Title:
POROUS VITRIFIED GRINDING WHEEL AND METHOD FOR PRODUCTION THEREOF
Document Type and Number:
WIPO Patent Application WO/2005/097409
Kind Code:
A1
Abstract:
A porous vitrified wheel having a structure composed of abrasive grains, a binder and pores, characterized in that it comprises a binder comprising an inorganic adhesive and a glass frit, and natural pores and pores formed by a pore-forming agent; and a method for producing the porous vitrified wheel. The porous vitrified wheel is produced by the use of an inorganic adhesive and a blowing agent for forming pores and has a uniform wheel structure, exhibits good cutting quality and satisfactory durability and strength, even when it is a fine wheel such as the one having a porosity of 60 vol % or more and/or having a particle diameter of an abrasive grain of less than 100 μm.
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Inventors:
ISHIOKA KAZUYUKI (JP)
KANDA TAKENORI (JP)
KANDA TAKENORI (JP)
Application Number:
PCT/JP2005/006595
Publication Date:
October 20, 2005
Filing Date:
April 04, 2005
Export Citation:
Assignee:
KURE NORTON CO LTD (JP)
ISHIOKA KAZUYUKI (JP)
KANDA TAKENORI (JP)
ISHIOKA KAZUYUKI (JP)
KANDA TAKENORI (JP)
International Classes:
B24D3/00; B24D3/18; (IPC1-7): B24D3/18; B24D3/00
Foreign References:
| JP2003181763A | 2003-07-02 | |||
| JP2003527974A | 2003-09-24 | |||
| JP2004009164A | 2004-01-15 |
Attorney, Agent or Firm:
Shamoto, Ichio (Section 206 New Ohtemachi Bldg., 2-1,
Ohtemachi 2-chom, Chiyoda-ku Tokyo 04, JP)
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