we are one-stop purchasing factory about metal product,Website:http://www.chinacastingtech.com, from produce, machining, assembly, and to surface treatment.Sand blastingTechnical characteristicsAchieve different reflective or matteAble to clean the surface of the small deburring, and more smooth surface, eliminating the harm burr, improve the grade of the workpieceImprove the finish of the workpiece, the workpiece is exposed uniform metallic color, so that the workpiece more aesthetic appearance