... excellent common material with ideal performance-cost ratio and with light materials, easy storage, and convenient construction. APPLICATION FIELDS 1 ... rack, color sign, signboard 2 TRANSPORATIONUpholstery for steamship, bus, train, ceiling, anti-vibration of container and moisture-proof insulation lining 3 ... template, antistatic facility, seashore damp-proof facility, and various light partitions.