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Zirconia Fused Alumina

Fused zirconia alumina is a high grade abrasives materials and fused corundum zirconium of bonded abrasive materials, fused zirconia alumina can application high grade refractory materials. It is high strength, high toughness, high temperature characteristics of Zirconia corundum, Fused zirconia alumina can manufacturer abrasive and High-performance heavy-duty sand wheels, also can application for Iron and steel industry, continuous casting and rolling, nozzle, flow channel, glass furnace refractories, etc. fused corundum zirconium can use of steel, cast iron, heat-resistant steel, titanium, nickel alloy, aluminum alloy, titanium alloys and other tungsten grinding. There are several names of fused corundum zirconium, such as Zirconium Oxide, Zirconia Aluminum Oxide (ZA), Fused Alumina ZA 25, zirconium corundum etc. 

/MT

Product Description

Fused zirconia alumina is a high grade abrasives materials and fused corundum zirconium of bonded abrasive materials, fused zirconia alumina can application high grade refractory materials. It is high strength, high toughness, high temperature characteristics of Zirconia corundum, Fused zirconia alumina can manufacturer abrasive and High-performance heavy-duty sand wheels, also can application for Iron and steel industry, continuous casting and rolling, nozzle, flow channel, glass furnace refractories, etc. fused corundum zirconium can use of steel, cast iron, heat-resistant steel, titanium, nickel alloy, aluminum alloy, titanium alloys and other tungsten grinding. There are several names of fused corundum zirconium, such as Zirconium Oxide, Zirconia Aluminum Oxide (ZA), Fused Alumina ZA 25, zirconium corundum etc.

Physical & chemica

 

Chemical properties

Product series

AlO3%

ZrO2%

TiO2%

Fe2O3%

SiO2%

ZA25

68%-72%

24%-30%

1.5%Max

0.5%Max

1.0%Max

ZA40

55%-57%

35%-44%

1.5%Max

0.5%Max

1.0%Max

 

Physical properties

Crystal form

Monoclinic, tetragonal system

Crystal size

≤30μm

True density

4.20g/cm3

Bulk density

2.18g/cm3

Moh’s hardness

9.0

Knoop hardness

1450-2000kg/cm2

The color

Gray

Melting point

1900

The highest use temperature

1600℃

Reaction with acid and alkali

No

Reaction with carbon

Forming carbide since 1650

Specific heart capacity(cal/g.)

0.2205(50-500)

Heat Conductivity

0.2718cal/cm2.sec.℃

Linear expansivity (X10-6)

682(100-700)

 

 

 

Available size

 

FEPA

F4 F5 F6 F7 F8 F10 F12 F14 F16 F20 F22 F24 F30 F36 F46 F54 F60 F70 F80 F90 F100 F120 F150 F180 F220

 

JIS

JIS#4 JIS#5 JIS#6 JIS#7 JIS#8 JIS#10 JIS#12 JIS#14 JIS#16 JIS#20 JIS#24 JIS#30 JIS#36 JIS#46 JIS#54 JIS#60 JIS#70 JIS#80 JIS#90 JIS#100 JIS#120 JIS#150 JIS#180 JIS#220

0-0.5MM  0.5-1MM  1-1.5MM  0-1MM  1-2MM  2-3MM  1-3MM 3-5MM

Advantage

 1) High hardness.

2) High Tension.

3) Good Self-Sharpening.

4) Good Thermal Stability.

5) High Temperature Resistance.

6) Anti-corrosion.

7) Stable Chemical Properties.

Application

 1.It can make high performance heavy duty grinding wheel, in grinding steel, cast iron, heat-resistant steel, titanium alloy, aluminum alloy, tungsten alloy and other aspects have achieved good results. Widely used in continuous casting and rolling, runner, glass and other steel industry refractory production.

2.Zirconium corundum is a high strength, high toughness, high self – sharpening high – quality wear – resistant refractory. The most common applications are high pressure grinding wheels and pressure blasting on very hard surfaces.

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