PU FOAM is a polyurethanepolymer that reacts with moisture in the air causing it to expand to fill any shaped hole or cavity.T esealant/Whixpandable pu foam te expanding foam sealant PU Waterproof spray foam sealant he cured foam can be cut or shaped and painted as disired. It is used preferably for insulation and installation in the construction sector application can be filling cavities, break-throughs, cracks and gaps, sound and heat insulation bonding fixing mounting, etc.
The pioneering work on polyurethanes was conducted by Otto Bayer and his coworkers in 1937 in Germany. Polyurethane foams, including SPF upholstery (flexibile) foams, etc. were developed in the 1950's.
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Located in Ren Qiu, near capital city, Beijing, Renqiu Tianmai Import And Export Trading Co., Ltd. is a professional manufacturer and trader,. One hand, we specialize on producing weather seal strip and PU foam sealant We have more than fifteen years of experience on production and sales. Our products have won praise from customers worldwide, and our company enjoy a good reputation among clients. On the other hand, as one professional trading company, we devote ... View detail