Title:
PRODUCTION METHOD OF MAGNESIA CARBON BRICK FOR LINING OF STEEL REFINING FURNACE
Document Type and Number:
Japanese Patent JP2020132487
Kind Code:
A
Abstract:
To provide a production method of brick for lining of steel refining furnace sufficient in damage reduction even when a heat processing temperature is 300°C or lower.SOLUTION: A production method of magnesia carbon brick for lining of steel refining furnace includes steps of: obtaining a compact by kneading and molding a compound containing a magnesia raw material, a graphite raw material, and a binder; heat treating the compact at a temperature of 200°C or higher and lower than 300°C; and impregnating one kind or more selected from the group consisting of tar and pitch to the compact, in which the magnesia raw material and the graphite raw material are main component of the compound, a content of the binder is 0.5 to 2.8 mass% relative to a total content 100 mass% of the magnesia raw material and the graphite raw material.SELECTED DRAWING: None
Inventors:
IIDA ATSUHISA
KAKIHARA MASAYOSHI
FURUYA SHOHEI
KAKIHARA MASAYOSHI
FURUYA SHOHEI
Application Number:
JP2019029580A
Publication Date:
August 31, 2020
Filing Date:
February 21, 2019
Export Citation:
Assignee:
SHINAGAWA REFRACTORIES CO
International Classes:
C04B35/04; F27D1/00
Attorney, Agent or Firm:
Inoue Ichi
Shinichiro Sakuragi
Shinichiro Sakuragi