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Causes and solutions of dents in injection molded parts
Jul 16 , 2021
Dents in injection molded parts are all defects caused by insufficient melt replenishment when the thicker parts are cooled. The shrinkage of plastic parts (surface shrinkage and internal shrinkage) The main reasons for such defects are improper control of molding conditions, mold defects, raw materials that do not meet the molding requirements, and unreasonable design of the shape of the plastic ...
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The difference in TPE and TPU materials and how to distinguish they
Jun 17 , 2021
From the perspective of TPE is the general term for all thermoplastic elastomer, TPU is only one type of thermoplastic elastomer TPE.In general, TPE refers to the alloy elastomer based on SBC (mainly SEBS, SBS) styrene elastomer blending modification, and it is also called TPES in some countries. Here we mainly discuss the difference in characteristics and applications of TPE and TPU.TPE and TPU i...