OCP-010 EPM (Ethylene Propylene Copolymer) is a type of viscosity index improver (VII) used in lubricating oils to enhance their viscosity-temperature characteristics. Viscosity index improvers are additives that help reduce the rate of viscosity change with temperature, ensuring that the lubricating oil maintains its protective film and performance across a wide range of operating temperatures.
OCP-010 EPM refers to a type of ethylene-propylene copolymer (EPM), often used as a viscosity index improver in lubricants.
🧬 What Is OCP-010 EPM?
- OCP: Stands for Olefin Copolymer, commonly used in lubricants as viscosity modifiers.
- 010: Likely indicates a grade or molecular weight level — “010” typically refers to lower to medium molecular weight, suitable for applications requiring good solubility and shear stability.
- EPM: Ethylene-Propylene copolymer — a saturated, rubber-like polymer known for excellent thermal and oxidative stability.
🧪 Typical Uses of OCP-010 EPM:
Viscosity Index Improver (VII)
In engine or industrial oils
Reduces the rate of viscosity change with temperature
Key Properties of OCP-010 EPM Ethylene Propylene Copolymer:
- Viscosity Index Improvement: OCP-010 EPM helps improve the viscosity index (VI) of lubricating oils, allowing them to perform effectively over a broader temperature range.
- Shear Stability: This copolymer exhibits good shear stability, maintaining its viscosity-improving properties under the mechanical shear encountered in engine and gearbox applications.
- Compatibility: OCP-010 EPM is compatible with a wide range of base oils and other additives commonly used in lubricating oil formulations.
- Thermal Stability: It offers good thermal stability, resisting degradation and maintaining performance at high temperatures encountered in engine and industrial applications.

Common Applications of OCP-010 EPM:
- Engine Oils: OCP-010 EPM is used in automotive and industrial engine oils to enhance the viscosity-temperature characteristics, ensuring effective lubrication and protection across a wide range of operating temperatures.
- Transmission Fluids: It can be used in automatic transmission fluids (ATFs) and manual transmission fluids (MTFs) to improve low-temperature fluidity and high-temperature performance.
- Industrial Gear Oils: OCP-010 EPM is used in industrial gear oils to enhance viscosity-temperature characteristics, reducing wear and extending equipment life.
- Automotive Engine Oils: Used in passenger car motor oils (PCMO), heavy-duty diesel engine oils (HDDO), and other automotive lubricants to enhance viscosity control, fuel efficiency, and overall performance.
- Industrial Lubricants: Applied in industrial gear oils, hydraulic fluids, metalworking fluids, and other industrial lubricants to improve viscosity stability, wear protection, and thermal stability.
- Automotive and Industrial Greases: Utilized in grease formulations to provide excellent shear stability, consistency, and performance across a wide range of temperatures and operating conditions.
Considerations When Using OCP-010 EPM:
- Dosage: Proper dosage of OCP-010 EPM should be determined based on the specific application, base oil, and performance requirements to achieve the desired viscosity index improvement.
- Compatibility: Ensure compatibility with other additives and base oils in the lubricant formulation to avoid potential issues, such as stability problems or performance degradation.
- Regulatory Compliance: Check compliance with industry standards and specifications relevant to your application and region when using OCP-010 EPM.
Summary:
OCP-010 EPM Ethylene Propylene Copolymer is a viscosity index improver used in lubricating oils to enhance viscosity-temperature characteristics, shear stability, and thermal stability. It is widely used in engine oils, transmission fluids, and industrial gear oils to improve performance, reduce wear, and extend equipment life. Proper selection, formulation, and application of OCP-010 EPM are essential to optimize lubricant performance and meet the specific requirements of different applications.
If you have specific questions or need further information about OCP-010 EPM, its applications, or how to incorporate it into your lubricant formulations, please feel free to ask!
OCP-010 is a ethylene propylene copolymer used as a lubricant viscosity index improver. Let’s explore some essential details about this additive:
- Application: OCP-010 EPM ethylene propylene copolymer is commonly used in industrial lubricants.
- Composition: It is an EPM (ethylene propylene rubber).
- Performance:
- Excellent Thickening Capacity: OCP-010 significantly thickens lubricants.
- Thermal Oxidation Stability: It maintains stability even at high temperatures.
- Good Oil Solubility: The additive readily dissolves in oil.
- Supply Ability: Approximately 100,000 tons per month.
- Packaging: Typically packed in 25 kg bags.
- Port: Available for shipment from Dalian, Tianjin, or Qingdao.
OCP-010 is a valuable additive for improving lubricant performance, especially in applications where temperature stability and thickening capacity are critical. If you have further questions or need additional information, feel free to ask!

