Япония оптический Кливер Sumitomo A-21 глинозема A21 кальцинированный глинозем 50 микрон оригинальный


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Specification


item
value
Place of Origin
Japan
Model Number
A-21
Composition
Aluminum
Product Type
Aluminium Oxide
Content(percent)
99.0%-99.6%
Application
Refractories Application
Grade
White powder
CAS No.
1344-28-1
EINECS No.
215-691-6
Molecular weight
101.96
Melting point
2054 ℃
Boiling Point
2980 ℃


A-21 Sumitomo Alumina:

This product is mainly composed of igneous rocks, sedimentary rocks and other parent rocks in the rocks that are decomposed by natural weathering. Light gray to light yellow powder, the particles are hexagonal flake crystals. Slightly soluble in hydrochloric acid or acetic acid at room temperature.

The product has the advantages of good crystallization, high purity, fine particle size, moderate oil absorption, strong covering rate, good dispersibility, etc., easy to disperse in plastics, easy to process, and smooth plastic surface. When used with carbon black, it is beneficial to carbon black in plastics. The dispersion; is a kind of general fine-grained alumina used in refractories and ceramics. Widely used in ceramics, refractory materials, grinding, packing and other industries


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