3, rubbing: There is called drawing, the performance is similar to the car pattern, the surface is formed into a smooth continuous pattern, the difference is that the car pattern is expressed as a ring pattern, the rubbing pattern is a straight line of flowers.
4, Sand blasting: The purpose of aluminum surface treatment is to overcome and cover up some defects caused by the aluminum alloy during the machining process and to meet some special requirements of the customer for the appearance of the product. There are glass sand, tungsten sand, etc., which have different feelings, similar to the rough texture of frosted glass, and the fine sand type can also display high-grade products.
5, polishing: overcome the defect deburring and make the surface bright.
6. Car pattern: The aluminum surface treatment is the processing method of re-machining after the mold is formed. The lathe is processed by the lathe, and the overall performance is extremely regular texture features.