and local companies need to speed up their deployment in the high-end market

Polyurethane rigid foam, referred to as polyurethane rigid foam, is one of the subcategories of polyurethane products. It has the characteristics of porosity, low relative density, high specific strength, light weight, good thermal insulation effect, strong electrical insulation performance, and temperature resistance. Excellent, sound insulation and shockproof effect. According to different molding methods, rigid polyurethane…