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Title: Microwave sintering of sol-gel derived abrasive grain

A method is provided for making microwave-sintered, free flowing alpha alumina-based ceramic abrasive grain, under conditions effective to couple microwaves with calcined alpha alumina-based abrasive gain precursor and sinter it at a temperature of at least about C.
 [1];  [2];  [3]
  1. (St. Louis Park, MN)
  2. (Woodbury, MN)
  3. (Tuscon, AZ)
Issue Date:
OSTI Identifier:
Minnesota Mining and Manufacturing Company (St. Paul, MN) LANL
Patent Number(s):
US 5653775
Contract Number:
Research Org:
Los Alamos National Laboratory (LANL), Los Alamos, NM
Country of Publication:
United States
microwave; sintering; sol-gel; derived; abrasive; grain; method; provided; microwave-sintered; free; flowing; alpha; alumina-based; ceramic; conditions; effective; couple; microwaves; calcined; precursor; sinter; temperature; 1150; degree; conditions effective; free flowing; microwave sintering; free flow; based ceramic; alumina-based ceramic; abrasive grain; alpha alumina; alpha alumina-based; /51/204/