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                  What is polyether ether ketone?

                  2021-12-01

                  Polyether ether ketone English abbreviation PEEK, is one of the special plastics, long-term use temperature of about 250 degrees Celsius, HDT about 143…

                  Disadvantages of plastic

                  2021-12-01

                  1. When it comes to recycling waste plastics, sorting them is difficult and uneconomical.2. Plastics burn easily and produce toxic gases when burned. F…

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