Silicon Grease 7502,7503

SINOPEC Silicon Grease 7502 is formulated from a synthetic silicon fluid and an inorganic thickener and various well-chosen additives. Grease 7502 has outstanding high and low temperature performances, and according to GB/T 7631.8-90(ISO6743/9-1987), grease 7502 can be classified as L-XEGEA2-3 while grease 7503 as L-XEGEA2.



Features & Benefits

  • Miraculous airtightness performances

  • Outstanding protection against rust and corrosion

  • Excellent resistance to water wash and chemical solvent

  • Exceptional compatibility with various plastics and rubbers such as nylon, polypropylene etc.

  • Do not contain any heavy metal and nitrite that will do harm to human’s health and pollute environment.

Technical specification

  • Meets the following performance specification: SH/T 0432-92.


  • Grease 7502 is specially designed for lubrication and seal applications between metal and rubber. It is also recommended for lubrication and seal Application such as metal valve rotator and joints contacted with chemical substance. It is suited for electric equipment insulation and vacuum systems .

  • Application temperature range: -54?C to 205?C.

  • Grease 7503 is specially designed for lubrication and rust-proof of black-metal fittings. It is suited for insulation and protection of electric equipments .

  • Application temperature range: -60?C to 200?C.

Typical Properties

ItemsTypical  PropertiesTest Methods
AppearanceWhite  smooth butteryVisual
1/4 Worked Cone Penetration,0.1mm6069ASTM  D217
Evaporation Loss(200?C,1h),%23ASTM  D972


  • Prevent water and impurities during storage and transportation.

  • Do not mix with other type of grease.

  • Do not heat before using.

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