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Versatile Silicone Rubber for Easy Mold Reproduction and More!

In the realm of mold-making, SILASTIC™ RTV-3120 Mold-Making Base emerges as a game-changer. This general-purpose, low-viscosity silicone mold-making rubber is your ticket to effortlessly replicating objects without intricate undercuts or complex shapes. Its versatility extends beyond molding, as it finds a valuable place in electronic potting and encapsulating applications. Dive into the world of SILASTIC™ RTV-3120 to unlock your creative potential and mold your ideas into reality with ease.


  • Two-part RTV silicone rubbers

  • Low mixed viscosity

  • Adjustable cure times

  • Easy to use

  • Reproduce intricate details

  • Works in a wide range of service temp


  • 4107663, 453 G Bucket, Off-White, Case of 24

  • 4107664, 4 KG Pail, Off-White, 1 Case

  • 4107666, 18.1 KG Pail, Red, 1 Case

  • 4107672, 181.4 KG Drum, Red, 1 Case

To order SILASTIC™ RTV-3120 Mold-Making Base, call 270-765-2212 or email

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