![Sand blasting](https://sheetmetalcover.com/wp-content/uploads/2022/04/sb-300x300.jpg)
Sand blasting is widely used on metal surfaces The purpose is to overcome and cover up some defects of aluminum…
![](https://sheetmetalcover.com/wp-content/uploads/2021/12/1590025146772857-300x274.png)
Heat treatment and precision of machining processDalian sheet metal partsThe processing editor will introduce to you: The heat treatment requirement…
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Ferrous metal plates are easily oxidized and rusted gradually due to exposure to air or contamination with harmful substances, leading…