... machines. Design and production based on requirement ! Turnkey project !The vacuum molding machine is suitable for simple pattern, big casting, such as ... , bogie frame, side frame of locamotive, axle, etc.Vacuum process molding is a new type plastic technics,and adopt singleness dry ... uesr request.the company has the 10 ten-thousand Vacuum airproof molding line that is the biggest line in the homeland ...