20
Apr
Generally, in mold processing, if we need to use injection molding equipment to process the product surface, there will be large and small defects. Generally, these defects will appear in the gate position, which belongs to the starting position of mold processing, so these…
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10
Aug
Engineers at a plastic mold manufacturing company say they are first tier suppliers to large auto parts companies, but since last year, they have received more and more customized orders for small plastic molds. When people think that there are more and more small…
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02
Mar
How to ensure that the mold processing orders can be completed successfully?
Size
Each customer if wants to choose, to ensure their own mould processing orders can be smoothly in a short period of time, it is best to also will be able to determine the…
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13
Sep
Mold processing and manufacturing is a hot industry, and the competition is fierce, especially in the quality of molds, which directly determines whether an enterprise can operate for a long time. Therefore, mold processing manufacturers should learn to find their own production and processing…
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04
Jan
The cooling time of plastic injection molding products accounts for about 80% of the whole injection molding production cycle. If the injection molding parts are cooled properly, the product quality is qualified. If the cooling is not qualified, it will lead to warpage deformation…
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20
Apr
Silver wire is a silver white stripe formed by low molecular volatiles, water vapor and other gases on the surface of injection molded parts.
Cause:
1. Raw materials are wet and contain too much water
2. Residual moisture in mold cavity
3. There are residual lubricating oil and…
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29
Sep
Injection system
Injection system is one of the main components of injection molding machine, generally there are three main methods: plunger, screw, screw pre-plastic plunger injection. Now widely used is screw type. The effect is that in a cycle of the injection machine, a certain…
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06
Dec
In the plastic mold manufacturing industry, in order to facilitate demolding, improve efficiency, prolong the life of plastic molds, make the surface of products smooth, qualified size and reduce waste products, demoulding agents are usually needed. The release agent can be roughly divided into…
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03
Jan
The basic reason for surface sag: from the perspective of plastics, when the plastic cools and shrink, insufficient filling will lead to product surface sag or internal cavity.
The causes and solutions of defects are different depending on the location of sag.
When the sag occurs…
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28
Sep
Dj molding is a manufacturing enterprise integrating R & D, manufacturing and sales. In the ten years of serving at home and abroad brands, Dj molding has accumulated rich comprehensive experience in design, development technology, mass production, quality management and other technical disciplines such…
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