KR920011963A - SiO₂ Thermal Spray Materials for Furnace Repair - Google Patents

SiO₂ Thermal Spray Materials for Furnace Repair Download PDF

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Publication number
KR920011963A
KR920011963A KR1019900020342A KR900020342A KR920011963A KR 920011963 A KR920011963 A KR 920011963A KR 1019900020342 A KR1019900020342 A KR 1019900020342A KR 900020342 A KR900020342 A KR 900020342A KR 920011963 A KR920011963 A KR 920011963A
Authority
KR
South Korea
Prior art keywords
sio
cao
thermal spray
furnace repair
spray materials
Prior art date
Application number
KR1019900020342A
Other languages
Korean (ko)
Other versions
KR930009352B1 (en
Inventor
김인술
김효준
임기룡
Original Assignee
정명식
포항종합제철 주식회사
백덕현
재단법인산업과학기술연구소
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 정명식, 포항종합제철 주식회사, 백덕현, 재단법인산업과학기술연구소 filed Critical 정명식
Priority to KR1019900020342A priority Critical patent/KR930009352B1/en
Publication of KR920011963A publication Critical patent/KR920011963A/en
Application granted granted Critical
Publication of KR930009352B1 publication Critical patent/KR930009352B1/en

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Classifications

    • 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
    • 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
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/628—Coating the powders or the macroscopic reinforcing agents
    • C04B35/62802—Powder coating materials
    • C04B35/62805—Oxide ceramics
    • C04B35/62807—Silica or silicates
    • 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00431—Refractory materials
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/40—Metallic constituents or additives not added as binding phase
    • C04B2235/402—Aluminium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Ceramic Products (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Glass Compositions (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)

Abstract

내용 없음No content

Description

로 보수를 위한 SiO2계 용사용 분말재료SiO2 thermal spray powder for furnace repair

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

제1도는 본 발명에 따르는 SiO2계 용사용 분말재료의 제조공정도.1 is a manufacturing process diagram of the thermal spray powder SiO 2 system according to the present invention.

Claims (2)

SiO290∼98wt%, CaO 2.0wt% 이하, LiO20.1∼2.0wt% 및 기타 불순물로 조성되는 것을 특징으로 하는 로 보수를 위한 SiO2계 용사용 분말재료.90~98wt% SiO 2, CaO 2.0wt% or less, LiO 2 0.1~2.0wt% and other impurities used for the system SiO 2 for the repair to characterized in that the composition as a powder material. 제1항에 있어서, 상기 CaO원(source)으로서, SiO2원으로 사용되는 천연규석 기준으로, 4∼5wt%의 물에 2.0wt%이하의 CaO분말을 혼합한 후, 상기 물과 CaO가 반응하여 Ca(OH)2가 생성되도록 80℃이상에서 30분이상 가열한 후 0.4wt%의 바인더를 고형분으로 첨가하여 제조되는 석회유를 사용함을 특징으로 하는 로 보수를 위한 SiO2용사용 분말재료.According to claim 1, As the CaO source (source), based on the natural silica used as SiO 2 source, after mixing 2.0wt% or less CaO powder with 4-5wt% water, the water and CaO react SiO 2 spray material for furnace repair, characterized in that using lime oil produced by heating at least 80 minutes at 80 ℃ or more to produce Ca (OH) 2 by adding a binder of 0.4wt% as a solid. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900020342A 1990-12-11 1990-12-11 Sio2 low expansion flame spray material KR930009352B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900020342A KR930009352B1 (en) 1990-12-11 1990-12-11 Sio2 low expansion flame spray material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900020342A KR930009352B1 (en) 1990-12-11 1990-12-11 Sio2 low expansion flame spray material

Publications (2)

Publication Number Publication Date
KR920011963A true KR920011963A (en) 1992-07-25
KR930009352B1 KR930009352B1 (en) 1993-09-28

Family

ID=19307349

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900020342A KR930009352B1 (en) 1990-12-11 1990-12-11 Sio2 low expansion flame spray material

Country Status (1)

Country Link
KR (1) KR930009352B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR9809188A (en) * 1998-03-27 2000-08-01 Kawasaki Steel Co Powder mix for flame spray repair

Also Published As

Publication number Publication date
KR930009352B1 (en) 1993-09-28

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