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Plastic mold used in the thermal properties of plastic classification

Time is really fast, today is May 9, Mother's Day is coming soon. Two days ago because of industrial power outages, so Dongguan Su Plastic mold factory editor I did not release a new article, today, we introduce the plastic mold used under the plastic thermal performance classification.


1, Thermoplastics


Features: This plastic in the non-heating, the resin molecules were linear or branched structure; after heating softened and melted into a viscous liquid can flow, can shape a certain shape, after cooling to maintain the shape has been formed. If the molded article is heated again, it can be melted and can be molded again into a shaped article, so that it can be repeated.


2, thermosetting plastics


Features: This plastic in the non-heating, the resin molecules were linear or branched structure; after heating softened and melted into a viscous liquid can flow, when heated to a certain time, the cross-linking reaction occurs, the formation of Body structure and curing molding; on the molded products and heating, can not melt.


   Type: phenolic plastic, aminoplast, epoxy plastic, unsaturated polyester plastic, melamine plastic and so on.




Note: The above information from the Jiezheng mold on the Internet, welcome reproduced, indicate the source!

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