Product Overview The Polyurethane Spraying & Polyethylene Winding Pre-Insulated Pipe Production Line was independently developed by HUASHIDA and holds a number of national patents. According to third...مشاهده بیشتر
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Turnkey 3-4unit/H Spraying & Winding Type Pre-Insulated Pipe Production Line and Polyurethane Insulated Pipe Manufacturing Line