タイトルまたは説明

Silica sol casting process, the surface is more exquisite and smooth, casting no sand hole, no burr, precision polishing and surface more smooth, select material, not easy deformation of oxidation, wear-resisting corrosion resistance, a variety of specifications can be customized as required, widely used in mechanical, Marine, chemical industry, automobile and other fields, there are 2 large casting production lines, can undertake batch casting product order