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According to the introduction of aluminum alloy die casting factory, if strong acid or strong alkali is used in the process of mastering the chemical properties of zinc alloy die castings for oil removal or etching, the coating will blister and peel in the electroplating process, which will affect the yield of plated parts. Therefore, strong acid or strong alkali cannot be used.
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Customers often ask me why the connector shell products provided by other suppliers will have black spots on the surface after a year and a half. Today, let me tell you about it by Dalian LEGO Xiaobian. In fact, there are the following reasons for this bad phenomenon:
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Correct and reasonable die is the premise of aluminum alloy die casting production, and plays an important role in ensuring the quality of aluminum alloy die castings.
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Aluminum die casting plays a very important role in the current industry and has a wide range of applications in many industries. With the continuous development of society, people's living needs are higher and higher. During operation, the demand for aluminum die casting process is also increasing.
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2022-03-14
Causes of under casting of die castings
In the production process of die castings, many quality problems will be encountered, that is, as a common quality defect of die castings, under casting is one of the defects. What are the causes of under casting of die castings? The basis analysis is as follows: -
1、 Environmental requirements1) Keep the die casting machine and its surrounding environment clean. Special attention shall be paid to magnesium alloy die castings, and smoking and drinking water shall not be allowed at the work site.
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