RTV421 is a two part, high strength, condensation (tin) cure mold making product. It offers mid durometer, low viscosity, and long worklife. This product is also suggested for use on high sulfur-bearing clay masters due to its excellent inhibition resistance. It can be used for block or glove molds.
Key Features and Typical Benefits
- Inhibition resistance to sulfur materials
- Low viscosity easy flow
- Superior detail reproduction
- High tear strength and flexibility