Polytek 75-79 Polyurethane Liquid Mold Rubber

$709.00
SKU
POL-POLY7579U120

Poly 75-79 Liquid Rubber is a two-part, liquid polyurethane system that cures (RTV) to a yellow, Shore A80 rubber. This is a pourable rubber, but it can be easily thickened with PolyFiber II Thickener for brush-on application.

Mix Ratio: 2A/ 1B by weight
Shore Hardness: A80
Cured Color: Yellow
Mixed Viscosity: 2000cP

The color of polyurethane Part Bs may change in color from batch to batch or may darken with age, but product performance is not affected. For additional physical property specifications, refer to the Physical Properties Bulletin.

Poly 75-Series Liquid Rubbers consist of two parts (A and B), which, after mixing, cure at room temperature to flexible rubber. Molds made with Poly 75-Series products are excellent for casting concrete, plaster and wax. In addition, Poly 75-Series molds can be used to cast various resins and foams when properly prepared. Poly 75-Series Liquid Rubbers are formulated for good economy with high performance and durability.

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