the advantages of pp hollow building board
Product performance: 1: Light weight, high strength, good toughness, and high impact strength. 2: Small expansion coefficient, large board width, few seams, and wear resistance. 3: No moisture absorption, no mildew, no cracking, cold resistance, high temperature resistance, acid and alkali resistance. 4: Easy to process, can be sawed, nailed, welded, and can be connected in any combina