The operation in which oil is permeated into the pores of a powder metallurgy product is known as

The operation in which oil is permeated into the pores of a powder met

1.	The operation in which oil is permeated into the pores of a powder metallurgy product is known as
A.	mixing
B.	sintering
C.	impregnation
D.	infiltration
Answer» D. infiltration

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The operation in which oil is permeated into the pores of a powder metallurgy product is known as

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