Excellent Quality Alumina Bauxite Powder With Competitive Price & Best Quality?
?
High alumina bauxite or fine dust are made of high quality aluminum bauxite after firing in high temperature.Using aluminate cement as bonding agent , High alumina bauxite or fine dust can made kinds of shaped or unshaped refractory materials.
?
Application: widely used in metallurgy, petrochemical industry, hydroelectric, mechanical, buliding industrial department, used as lining of kinds of industry furance and so on
?
Index
items | Chemical composition % | Water absorption % | Bulkdensity? g/cm3 | |||
Al2O3 | Fe2O3 | CaO+MgO | R2O | |||
Special grade ONE | ≥85 | ≤1.8 | ≤0.4 | ≤0.4 | ≤3 | ≥3.10 |
Special grade TWO | ≥80 | ≤2.0 | ≤0.5 | ≤0.5 | ≤5 | ≥2.90 |
Grade ONE | 70-80 | ≤2.0 | ≤0.6 | ≤0.6 | ≤5 | ≥2.75 |
Grade TWO | 60-70 | ≤2.0 | ≤0.6 | ≤0.6 | ≤6 | ≥2.65 |
?
Particle size
name | Particle size | limit |
High alumina bauxite? | 10~5mm | >10,<5 less than 10% |
High alumina bauxite? | 5~3mm | >5,<3 less than 10% |
High alumina bauxite? | 3~1mm | >3,<1 less than 10% |
High alumina bauxite | 1~0mm | <1 less than 10% |
?
??
?????? ?
?