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Add:Henan Pilot Free Trade Zone Zhengzhou Area (Zhengdong)No. 2116, 21st Floor, South Tower of Greenland Twin Towers, No. 36 Yulin North Road

Factory Address:Gaocheng Industrial Zone, 
Dengfeng City, Zhengzhou, Henen, China

Fused Spinel

Source:New Material of  RH Date:2018-06-25 Browsing Volume:4071 Second

1.Description:

Fused Spinel uses industrial alumina or high-purity bauxite and light-burned magnesia, which is fused in proportion to melted in the electric arc furnace at about 2200 °C.

2.Characteristics:

It characterized with good erosion resistance, abrasion resistance,good thermal shock stability.

3.Application:

It is widely used in spinel brick, steel-casting, auto parts, precision-casting ,and also be used to make ladle pouring material.

4.Specification:

Item

Unit

AM-65

AM-70

AM-85

AM90

Chemical

Composition

Al2O3

%

63-68

71-76

82-87

88-92

MgO

%

31-35

22-27

12-17

8-12

CaO2

%

0.80 max

0.65 max

0.50 max

0.40 max

Fe2O3

%

0.40 max

0.40 max

0.40 max

0.40 max

SiO2

%

0.50 max

0.40 max

0.40 max

0.25 max

Na2O

%

0.50 max

0.40 max

0.50 max

0.50 max

Bulk Density

g/cm3

3.3 min

3.3 min

3.3 min

3.3 min

Grain Size

mm

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

Fine Powder

mesh

-220, 325F




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