1. Acid refluxDescription: Residual chemical liquid corrodes the coating, causing problems such as shedding, bulging, and discoloration.Reason: Products manufactured by ordinary die-casting processes have pores and sand holes at the microscopic level, which provide space for residual chemical liquid
Die casting is a highly efficient liquid metal forming method with less and no cutting. It uses a die-casting machine to press molten liquid or semi-liquid metal into a metal cavity under high pressure to quickly fill the mold, and then shapes and solidifies under pressure to obtain castings. Charac