pvc foam board: size:1220*2440mm thickness:0.5-33mm waterproof, fire-retardant, ... dust,waterproof,antirust resistent acid,alkali and salt etc.The product is opaque,it cab be produced various colors according to ... processing.Application : 1. Advertising: Professional screen printing, exhibiton board, display board, color sign, sign board. 2. Transportion: Upholstery for steamship, bus, train, ceiling ...