Treatment of polyurethane spraying machine that has not been used for a long time

Polyurethane insulation materials are widely used in daily life, such as shoes and leather industry applications; transportation industry applications; construction applications; daily appliance applications and so on. Let's learn about it together!Polyhelium ester thermal insulation materials are u

Polyurethane foaming machine is the black material (isocyanate, also called crudeMDI) and white material (combined polyether) are fully mixed according to a certain ratio (the conventional ratio is 1:1) Combine the output, the two raw materials after the output react chemically, start to expand and

Precautions and equipment requirements for spraying polyurethane rigid foam in cold storage

At present, the total global output of polyurethane has exceeded 10 million tons per year, with an average annual growth rate of 4.4% in production capacity and an average annual growth rate of 3.4% in consumption. As the largest production base and consumer market in the polyurethane industry in As