丰满少妇作爱视频免费观看,国产精品186在线观看在线播放,黄色视频在线观看免费,亚洲色播爱爱爱爱爱爱爱

The Wax Injection Machine is used to make wax patterns in the investment casting process with middle- temperature waxtechnology....

This system is special designed for making and drying ceramic shells automatically in the investment casting line, and mainly include robot, slurry tank, rainfall sander...

Dewaxing Autoclave is special designed for removing the wax patterns in the ceramic shell...

The Ceramic Core Injector is designed specifically for producing complex, high quality and high precision ceramic coresand other ceramic parts...