RTV Jewelry Molding Rubber

Castaldo Liquid Rubber Mold Frames

Liquid mold frames for use with all RTV liquid rubber molds.
For use with all RTV liquid rubber molds. Available in several different thicknesses.

QuickSil® Soft and Flexible Silicone Molding Rubber

Castaldo® QuickSil® is the easy way to make molds and cast a wide variety of objects. Because of its heat resistance low-temperature metals such as pewter and lead can be poured directly into the rubber molds.

QuickSil® Firm and Flexible Silicone Molding Rubber

Castaldo® QuickSil® is the easy way to make molds and cast a wide variety of objects. Because of its heat resistance low-temperature metals such as pewter and lead can be poured directly into the rubber molds.

Castaldo LiquaFast ICE®

Rapid molds from rapid prototypes with finished molds in as Little as 30 Minutes.
New LiquaFast™ ICE from CASTALDO® is a transparent two–part 0% shrinkage RTV silicone molding rubber that cures very rapidly at normal room temperatures and cures even faster at slightly warmer temperatures.

Castaldo LiquaGlass®

Injecting Castaldo LiquaGlass molds is easy because you can see the wax as it is injected.
LiquaGlass™ 0% shrinkage CLEAR liquid RTV jewelrymolding rubber makes strong, tough, flexible production molds at only a fraction of the price of clear silicone rubbers.

Castaldo LiquaCast® Long-Life™

0% Shrinkage RTV Liquid Jewelry Molding Rubber
Ordinary low-cost RTV liquid rubber molds become soft and unusable over time, wasting the time, effort and skill invested in making them. Sometimes they even turn back into liquid rubber!

Castaldo LiquaCast®

Safely molds just about anything without shrinkage!
Castaldo® LiquaCast® is a 0% shrinkage room temperature vulcanizing liquid rubber that lets you make molds of delicate objects that would not survive the heat and pressure of the normal vulcanization process.