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Legao(Dalian)Precision Technology Co.,LTD

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Tel: +86 15566952622（Senior Manager ）

Tel: +86 13940917822（Manager Zhang）

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Address: Dalian Economic and Technological Development Zone in LiaoningProvince Song Lan Street, 1st floor 1-2

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2022-08-30

Why the Pickling Degree of Aluminum Castings Should be Controlled and Its Polishing Requirements

1. Is the pickling of aluminum castings well controlled? And, is it necessary to apply primer before painting?
2022-07-22

What is the difference between the structure of die-casting mold and plastic mold

The difference between die-casting mold and plastic mold:
1. The injection pressure of the die-casting mold is large, so the template is required to be relatively thick to prevent deformation
2022-05-27

Common problems and solutions of aluminum alloy die castings

Various problems often occur in the production of aluminum alloy die castings. If these problems can not be solved in time, it will inevitably affect the quality of aluminum alloy die castings and make the product performance poor.
2022-05-27

Problems in quality control of aluminum die castings

China's die casting industry continues to develop and apply new technologies and materials, which can be seen everywhere in life.
2022-04-19

What are the reasons for the blackening of the surface of die castings after plating for a period of time?

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:
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: