Cart 0

Poly 74-20 Liquid Rubber


  • $300.00

Poly 74-20 Liquid Rubber is a two-part, liquid polyurethane system that cures (RTV) to a yellow, Shore A20 rubber, mixed at a ratio of 2:1 by weight. This is the softest rubber in the Poly 74-Series line of polyurethane mold rubbers. Poly 74-20 is a pourable rubber, but it can be easily thickened with PolyFiber II Thickener for brush-on application.

WARNING: This product can expose you to chemicals including Toluene diisocyanate (TDI), which is known to the State of California to cause cancer. For more information, go to


Technical and Safety Data:
74 Series Technical Bulletin
74Series Physical Properties
Safety Data - 74 Series Part A
Safety Data - 74 Series Part B

We Also Recommend