Plastic is a variety of synthetic or natural polymer compounds as the main component, under certain temperature and pressure conditions, can be molded into a certain shape, when the external force is removed, at room temperature can still maintain its shape unchanged material. The main component of plastic is resin, accounting for about 40% ~ 100% of the total amount of plastic.

1, thermoplastics: resin for linear or branched macromolecular chain structure.
Polyethylene (PE), polypropylene (PP), polyphenylene [PS), polyvinyl chloride (PVC), polyformaldehyde (POM), polyamide (commonly known as nylon)(PA), polycarbonate (PC), acrylonitrile - butadiene - styrene copolymer (ABS), poly methyl methacrylate (commonly known as plexigases)(PMMA), acrylonitrile - styrene copolymer (A /S), polyester (PETP polybutylene terephthalate, PBTP polyethylene terephthalate)
2, thermosetting plastics
Phenolic resin (PF), epoxy resin (EP), amino resin, alkyd resin, allyl resin, urea formaldehyde resin (UF), melamine resin, unsaturated polyester (UP), silicone resin, polyurethane (PUR)
3. Universal plastics

Polyvinyl chloride, polystyrene, polyethylene, polypropylene, phenolic resin, amino resin

In the production process, according to the actual needs of production, the plastic head screws can be made into various, but are in the context of joint use and production, first make plastic mold, and then according to the size of the screw and tooth diameter to support the production, make plastic head screws. Screw selection due to different metal materials, iron plated white zinc, add hard black, stainless steel SUS304, stainless steel SUS201, SUS316, copper, aluminum, and so on, so made into a variety of plastic head screws.

And because the plastic material can match the color, it forms a variety of colors of plastic head screws, black plastic head screws, white plastic head screws, blue plastic head screws and so on. Non - standard knurled thick rod half teeth hand screw butterfly plastic head screw plastic head screw - plastic head screw wholesale price, market quotation, manufacturers supply - Buy plastic head screw wholesale price, plastic head screw supplier direct, plastic head screw quotation, stainless steel SUS304 plastic head screw supply and demand information plastic head screw product detailed parameters, real-time quotation, market trend, Aoyang plastic head screw quality commodity wholesale/aoyang hand screw supply information.

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