20 Years White Alundum Powder For Polishing Manufacturer

Min Order : 1 Tons
Usage:
Stone Type of use: Limestone, Basalt, Slate, Travertine, Artificial Stone, Porphyry
Purpose of use: Polishing, Grinding, Sandblasting
Supplier Detail
Zhengzhou Haixu Abrasives Co., ltd
Established: Jul 14,1999
China China
Main Product:

white fused alumina, brown fused alumina, tabular alumina, silicon carbide

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Wang Kitty
Tel: 86-15890630517
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Product Description

20 years white alundum powder for instrument parts polishing manufacturer

White alundum powder is made from high quality alumina by being melted above 2000°C in the electric arc furnace. It is characterized by high purity, great self-sharpening, acid and alkali resistance, high temperature resistance and stable thermal performance. Its hardness is a little higher than brown fused alumina. It is with low toughness, great grinding ability, small heat and high efficiency. white alundum powder can be made into all kinds of abrasives, suitable for grinding high carbon steel, high speed steel, stainless steel and other fine-grained abrasives; it can be also used for precision casting and high-refractory materials.

Available Size:

8-5mm, 5-3mm, 3-1mm, 0-1mm

320mesh-0, 280mesh-0, 240mesh-0, 200mesh-0, 180mesh-0,150mesh-0,100mesh-0

F8, F10, F12, F14, F16, F20, F22, F24, F30, F36, F40, F46, F54,

F60, F70, F80, F90, F100, F120, F150, F180, F220, F240, F280, F320

F360, F400, F500, F600, F800, F1000, F1200

The physical and chemical analysis:

Physical properties

Chemical compositions

Content (%)

Crystal body

Hexagonal

Al2O3

≥99.2

Main crystal body

Al2O3

Color

white

Na2O

≤0.4

True density

≥3.9 g/cm3

Bulk density

1.75-1.95 g/cm3

SiO2

≤0.1

Mohs’ hardness

9

Linear expansion coefficient

8.3x10-4

Fe2O3

≤0.1

Loss on ignition

≤0.06%

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