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SILASTIC™ RTV-4234-T4 is a high strength moldmaking rubber developed for prototype design and production tooling, especially for rapid prototyping.



  • Outstanding release properties
  • If required the product cure can be heat accelerated
  • Translucent appearance allows split lines to be cut accurately in block molds
  • Very low shrinkage and good dimensional stability
  • High hardness, but flexible and very tough
  • Can be used for high temperature casting applications
  • Two XIAMETER Curing Agents: XIAMETER RTV-4234-T4 (standard) and SILASTIC™ RTV-4234-T4 O (oil bleeding)
  • Easy to de-air

SILASTIC™ RTV-4234-T4 Curing Agent

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