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The invention relates to a high-hardness ceramic brick which is prepared from the following raw materials in parts by weight: 9-17 parts of coal gangue, 3-6 parts of calcium sulfate whisker, 5-7 parts of gravel, 4-9 parts of calcite, 1-5 parts of dolomite, 6-10 parts of sodium aluminosilicate, 2-8 parts of aluminum hydroxide hydrate, 3-9 parts of zirconium boride, 4-11 parts of mineralizer sodium carbonate, 3-5 parts of quartz powder, 1-4 parts of magnesium chloride, 2-5 parts of polyvinyl alcohol, 4-9 parts of quartz sand, 7-11 parts of silicon carbide whisker, 2-7 parts of mullite and 6-11 parts of kaolinite. The ceramic brick has the advantages of compact internal structure arrangement, high hardness, favorable water absorptivity and long service life.
The invention relates to a high-hardness ceramic brick which is prepared from the following raw materials in parts by weight: 9-17 parts of coal gangue, 3-6 parts of calcium sulfate whisker, 5-7 parts of gravel, 4-9 parts of calcite, 1-5 parts of dolomite, 6-10 parts of sodium aluminosilicate, 2-8 parts of aluminum hydroxide hydrate, 3-9 parts of zirconium boride, 4-11 parts of mineralizer sodium carbonate, 3-5 parts of quartz powder, 1-4 parts of magnesium chloride, 2-5 parts of polyvinyl alcohol, 4-9 parts of quartz sand, 7-11 parts of silicon carbide whisker, 2-7 parts of mullite and 6-11 parts of kaolinite. The ceramic brick has the advantages of compact internal structure arrangement, high hardness, favorable water absorptivity and long service life.
High-hardness ceramic brick
WANG AIGUO (author)
2015-09-02
Patent
Electronic Resource
English
IPC:
C04B
Kalk
,
LIME
High-hardness magnesia carbon brick and preparation method thereof
| European Patent Office | 2024