A combination of factors like environmental pollution, fuel economy, and longer new energy vehicle range leads to a trend that automobiles are bound to be lightweight. Light weight is to reduce the weight of the vehicle as much as possible while ensuring the strength and safety of the vehicle, thereby improving the dynamics of the vehicle, reducing fuel consumption, and reducing exhaust pollution.
At present, the aluminum alloys in automotive applications cover body in white, car chassis and structural prats, including car door, hood panel, roof panel, truck lid, bottom plate, power battery shell, cross bean, engine carrier, car seat,etc.