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Cast-A-Mold 25T is a general purpose rtv silicone elastomer which exhibits excellent tear strength, long library life, and accurate detail reproduction. Cast-A-Mold 25T is a condensation cured silicone (tin catalyzed ) It is used to make rubber molds that can be used to cast polyurethanes, epoxy's, polyester's, cement, concrete, soap, wax, plaster, etc.. It is easy to mix and de-air, and will cure at room temperature over virtually any surface. Cast-A-Mold 25T is extremely useful for applications where superior physical properties are required.
Mix Ratio | 10:1 by weight |
Working Time | 1.0 hour |
Demold Time | 16 hours |
Heat Tolerance | 300°F + |
Tensile Strength | 600 psi |
Elongation | 500% |
Tear Resistance | 150 ppi |
Color | Green |
Hardness | 25-A |
Viscosity | 30,000 cps |