Dow Corning® SILASTIC S

Supplier: DOW CORNING
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634712AEA 453 GBP
634712A
Dow Corning® SILASTIC S
Dow Corning Silastic S

High strength silicone moldmaking rubber.


  • Outstanding release properties
  • If required the product cure can be heat accelerated
  • Fast thick section cure at room temperature
  • Medium hardness, high tear resistance
  • Very high elasticity, for easy removal of complex replica parts
  • Very low shrinkage and good dimensional stability


SILASTIC S is a two-component material consisting of SILASTIC S Base, which when mixed with the SILASTIC S Curing Agent cures at room temperature by an addition reaction.


A range of materials can be cast into the cured silicone mold:plaster, polyurethane, polyester and other reactive resins are materials typically used.


SILASTIC S can be used for high temperature casting applications or can be made thixotropic (nonflowable) for vertical surface replication


Typical cure time: 7 hours

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