You should explain and justify your answer a. Why is electric discharge machining a good process...

 

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You should explain and justify your answer a. Why is electric discharge machining a good process for the manufacture of plastic injection mould for a model railway engine body? [10 marks] b. Once a solid model has been created either in CAD or by scanning a solid object, what has to be done to convert this into a form which can be interpreted by any 3D printing process. c. How would you support an overhang when using ink jet resin 3D printing? d. How would you support an arch when using stereolithography? [5 marks] [5 marks] You should explain and justify your answer a. Why is electric discharge machining a good process for the manufacture of plastic injection mould for a model railway engine body? [10 marks] b. Once a solid model has been created either in CAD or by scanning a solid object, what has to be done to convert this into a form which can be interpreted by any 3D printing process. c. How would you support an overhang when using ink jet resin 3D printing? d. How would you support an arch when using stereolithography? [5 marks] [5 marks]

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a B b EDM is preferred for manufacturing of plastic injection mould f... View the full answer