Title:
POWDER FOR METALLURGY AND METHOD FOR MANUFACTURING MOLDED PRODUCT USING SAID POWDER FOR METALLURGY
Document Type and Number:
WIPO Patent Application WO/2018/123052
Kind Code:
A1
Abstract:
The purpose of the present invention is to obtain a powder for metallurgy that can improve filling rates for a mold or on a table in powder metallurgy. This powder for metallurgy, which is provided with a plurality of secondary particles (1) wherein a plurality of primary particles (2) are bonded with a binder (3), is characterized in that: the plurality of primary particles (2) include first primary particles (2a) and second primary particles (2b) that differ from each other in shape, said second primary particles (2b) entering a gap between the first primary particles (2a); or the plurality of primary particles (2) include first primary powder (2c) and second primary powder (2d) that differ from each other in particle size peak in a particle size distribution; or the plurality of secondary particles (1) include first secondary particles (1a) and second secondary particles (1b) that differ from each other in particle size peak in a particle size distribution.
Inventors:
SUMI NOBUYUKI (JP)
KATOGI HIDETAKA (JP)
KATOGI HIDETAKA (JP)
Application Number:
PCT/JP2016/089191
Publication Date:
July 05, 2018
Filing Date:
December 28, 2016
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
B22F1/052; B22F3/105; B22F3/16; B22F1/065; B22F1/068; B22F1/10; B33Y10/00; B33Y70/00
Foreign References:
| JP2016175202A | 2016-10-06 | |||
| JP2002289418A | 2002-10-04 | |||
| JP2016188432A | 2016-11-04 | |||
| JPH1135378A | 1999-02-09 | |||
| JP2015196268A | 2015-11-09 |
Attorney, Agent or Firm:
TAKAMURA, Jun (JP)
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