China KW-520 Switchgear Gasket Foam Machine
PU is a product of 2-component Polyurethane. It adopts FIPFG (foamed-in-place foam gasket) technology which can foam on the workpiece directly. The finished product is a soft and elastic foamed gasket. This gasket is made from component A and component B. Component A is mainly polybasic alcohol, Component B is a hardener-isocyanate.
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