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30 common problems and countermeasures in injection molding process
1. When the product is just started, the cause and solution of the product lack of glue after a period of productionWhen the injection molding machine material tube melts due to long heating time, low
2025/01/06 hooren
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What are medical plastics and commonly used products?
Medical plastics are a class of plastic materials used in the medical field, with a variety of characteristics and a wide range of applications, the following are some important knowledge about medica
2024/10/26 Medical plastics
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How to improve the precision of plastic molds?
Improving the precision of plastic molds can be started from the following aspects:First, design link1. Reasonable structural design:Ensure that the mold structure is stable and can withstand pressure
2024/10/19 Precision of plastic molds
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Why do injection parts have dents and shrinkage marks?
The main reasons for the occurrence of depressions and sink marks in injection-molded parts are as follows:I. Material FactorsLarge Material Shrinkage RateDifferent plastic materials have different sh
2024/10/15 Injection parts
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![Two color mold design and injection precautions]()
Two color mold design and injection precautions
I. Precautions for Two - Color Mold Design(1) In terms of mold structureParting surface designDetermine the position of the parting surface reasonably. For two - color molds, since two injection - mol
2024/10/10 Two color mold
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![Injection molding machine common fault treatment method]()
Injection molding machine common fault treatment method
First, the oil pump motor and oil pump start, but not pressure.1. The proportional valve on the oil pump is loose or the coil is burned - check whether the proportional pressure valve is energized.2.
2024/10/07 Injection molding machine
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![Advantages and disadvantages of PPA materials]()
Advantages and disadvantages of PPA materials
PPA (Polyphthalamide) PPA plastic Chinese name: high temperature nylon, the advantages of the material include:Excellent high temperature performance: thermal deformation temperature of more than 300°
2024/09/25 PPA
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![Advantages and disadvantages of PFA materials]()
Advantages and disadvantages of PFA materials
PFA plastic, also known as meltable polytetrafluoroethylene, a small amount of perfluoropropyl perfluorovinyl ether and polytetrafluoroethylene copolymer, is a high performance engineering plastic, wi
2024/09/18 PFA materials
