... other industrial, commercial fields. Advantages:Retard heat flow,Low thermal conductivity, heat insulating,Fire blocking,Resistant to mold and mildew Working ... /T6343Flammability B1GB/T8624-1997Oxygen index%≥32GB/T2406SDR-≤75GB/T8627-1999 Conductivity factor W/(m.k) GB/T10294average temperature -20≤0.0310≤0 ...