Shenzhen WT Hardware and Plastics Co.,Ltd


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Shenzhen WT Hardware and Plastics Limited

contact:Henry yang

Mobile: +86-8923768676

Tel: +86-755-27673590, 23143539
Fax: +86-755-23143536
Add: 5B2, Jiangshi Building, Fuyong, Shenzhen, China
Our main products: Injection Mold, Molding Parts, Die Casting Mold, CNC machining of high quality


Two Color Plastic Injection Molding
Nov 26, 2017

Two color injection molding

The so-called two-color injection molding, refers to the two different colors of plastic into the same mold forming method. It can make the plastic parts appear two different colors, and can make the plastic parts showing regular patterns or irregular moire patterns, so as to improve the practicability and beauty of the plastic parts.



(1) double color injection molding

Figure 1 shows the principle of double color injection molding. The utility model has two material cylinders, each of which has the same structure and use as the ordinary injection molding barrel. Each cylinder has its own channel connected with the nozzle, and the nozzle path is also equipped with the valve 2,4. When the melted material is plasticized in the barrel, the sequence of the material entering into the nozzle and the proportion of the discharge material are controlled by the opening and closing valves 2 and 4, and then injected into the cavity by the nozzle. Various plastic products with different color blending effects can be obtained.


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