Solvent free, reactive diluting agent, suitable for liquid silicone rubbers of the product range ELASTOSIL LR.


  • reactive dilutant for LSRs
  • can be used to formulate silicone printing inks
  • solvent-free
  • food contact compliant

WACKER® VISCOREGLER 64 F can be used to reduce the viscosity of addition curing liquid silicone rubber formulations. It contains reactive functionalities and will be incorporated into the silicone network during the curing process. 

WACKER® VISCOREGLER 64 is added during the mixing of ELASTOSIL textile grades with crosslinker or during mixing of the A and B components of A/B type liquid silicone rubbers.

Please note: when added in amounts larger 10% of WACKER® VISCOREGLER 64, additional crosslinker or platinum catalyst might be neccessary to balance the curing reaction. Preliminary trials are recommended. 


This product is available in 1 kg bottles, 5 kg and 25 kg pails and 200 kg drums. 


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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