Ningbo Precision Making Hardware Factory
    Professional Designing and Manufacturing Metal Parts                  pmhardware@gmail.com

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  Technical >> Flow Chart
　
Tool design & making Wax pattems  injection Shaving & inspection

                                                   

Dewax in steam autoclave Ceramic shell building

Assemble the wax pattems
     
Firing the dewaxed shells  Mellting-Analzing-Casting        Knockout
                                                            
           Shot blasting                Grinding residual gate              Cut out
     
         
          Inspection
　
　
　
　

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