... membrane material base cloth, PTFE base cloth, PVA base cloth, PU base cloth, silica gel base cloth and conveyer belt base cloth. They are used ... materials, conveyer belt, projection screen, advertising cloth, light box cloth, blind fabric, high-temperature filter cloth, PVC and PTFE flexible smallpox, high ... 15-30 and relative humidity between 40%-70%, Fiberglass cloth excellent craft Fiberglass cloth