'Dioxin-Free' XLPE Makes Flame-Retardant Wire Insulation.Two new peroxide-curable, crosslinked PE insulation compounds are said to contain "non-dioxin-forming" halogenated halogenated pertaining to a substance to which a halogen is added. halogenated salicylanilides see rafoxanide, clioxanide. flame retardants. Petrothene XL 07633 and XL 04711 from Equistar Chemicals, LP, Houston, are aimed at 600-v power and control cables. They reportedly meet UL requirements for use in XHHW XHHW Cross-Linked High Heat Water Resistant Insulated Wire (UL) , XHHW-2, RHW RHW Reciprocal of Homogeneous W RHW Robert Hewitt Wolfe (famous television writer) , RHW-2, RHH RHH Royal Hobart Hospital (Tasmania, Australia) Rhh Rheinhessen (part of the state of Rheinland-Pfalz, Germany) RHH Reverend Horton Heat (band) , and SIS applications. Both also are rated for sunlight resistance and should meet UL standards for CT and Tray Cable ratings, the company says. Equistar says XL 07633 passes the VW-1 flame test "with a comfortable margin" and meets the latest and more stringent UL44 vertical flame test. XL 04711 is rated HB-1. Both products have a new processing aid that is said to minimize die drool, which causes "horse collar" formation, a common problem with peroxide-cured PE. |
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