... ,304,316,316L. Process: lost wax processing, wax injection processing,gush arenaceous.polishing,pickling. Surface: gush arenaceous,polishing,mirror polishingBusiness typemanufacturerBuild time2002Number of employee101 ... ISO9000,BCC,CQGC.StandardDIN,ANSI,JIS,GB. Process wax injection,lost wax processing,polishing,gush arenaceous,picklingWe are an investment casting manufacturer,we ...