GRANULATOR BLADES WITH A HIGH WEAR RESISTANCE AND SHARPENING METHOD THEREOF
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United States of America Patent
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Issued Date -
Oct 20, 2011
app pub date -
Oct 29, 2009
filing date -
Nov 7, 2008
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Abandoned
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Abstract
Granulator blades with a high wear resistance made of cold work tool steel, preferably with a high vanadium content and thermally treated after machining, at a temperature ranging from 500° C. to 700° C. The sharpening of the blades is effected by abrading the blades against the surface of the die plate, under suitable operating conditions.
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