Product name: General Purpose Polystyrene (GPPS) Specifications: Type Grade Melt Flow Index(g/10min, 200℃ , 5 kg load) Characteristics Applications Injection grade 861N/B 7.0 Good transparency,...
PU sandwich panel is composed of two layers of weatherproof Pre-painted steel sheet and injected the hard form of polyurethane between the two layers. The effective width of PU roof or wall sandwich...