Aluminum alloy is widely used in product shells because of its high strength, light weight, good corrosion resistance and easy processing. Aluminum alloy shells have been widely used in daily life, such as: aluminum alloy shells for mobile power supplies, wireless charging aluminum alloys Shell, Bluetooth audio aluminum alloy shell, headset aluminum alloy shell, etc. The aluminum alloy shell also needs to pay attention to maintenance and maintenance, so as to make the aluminum alloy shell more durable and beautiful. So how to maintain the aluminum profile shell? 1. When there are burrs on the surface of the workpiece, be sure to remove the burrs before measuring, otherwise the measuring tool will be worn and the accuracy of the measurement results will also be affected. 2. After using the measuring tool, wipe clean the surface stains and aluminum chips, loosen the fastening device, and apply anti-rust oil on the measuring surface when it is not used for a long time (more than 1 m...