At present, aluminum and zinc plating is widely used, mainly divided into the following several kinds: Construction: roof, wall, garage, sound insulation wall, pipe and combined house, etc. Car: muffler, exhaust pipe, wiper accessories, fuel tank, truck box, etc. Home appliances: refrigerator backboard, gas stove, air conditioner, electronic microwave oven, LCD frame, CRT explosion-proof belt, LED backlight, electrical cabinet, etc. Agriculture: pig house, chicken house, granary, greenhouse pipe, etc. Others: heat insulation cover, heat exchanger, dryer, water heater, etc. Precautions for application of aluminum and zinc plating: When using aluminum zinc plating, we should also pay attention to some main precautions: Storage: should be indoor storage warehouse, adhere to dry ventilation, not in acidic climate for a long time. Outdoor storage to prevent rain, prevent condensation formation of oxidation spots. Transportation: to prevent external collision, skip is required to support the steel coil on the transport tools, reduce stacking, and take rainproof measures. Processing: coilcenter shear processing, the use of aluminum plate like lubricating oil. When drilling or cutting aluminum zinc plated steel plate, the scattered iron filings shall be removed in time.