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LINING CASTING MATERIAL
PROBLEM TO BE SOLVED: To achieve weight saving and improve corrosion resistance and thermal spalling property in a lining casting material.SOLUTION: There is provided a lining casting material consisting of a refractory raw material consisting of a raw material containing 3 mass% to 15 mass% of a magnesia raw material having a particle diameter of 75 μm or less, 8 mass% or less of a spinel raw material having a particle diameter of 45 μm or less, 3 mass% to 15 mass% of a hollow spinel particle having a particle diameter of 0.2 mm to 5.0 mm and 90 mass% or more of the balance AlOas main components and a binder.
【課題】内張り流し込み材において、軽量化を実現すると共に、耐食性及び熱スポーリング性を向上させること【解決手段】粒子径が75μm以下であるマグネシア原料を3質量%以上15質量%以下、粒子径が45μm以下であるスピネル原料を8質量%以下、粒子径が0.2mm以上5.0mm以下である中空スピネル粒子を3質量%以上15質量%以下含み、残部の90質量%以上がAl2O3を主成分とする原料及び結合剤からなる耐火原料を含んでなる内張り流し込み材。【選択図】なし
LINING CASTING MATERIAL
PROBLEM TO BE SOLVED: To achieve weight saving and improve corrosion resistance and thermal spalling property in a lining casting material.SOLUTION: There is provided a lining casting material consisting of a refractory raw material consisting of a raw material containing 3 mass% to 15 mass% of a magnesia raw material having a particle diameter of 75 μm or less, 8 mass% or less of a spinel raw material having a particle diameter of 45 μm or less, 3 mass% to 15 mass% of a hollow spinel particle having a particle diameter of 0.2 mm to 5.0 mm and 90 mass% or more of the balance AlOas main components and a binder.
【課題】内張り流し込み材において、軽量化を実現すると共に、耐食性及び熱スポーリング性を向上させること【解決手段】粒子径が75μm以下であるマグネシア原料を3質量%以上15質量%以下、粒子径が45μm以下であるスピネル原料を8質量%以下、粒子径が0.2mm以上5.0mm以下である中空スピネル粒子を3質量%以上15質量%以下含み、残部の90質量%以上がAl2O3を主成分とする原料及び結合剤からなる耐火原料を含んでなる内張り流し込み材。【選択図】なし
LINING CASTING MATERIAL
内張り流し込み材
MATSUTANI HISAO (author) / AIDA KOJI (author)
2015-11-02
Patent
Electronic Resource
Japanese
IPC:
C04B
Kalk
,
LIME
/
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
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