... K-2Environment friendly, flexible, flame-retardant polyolefin tubingApplicationKOSOO K-2 is environment friendly, flexible, flame-retardant, irradiated crosslinking ... polyolefin tubing. Unlike other typical flame-retarant tubings, K-2 is free of PCBs, PCPs, polybrominated biphenyls (PBBs), ... 0.625)1.02±0.15(0.040±0.006)501 1/238.1(1.500)19.1(0 ... 750)1.02±0.15(0.040±0.006)50250.8(2.000)25.4(1.000)1.14±0 ...