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State whether the following is true or false.
Hot isostatic pressing applies pressure and heat at the same time.

  • A.True only at large scales
  • B.False only at small scales
  • C.True
  • D.False

Answer: C

An inert gas at high pressure surrounds the part while it is held at sintering temperature, so pores are closed by pressure as well as by diffusion. It is used to reach the last fraction of a per cent of theoretical density.

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