Poly 81-90 Liquid Rubber
Poly 81-90 is a firm A90 polyurethane liquid rubber most often used for making molds, mold facings, stamping tools, industrial parts, rollers, gaskets, bumpers, pads and more. This rubber is very tough, durable, abrasion-resistant and offers low moisture sensitivity.
|Mix Ratio||Shore Hardness||Pour Time||Cured Color||Mixed Viscosity||Specific Volume||Demold Time|
|100A:40B||A90||23 min.||Varies||2,000 cP||26.6 in³/lb||~16 hr.|
|Accessories: 74/75 Part C Softener, PolyFiber II Thickening Agent, UV Additive, Tietex® Fabric, Poly Purge Aerosol Dry Gas|