Material:Stainless steel Process:Silica sol casting Certification:ISO9001-2008 97/23EC ... casting,Silica sol castingCasting MaterialStainless steel,Alloy steel,Carbon steel,Aluminum,Special steel,Cast iron,Wear-resistant steelHeat-resistant steel,Corrosion-resistant steelCasting ApplicationTransport equipment ... tester,Impact test machine,Projector,Altimeter,Scale Micrometer etc. Mechanical parts