... envrionment-friendly, mold and mildew resisting Products DescripitonISOFLEX elastomeric rubber foam are cell-closed products, mainly made of NBR/PVC. ... Application:Ductwork in HAVC, cold/ hot pipes, chemical industry, light industry, textile process,metallurgy, boat, electrical apparatus and other ... -no cracksGB/T16259150hno deformingTemperature -40-110GB/T17794 Rubber foam- Foil faced products