Oreworld Trade (Tangshan) Co., Ltd.
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Oreworld Trade (Tangshan) Co., Ltd.

Spinel Bricks

Spinel Bricks

Main introduction of Magnesia-Alumina Spinel Brick:

The Magnesia-Alumina Spinel Brick is made from high purity magnesia sand or fused magnesite and calcined bauxite according to different applications, and then made into different size bricks. The Magnesia-alumina spinel bricks as the chrome free products are specially developed for the transition zone of large scale dry-method cement kiln. They are characterized by high strength, corrosion resistance, high resistance to thermal shock, etc.

Main characters of Manesia-Alumina Spinel Brick

Low thermal conductivity
High flexibility
Coating friendly
High chemical attack resistance
Low porosity

Main specifications of Manesia-Alumina Spinel Brick

Index Fused synthetic spinel bricks sintered synthetic spinel bricks
MgO/%≥ >78 >80
Al2O3/%≤ 10~13 8~12
Fe2O3/% <1 <1
SiO2/% <1.8 <1.5
volume density /kg.m-3 ≥2920 2920~2950
Apparent porosity %≤ ≤19 17~19
Compress strength /MPa≥ ≥40 ≥40
refractoriness under load   , ℃≥
Linear expansivity  /% (1000℃) 0.96 0.99
thermal conductivity  /W • (m • K ) -1 3 3
Thermal shock resistance
(1100℃-Water cold)
≥8 ≥8

Package of Manesia-Alumina Spinel Brick

Products are packed on wooden pallet and then polyethylene film is placed over it, finally the package is tied up with steel strips.
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Tel: + 86-315-5392226/7/8/9
Add: Jinrong B/D No. 116 Xinhua West Road, 063000, Tangshan, Hebei, China
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Contact Us
  • TEL:+ 86-315-5392226/7/8/9
  • EMAIL:info@oreworld.com
  • ADDRESS:Jinrong B/D No. 116 Xinhua West Road, 063000, Tangshan, Hebei, China