Polypropylene water supply pipe is a kind of plastic pipe which is extruded by single screw extruder with polypropylene resin as the main raw material. This kind of pipe has the characteristics of lightest weight, non toxicity, acid resistance, chemical corrosion resistance, good toughness, good hea......
Read MoreThe utility model relates to a composite pipe of copolypropylene plastic and copper metal pipe, which comprises a copper pipe, a PPR plastic and an adhesive layer and an anticopper agent. Adhesives, anti-copper agent layer is arranged between the copper tube and PPR plastic tube layer, and the one-t......
Read MoreIn the production process, since PVC is a kind of heat sensitive material, even if heat stabilizer is added, it can only increase the decomposition temperature and prolong the stable time without decomposition, which requires strict control of PVC molding temperature. Especially for RPVC, since its ......
Read MoreNingbo Fangli Technology Co., Ltd. is a mechanical equipment manufacturer with nearly 30 years’ experiences of plastic pipe extrusion equipment, new environmental protection and new materials equipment. Here we’d like to introduce one of our most popular production – PVC-U 75G-2 (two-stand) pipe ext......
Read MoreAccording to the rotation direction of twin-screw extruder, it can be divided into two types: co rotating extruder and counter rotating extruder. Co rotating twin-screw extruder means that the rotation direction of two screws is the same when they work; The opposite direction extruder refers to that......
Read MoreAs a common extruder equipment, the single screw extruder is used in plastic processing industry. What is its principle and structure? Below is the analysis for the single screw extruder from the extruder conveying section, compression section and metering section.
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