automatic drum sand blasting machine oil rust cleaning surface grinding pretreatment machinery

Sand blasting is a pretreatment to clean the oil, rust, burr, welding slag spatter, scratch, oxide skin on the products. It helps to lead to good result of electrolysis, electroplating, stoving varnish, paint coating, powder coating, black coating and phosphating etc.. With the sand blasting pretreatment, the postprocessing will be easier and with better adhesive force. We are also supplying sand blasting machine for different purpose including water wet sand blasting machine, portable ourdoor sand blasting cabinet for iron and steel works projuect, as well as conveyor sand blaster for big size products.