A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
To provide a powder for thermal spraying that exhibits excellent reactivity during thermal spraying and also excels in the adhesive strength of the thermal-sprayed body.SOLUTION: Disclosed is a powder for thermal spraying which is prepared by blending oxygen with a blend containing particles of raw silica stone or particles of raw silica sand and metal particles and used in a thermal spraying method where the blend is melted by an exothermic oxidation reaction of the metal particles and sprayed onto an application object, wherein the powder for thermal spraying contains 70-92 mass% of the particles of raw silica stone or the particles of raw silica sand and 8-22 mass% of the metal particles, the metal particles contain 90 mass% or over of Si metal, and the particles of raw silica stone or the particles of raw silica sand are composed of a mineral containing 90 mass% or over of silica and 0.40-5.00 mass% of potassium.SELECTED DRAWING: Figure 1
【課題】溶射した際における溶射材用粉末の反応性、及び前記溶射体の接着強度において優れた溶射材用粉末を提供する。【解決手段】生珪石の粒子又は生珪砂の粒子と金属粒子とを含有する混合物と、酸素とを混合し、金属粒子の酸化発熱反応により前記混合物を溶融させて被施工対象物に吹き付ける溶射法に用いる溶射材用粉末であり、溶射材用粉末は、生珪石の粒子又は生珪砂の粒子７０～９２質量％と、金属粒子８～２２質量％とを含有し、前記金属粒子は、金属Ｓｉを９０質量％以上含むものであり、前記生珪石の粒子又は生珪砂の粒子は、シリカを９０質量％以上含有し、カリウムを０．４０～５．００質量％含有する鉱物である溶射材用粉末である。【選択図】図１
To provide a powder for thermal spraying that exhibits excellent reactivity during thermal spraying and also excels in the adhesive strength of the thermal-sprayed body.SOLUTION: Disclosed is a powder for thermal spraying which is prepared by blending oxygen with a blend containing particles of raw silica stone or particles of raw silica sand and metal particles and used in a thermal spraying method where the blend is melted by an exothermic oxidation reaction of the metal particles and sprayed onto an application object, wherein the powder for thermal spraying contains 70-92 mass% of the particles of raw silica stone or the particles of raw silica sand and 8-22 mass% of the metal particles, the metal particles contain 90 mass% or over of Si metal, and the particles of raw silica stone or the particles of raw silica sand are composed of a mineral containing 90 mass% or over of silica and 0.40-5.00 mass% of potassium.SELECTED DRAWING: Figure 1
【課題】溶射した際における溶射材用粉末の反応性、及び前記溶射体の接着強度において優れた溶射材用粉末を提供する。【解決手段】生珪石の粒子又は生珪砂の粒子と金属粒子とを含有する混合物と、酸素とを混合し、金属粒子の酸化発熱反応により前記混合物を溶融させて被施工対象物に吹き付ける溶射法に用いる溶射材用粉末であり、溶射材用粉末は、生珪石の粒子又は生珪砂の粒子７０～９２質量％と、金属粒子８～２２質量％とを含有し、前記金属粒子は、金属Ｓｉを９０質量％以上含むものであり、前記生珪石の粒子又は生珪砂の粒子は、シリカを９０質量％以上含有し、カリウムを０．４０～５．００質量％含有する鉱物である溶射材用粉末である。【選択図】図１
POWDER FOR THERMAL SPRAYING
溶射材用粉末
YAMAGUCHI HIROSHI (author)
2023-12-21
Patent
Electronic Resource
Japanese
IPC:
C04B
Kalk
,
LIME
/
C23C
Beschichten metallischer Werkstoffe
,
COATING METALLIC MATERIAL
/
F27D
Einzelheiten oder Zubehör für Industrieöfen, Schachtöfen, Brennöfen oder Retorten, soweit sie nicht auf eine Ofenart eingeschränkt sind
,
DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE