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Plastic mold
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Plastic mold, refers to the plastic used in the production of the mold, the lowest cost is the cast, followed by plating copper mold, aluminum mold is the most expensive. Mold drill a small hole for vacuum heat of adsorption of hard films, the formation of plastic products. Plaster mold is mainly used yellow plastic palm gypsum powder; if drawings, touch drawings and data requirements, gypsum materials, milling and mold making by hand; if provided in kind, the first kind of mud by hand to complete the mold contour, vacuum forming a vacuum cover, and then return plaster mold, and the mold modification is completed; takes about 2-4 days; plaster mold making easier, shorter, it is conducive to product packaging changes, lower prices, but low durability, after a period of time, easily damaged, transparency of products produced by the poor; mainly applied to the first plate to confirm product packaging and less demanding of transparency. Plastic mold is generally in accordance with the requirements of product design, after made a plaster mold, plaster mold used to produce vacuum bags using the special high temperature resin material injected into the vacuum hood, until dry mold, drilling, grinding is completed; about takes 3-5 days; more expensive than copper mold resin molds and plaster with high, but the extent and mold rather, more durable, can solve some technical problems, and copper mold plaster mold can not handle, such as product walls appear waterlines , the use of such mold may have a good effect; the main requirement of special products for electronics, toys, medicine, food, automotive products and so on ....... |
