Features:
1) Alumina balls for grinding
a) Used for efficient grinding and dispersion of white cement, ceramic
materials, enamels, glazes, pigments and rubbers
b) Main specifications:
i) Al
2O
3: 85%, 92% or 99% min.
ii) Specific gravity: 3.4 - 3.85g/cm
3
iii) Bulk density: 1.8 - 2.4g/cm
3
iv) Hardness: 75HRA min.
v) Attrition loss itself: 0.3g/kg HR max. (7L of polyurethane vessel inside
with alumina ball and water each 4kg has been turning for 24 hours
under rotational speed of 130rpm)
vi) Diameter: 2.0 - 76.0mm
c) Alumina products for grinding such as alumina balls, rings and cylinders can
be provided according to customers' specific requirements
2) Alumina balls for support
a) Used for general purpose support requirements in refining, petrochemical
and gas plant where ceramic support utilization is acceptable
b) Main specifications:
i) Al
2O
3: 92% min. or 99% min.
ii) Specific gravity: 3.4 - 3.85g/cm
iii) Bulk density: 1.8 - 2.4g/cm
3
iv) Hardness: 75HRA min.
v) Water absorption: 2 - 5%
vi) Diameter: 2.0 - 76.0mm
c) Alumina products for support such as alumina balls, rings and cylinders can
be provided according to customers' specific requirements
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