午夜久久久久,少妇久久人人爽人人爽人人片欧美,丝袜yin荡邻居人妻,粉嫩欧美一区二区三区

Classification: PFA fusible polytetrafluoroethylene series

Brand: Lichang

Packing: 25kg/ pack

Description: It has excellent heat resistance, cold resistance, chemical stability, mechanical property, insulation, self-lubricating property, folding resistance, cracking resistance and so on. A total of 22 products of injection molding, extrusion, molding three series of nine colors.