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Plastic mould products appeared finish bad solution

Plastic mould products causes of poor finish usually has the following kinds: mold finish is not high; Mold temperature is too low; The material difference. Jie zheng mold today editor with the vast number of engaged in the plastic mold industry colleague take a look at the plastic mold products appeared finish bad solution.

Because the products surface finish (all contact with the mould size) determined by the mold surface finish, if the mould finish is not good, because of the small concave and convex surface will make the finish of products is poor, so in the transparent material products, light transmittance is dropped, reduced transparency.

Because of the high mold temperature, degree of finish is good, so use a lot of warm water circulation in the mould keep the mold temperature to a certain value, make the products of heat transfer immediately, in this way can not only shorten the cycle and the products of the small residual stress can be obtained.

Have to die in order to get finish high mold products surface of hard chromium plating processing, but the mold repair after injury is very hard.

Surface contact with the material of mold products because of poor liquidity, namely curing immediately, with mold products surface can't very well to say again. And predrying inadequate materials and materials of the volatilization of evaporation and condensation with mould contact exists between products and mould, after you make products become bad finish. Molding materials for finish good: GPPS, ABS, PP.

Plastic mould products appeared finish bad solution:

1. Improve the mold temperature

2. Improve the products surface finish of the die

3. Use horniness mould material, use diamond grinding powder grinding process.

Note: the above information by dongguan Plastic mold factory to sort out on the Internet, welcome to reprint, indicate the source!

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