... foam 2.high quality vulcanization 3.high extrusion speed 4.energy saving Pipe: diameter: 6 -114mm, wall thickness: 6 -30mmSheet: ... applies to solar energy and air-conditioner heat preservation pipe/sheet, insulating pipe and sheet, sealing strips, top grade handle, ... pharmaceutical, construction, sanitation, etc, to reach the result of reducing cold and heat loss. If you purchase our machinery, we ...