Both cast iron and cast steel are the important materials used for castings in china. But the castablility of cast iron is better than cast steel.There're some reasons which cause the difference.

Investment casting gating system design is different from ordinary sand casting, because it is not only guide the liquid metal into the cavity of the channel, but also act as the bearing function on the wax module and shell and the channel guiding pattern material in and out of the cavity.So it is e......

Investment castings with internal defects,which are assembled in the equipments,will bring unpredictable hazard to production.It will not only shorten the service life,but also causing accidents.

Ningbo is a casting production base for various castings(investment casting,sand casting,aluminum die casting,ect) in China.Some foundries are very busy on production,but some are just with little business.So to be a good business foundry is very important.We,Tongda foundry,mainly focused on manufac......

With the development of the domestic investment casting industry and mold industry,related equipments like vertical and gantry machining center, CNC lathe are also get fast developed,which greatly improve the precision and depth of investment casting industry.

Currently,technology is still the biggest problem of investment casting industry in our country.Although we are always winning good reputation  from overseas investment casting specialists,there are still some bad influence for the lack of technology.So if we want to enlarge investment casting marke......