Resin sand-founded casting 2,Resin sand and common sand -founded casting 3,Ludox stainless steel pieces 4,Pneumatic Valve 5,Full part Flanged Globe valve And so on

• 树脂砂铸造的铜铸件2、树脂砂和普通砂铸造的铸铁件3、硅溶胶精铸不锈钢件4、气动脉阀5、法兰式截止阀