FINE GRAINED CEMENTED CARBIDE POWDER MIXTURE WITH LOW SINTERING SHRINKAGE AND METHOD OF MAKING THE SAME
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United States of America Patent
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Issued Date -
Nov 10, 2011
app pub date -
Feb 16, 2010
filing date -
Feb 19, 2009
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Abandoned
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Abstract
. The sintering shrinkage of the fine grained cemented carbide powder mixture is 16.8 to 17.9% at a compacting pressure of 150 MPa. A method of making the powder mixture is also described.
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