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Hot Sale PEF insulation pipeCategory： PEF Insulation MaterialsBrowse number： 134Number：Release time： 2018-12-29 13:46:13PEF insulation board is made of advanced foaming technology, blended with various raw materials such as high-pressure polyethylene flame retardant foaming agent cross-linking agent, and high-strength foaming of polyethylene hydrocarbons through chemical bridging after mixing and opening.
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