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Plastic plastic box production process
Jan 04, 2019

The following Shenzhen plastic box manufacturers talk about the production process of the plastic box

1. Plate making: CTP plate making is commonly used in plastic box making.

2, selection of materials: general plastic box packaging are made of PET, PVC, PP and other materials, PVC, PET thickness is mostly 0.10-0.0.55, PP can be as thick as 0.75MM, because the material is too thick The plastic box is too hard and looks very dull.

3, printing: the outside of the plastic box will not be printed, at most it is only silk screen, because the plastic box is the outer box, so the printing requires a high process, the most taboo color difference, ink points, faded these affect the aesthetic shortcomings.

4, surface treatment: plastic box packaging usually to do surface treatment, the common is over-glued, over-matt, over uv, over-oil, over dumb oil. It is also the offset printing we said.

5, beer (die cutting): beer is a more important part of the printing process, to be a must-have knife must be accurate, if the beer is not allowed, beer, beer, these will seriously affect the subsequent processing.

6, film: the usual prints are first through the film after the beer, but the plastic box is the first beer after the film, one is afraid of flower packaging, the second is the plastic box pay attention to the overall beauty, plastic box film material must be handmade Production, this can achieve a certain beauty.

7. Sticky box: After the laminating machine, it needs to go through the sticking process (automatic sticking box, artificial sticking box), the sticking box needs to pay attention to the choice of glue, different materials need different types of glue.

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