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In the production process of PE pipe fittings, extrusion temperature is very important. The following edition will introduce the relevant knowledge to you.
First of all, in order to control the extrusion temperature of PE pipe fittings correctly, we must first understand the relationship between the temperature limit of the processed material and its physical properties, so as to find out its characteristics and rules, so as to select the best
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The quality problems of PE pipes and fittings are generally caused by irregular operation during transportation and construction. The causes of quality problems are as follows:
(1) Polyethylene pipes are dragged and thrown by Tora during transportation, handling and storage, resulting in damage to the pipes;
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PB pipe (polybutylene) is a kind of polymer inert polymer, which has the reputation of "gold in plastics". PB resin is a polymer complex synthesized from butene-1. It has high temperature resistance, persistence, chemical stability and plasticity. It is odorless, non-toxic and odorless. The temperature range of application is from -30 to 100 C. It has cold resistance, heat resistance, pressure resistance, rust resistance, corrosion resistance, non-scaling, long life (up to 50-100 years), and it also has good properties. Long-term aging resistance has been widely used in many countries in the world.
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When purchasing PE water supply pipes, quality should be put in the first place. Some people say that the color of PE pipes can distinguish the quality of pipes. In fact, about the color of PE pipes, some people say red is good, some people say white is good, and some people say black is authentic. In fact, the color has nothing to do with the quality of PE tubes.
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PE pipe is a new type of water supply pipe produced by extrusion moulding process with polyethylene resin as the main raw material. There are three kinds of connection modes: hot melt, electric melt and mechanical connection. PE water supply pipe has the advantages of corrosion resistance, non-scaling, good hydraulic conditions, light weight, long service life (50 years of service life),
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PE water supply pipe has excellent physical properties. The imported high-quality polyethylene material not only has good rigidity, strength, flexibility and creep resistance, but also has the characteristics of hot-melt connection, which is conducive to the installation of pipelines.
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