KR920014740A - Crystallized Glass Binder and Preparation Method of Grinding Wheel in Cubic Boron Nitride Grinding Wheel - Google Patents

Crystallized Glass Binder and Preparation Method of Grinding Wheel in Cubic Boron Nitride Grinding Wheel Download PDF

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Publication number
KR920014740A
KR920014740A KR1019910001358A KR910001358A KR920014740A KR 920014740 A KR920014740 A KR 920014740A KR 1019910001358 A KR1019910001358 A KR 1019910001358A KR 910001358 A KR910001358 A KR 910001358A KR 920014740 A KR920014740 A KR 920014740A
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KR
South Korea
Prior art keywords
grinding wheel
boron nitride
cubic boron
crystallized glass
glass binder
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Application number
KR1019910001358A
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Korean (ko)
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KR930009892B1 (en
Inventor
이종민
최병현
신태수
이창송
배윤주
지응업
Original Assignee
이종민
최병현
국립공업시험원 도자기시험소
신태수
이창송
배윤주
지응업
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Application filed by 이종민, 최병현, 국립공업시험원 도자기시험소, 신태수, 이창송, 배윤주, 지응업 filed Critical 이종민
Priority to KR1019910001358A priority Critical patent/KR930009892B1/en
Publication of KR920014740A publication Critical patent/KR920014740A/en
Application granted granted Critical
Publication of KR930009892B1 publication Critical patent/KR930009892B1/en

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    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/14—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silica

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Glass Compositions (AREA)

Abstract

내용 없음No content

Description

입방정 보론 나이트라이드 연마지석에 있어서의 결정화 유리결합재 및 지석의 제조방법Crystallized Glass Binder and Preparation Method of Grinding Wheel in Cubic Boron Nitride Grinding Wheel

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 입방정 보론 나이트라이드 연마지석에 있어서, 지립과 결정화 유리 입자와의 결합형태를 보인 확대도, 제2도는 M.P(Mounted Point)형과 일체형 지석의 사시도 및 단면도.1 is an enlarged view showing a combination of abrasive grains and crystallized glass particles in a cubic boron nitride abrasive grindstone, and FIG. 2 is a perspective view and a sectional view of a M.P (mounted point) type and an integrated grindstone.

Claims (3)

다음 조성비를 갖는 성분 산화규소(SiO2)34-55wt%, 산화알루미나(Al2O3)5-20wt%, 산화붕소(B2O3)5-19wt%, 및 RO(Ri Ba, Mg)8wt%, R2O(RiLi, Na)7-9wt% 조핵제로 산화지르코늄(ZrO2)10-18wt%, 오산화인(P2O5)3-10wt%를 혼합한 결정화 유리 결합재의 조성물.Component silicon oxide (SiO 2 ) 34-55 wt%, alumina oxide (Al 2 O 3 ) 5-20 wt%, boron oxide (B 2 O 3 ) 5-19 wt%, and RO (Ri Ba, Mg) A composition of crystallized glass binder comprising 8 wt%, R 2 O (RiLi, Na) 7-9 wt%, and coarse nucleating agent mixed with zirconium oxide (ZrO 2 ) 10-18 wt% and phosphorus pentoxide (P 2 O 5 ) 3-10 wt%. 제1항에 있어서, (가) 15-30wt%의 상기 조성물에 30-90wt% 입방정 보론 나이트 라이드 지립과 0-50wt%의 충진제를 가하여 지립층을 구성하고, (나)20-30wt%의 상기 조성물에 70-80wt%의 충진제를 가하여 지지층을 구성하며 (다) 상기 지립층과 지지층으로 구성된 지석을 1020-1100℃ 온도에서 일정시간 유지하여 결합시킨후 냉각중에 650-750℃에서 일정시간 조핵하고 다시 승온시켜 850-950℃에서 일정시간 결정성장 시킴을 특징으로 하는 입방정 보론 나이트 라이드 연마지석의 제조방법.According to claim 1, (A) 30-90wt% cubic boron nitride abrasive grains and 0-50wt% filler is added to 15-30wt% of the composition to form an abrasive grain layer, and (b) 20-30wt% of the 70-80wt% of the filler is added to the composition to form a support layer. A method for producing a cubic boron nitride abrasive grindstone characterized by increasing the temperature again and growing crystals at a constant time at 850-950 ° C. 제2항에 있어서, 충진제가 4 : 1의 뮬라이트(mulite), 아런덤(arunaum)으로 이루어짐을 특징으로하는 입방정 보론 나이트 라이드 연마지석의 제조방법.3. The method of claim 2, wherein the filler is composed of 4: 1 mullite and arunaum. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910001358A 1991-01-28 1991-01-28 Process for the production of grind stone and crystallize glass-organic binder used with cubic boronitride KR930009892B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910001358A KR930009892B1 (en) 1991-01-28 1991-01-28 Process for the production of grind stone and crystallize glass-organic binder used with cubic boronitride

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910001358A KR930009892B1 (en) 1991-01-28 1991-01-28 Process for the production of grind stone and crystallize glass-organic binder used with cubic boronitride

Publications (2)

Publication Number Publication Date
KR920014740A true KR920014740A (en) 1992-08-25
KR930009892B1 KR930009892B1 (en) 1993-10-13

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Application Number Title Priority Date Filing Date
KR1019910001358A KR930009892B1 (en) 1991-01-28 1991-01-28 Process for the production of grind stone and crystallize glass-organic binder used with cubic boronitride

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Publication number Publication date
KR930009892B1 (en) 1993-10-13

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