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between investment casting and powder metalurgy, which is more economical to produce water pump impeller?

December 30, 2009 - 9:49 am 1 Comment


Investment casting. Powder metals will require a big forging press or a big autoclave to HIP it. You will get better strength with a forging or HIP but at a price.

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One Response to “between investment casting and powder metalurgy, which is more economical to produce water pump impeller?”

  1. Grant d Says:
    December 30th, 2009 at 3:25 pm

    Investment casting. Powder metals will require a big forging press or a big autoclave to HIP it. You will get better strength with a forging or HIP but at a price.
    References :

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