOPEC 4502 320 | High-viscosity synthetic oil for extreme-load compressors. Designed for industrial sectors needing ISO VG 320 lubrication strength. | Suited for reciprocating or rotary compressors in steel, petrochemical, and high-pressure systems. Maintains performance at elevated temperature and mechanical stress. | Thermal stability. Extended service life. Enhanced lubrication and cooling. Wide material compatibility. Ideal for long-duration use under harsh conditions. |
| Product | Overview | Key Applications | Features & Benefits |
|---|---|---|---|
| SINOPEC DAB 32 | Air compressor oil formulated with highly refined mineral base oils and an optimized additive package for anti-wear, oxidation resistance, and corrosion protection. As the lightest grade in the series, it supports efficient lubrication and sealing in close-clearance components. | Small-sized reciprocating (piston) compressors operating at lighter loads and moderate temperatures. Rotary compressors and ancillary compressor components specified for ISO VG 32. | Superior anti-wear performance for long component life. Good oxidation stability to minimize sludge and varnish. Effective corrosion protection. Appropriate viscosity for reliable sealing and lubrication of close tolerances. |
| SINOPEC DAB 46 | Air compressor lubricant formulated with highly refined mineral base oils and carefully selected anti-wear, antioxidant, and anti-corrosion additives for dependable performance at medium operating temperatures. | Lubrication and sealing of crankcases and cylinders in small to medium compressors where ISO VG 46 is specified. Suitable for rotary compressors under medium duty. | Excellent anti-wear performance for pumps and cylinders. Oxidation stability for extended oil life. Corrosion inhibition to protect internal metals. Balanced viscosity for reliable film strength. |
| SINOPEC DAB 68 | Mineral oil–based air compressor lubricant blended with an advanced additive system to provide robust film strength and cleanliness at elevated temperatures. | Suited for stationary or mobile piston compressors and selected rotary units requiring ISO VG 68. Common in industrial plants with continuous-duty operation. | Outstanding anti-wear protection to reduce ring/liner wear. High thermal/oxidation stability to limit deposits. Corrosion protection of internal parts. Maintains sealing and efficiency under load. |
| SINOPEC DAB 100 | Miineral oil–based air compressor lubricant, formulated to sustain viscosity and film strength under higher operating temperatures and loads compared with lighter grades. | Ideal for lubrication and sealing of crankcases and cylinders in medium to larger compressors where ISO VG 100 is specified, including continuous-duty industrial service. | Excellent anti-wear protection which improves service life of valves and rings. High oxidation stability for reduced sludge/varnish. Effective rust and corrosion protection. Strong film for sealing efficiency. |
| SINOPEC DAB 150 | Air compressor oil, blended from highly refined mineral base oils with a high-performance additive package, providing thicker film strength for heavy-duty conditions. | Designed for lubrication and sealing in moderate- to heavy-load compressors where ISO VG 150 is required (industrial reciprocating and selected rotary applications). | Anti-wear protection offers enhanced protection of critical parts. Excellent oxidation resistance for longer drain intervals. Corrosion protection and deposit control. Reliable sealing and reduced blow-by. |
| SINOPEC DAB 220 | Mineral-oil-based lubricant specially formulated for heavy-duty compressors that demand very high film strength and deposit control at elevated temperatures. | Ideal for lubricating and sealing medium- to heavy-duty industrial compressors where ISO VG 220 is specified, especially in continuous or high-load operation. | High anti-wear protection enhances the longevity of rings, valves, and bearings. Excellent thermal and oxidation resistance minimizes varnish formation. Strong corrosion protection. Very robust oil film for severe conditions. |
| Product | Overview | Key Application | Features & Benefits |
|---|---|---|---|
| SINOPEC EP 2 Lithium Grease | Mineral-oil-based lithium-complex grease designed for extreme pressure applications. Suitable for heavy-duty lubrication under shock, heat, and contamination. | Used in bearings and gears across industrial, mining, and automotive sectors. Performs well in environments with heat, sliding contact, and occasional moisture exposure. | Withstands high loads (weld load ≈ 3,089 N, Timken OK ≈ 156 N). Maintains structure at ~300 °C. Offers corrosion protection, strong adhesion, and excellent oxidation resistance. |
| SINOPEC Moly-Lithium Grease No.2 | Lithium-based grease with molybdenum disulfide for high-load, anti-wear performance. Offers solid-film lubrication where grease is squeezed out. | Ideal for metallurgy, kilns, mining and conveyor applications. Suitable for bearings under vibration, shock, or oscillation. Operates between –20 °C and +120 °C. | Delivers EP protection (Four-Ball ≈ 618 N). MoS₂ provides residual lubrication. Stable at high temperatures (~199–300 °C). Good water resistance and corrosion control in humid environments. |
| SINOPEC Super Grease NLGI2 | Calcium sulfonate complex grease for EP applications in corrosive, high-heat environments. Contains no harmful additives. | Suited for bearings in rolling mills, casting zones, and washdown areas in metallurgy. Operates between –20 °C and +160 °C. | Performs under extreme pressure (Four-Ball weld ≈ 3,920–4,905 N, Timken OK ≈ 200–222 N). Offers outstanding rust protection in saltwater. Eco-friendly, nitrite- and heavy-metal free. |
