ELASTOSIL® RD 3151 F is a silicone rubber dispersion for textile coatings and and is also in use as primer for bonding silicone rubber on PEX surfaces.


  •  high abrasion resistance
  •  easy to clean surfaces
  •  high heat resistance
  •  good adhesion to glass fiber and various textiles
  •  high degree of transparency
  •  glosssy surface

ELASTOSIL® RD 3151 F is a solvent based dispersion (50 % in Shellsol 80/10). If necessary, further dilution with suitable solvents is possible. It can be used as primer for bonding silicone rubber on PEX surfaces, coating for textile braided cables and generally as top coat for silicone rubber coatings. Once cured, the coating shows high abrasion stability and a dry surface, providing easy to clean properties, e.g. for architectural membranes.

ELASTOSIL® RD 3151 F is processed by thorough incorporation of a crosslinker.

Recommended ratio is 100 parts of ELASTOSIL® RD 3151 F plus


- 3 parts of CROSSLINKER W (for textile coatings) or

- 6 parts of CROSSLINKER W (as a primer for bonding silicone rubber on PEX surfaces)


Recommended curing conditions: evaporation of solvent at 80°C, followed by curing at 150-200°C.


This product is available in 20 kg pails. 


Once opened, containers should always be resealed after use to prevent the platinum catalyst from being poisoned by amines, sulphur or phosphorus compounds.

The 'Best use before end' date of each batch is shown on the product label. Storage beyond the date specified on the label does not necessarily mean that the product is no longer usable. In this case however, the properties required for the intended use must be checked for quality assurance reasons.

Sales and support

Wacker Chemical Corporation
3301 Sutton Road
Adrian, MI 49221-9397
United States
+1  888  922-5374 (Phone)

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