Matters needing attention in casting and molding of polyurethane rigid foam

As the main auxiliary agent for polyurethane foaming, color paste is widely used in various polyurethane materials. As a professional polyurethane color paste manufacturer in East China, the color paste produced by our factory has the characteristics of high color concentration, good fluidity, bright color and strong weather resistance without affecting foaming when added in large quantities. ...... ​ Amine catalyst is the main catalyst for casting foam molding. Delayed amine catalyst can be