The min tolerance of the casting linear dimensions canbe within 0.1mm,surface roughness is ral.6-12.5 um.

Stainiess steel,carbon steel,alloy steel.Standards being used for the materials are GB,ASTM,AISI,JIS,DIN,BS etc.

      The high precision sodium silicate foundry:It mainly produces commonly prcised casting such as cast steel in different specifications.The products are ranged from 0.5kg to 50kg.    

      The smallest casting is 3g and the largest one 70kg,the min casetable hole:D2mm,min castable angle:RO.1mm,min castable thickness:0.7mm