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Top tips for extrusion

Optimise tempering Self-optimising, closed-loop screw tempering for counter rotating twin screws affords more cooling effectiveness than oil tempering – and is free of maintenance. Internal screw tempering helps to widen the process window and increase screw output. It gives constant temperature pr......

Five Points for Attention in PVC Pipe Production

In 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 ......

PE/PRR32-2 dual-pipe production line

A new type of PE/PPR dual-pipe extrusion line (model: PE 32-2; PPR 32-2) has been successfully developed by Ningbo Fangli Technology Co., Ltd. based on years’ R&D as well as production experience accumulated. The line is suitable for the production of PE/PPR pipe diameter range from 12mm to 32mm and......

Reasons Why Water Utilities Choose PVC Pipe

For more than 50 years, PVC has steadily taken market share from ductile iron and other pressure pipe materials. The reasons most often mentioned by utilities are briefly summarized below.

Three-layer Composite PP Pipe Extrusion Line

Pipe has three layers to provide the highest mechanical performance: 1.External black PP layer provides excellent impact resistance and long-term UV protection; 2.Intermediate PP-MD layer provides high mechanical resistance and excellent sound proofing performance; 3.Internal layer low-friction, ......

PPR Copper Liner Reinforced Composite Pipe

The 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......

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