What are the car lamp materials

Aluminum alloy: aluminum alloy is the most commonly used material in lamp manufacturing. It is often heard that the lamp needs to be opened. After opening, aluminum alloy should be pressed. There is zinc alloy: but the cost of aluminum alloy is relatively high. Some lamp structures with low material requirements can be replaced by zinc alloy. Its quality is slightly heavier, but the cost is relatively cheap. There is also steel plate: steel is also a commonly used material in lamps. It has a wide range of applications and is much cheaper than aluminum. There is also plastic: plastic is just a general term. It includes many kinds, such as PC and PMMA, which are very common at ordinary times. It is a kind of high molecular polymer. Mirror aluminum mirror aluminum material is unique in the lamp industry, and other products are rarely used.