Optisil FM

Grease for metal/plastic combination

A creamy white coloured silicone grease.

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  • OEM approved 2 approvals
  • Product category Grease Applications
  • Application Multi Purpose High Performance
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The product you have selected is no longer available. Please contact your local Castrol representative (or use the “Contact us” button) to discuss the best suitable alternative for your application needs.


A creamy white coloured silicone grease. Due to its excellent separating and lubricating properties it is especially suited for applications with metal/plastics combinations.


Operating temperature Min. -40°C

Max. 200°C
Viscosity 2, 3 mm/s² at 40°C
Oil type Silicone
Thickener Lithium
Food grade No
Product type Greases
Applicable to these sectors Automotive Manufacture

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