Lost Wax Investment Casting Process, Precision Casting Process – Super Quali Cast
 
Lost Wax Investment Castings Process
   
 
 
  • Evaluation of casting drawing in accordance with achievable investment casting tolerance.
  • Die manufacturing : A negative replica of the component is prepared in the form of metallic die.
  • Disposable wax pattern is proced by injecting wax from PLC controlled horizontal wax injection machines in the semi automatic, water circulated Die(Tool).
  • Produced Wax pattern from single or multicavity die(tool) are then assembled to form a tree structure having feeding gate,runners, & sprue.
  • Sucessive coats of ceramic slurries & refractory sand are applied with intermediate drying time to form a shell.
  • Wax pattern invested in "shell" is melted out by applying heat sourse during de-waxing stage to form a hollow shell.
  • The specified molten metal is poured in the hot baked hollow shell.
  • Upon cooling the precision castings are achieved after usual operations like gate removal, cleaning,etc &subjected to further processing such as heat treatement,surface treatement etc.
 
 
     
   
   
 
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