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.

Application

  • 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: -54ºC to 205ºC.
  • 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: -60ºC to 200ºC.

Typical Properties

Items Typical Properties Test Methods
7502 7503
Appearance White smooth buttery Visual
1/4 Worked Cone Penetration,0.1mm 60 69 ASTM D217
Evaporation Loss(200ºC,1h),% 2.0 3.0 ASTM D972

Attentions

  • Prevent water and impurities during storage and transportation.
  • Do not mix with other type of grease.
  • Do not heat before using.