Eco-Friendly Free Chromite Cement Refractory Brick -Lzmlj-85

Product Details
Customization: Available
Refractoriness (℃): 1770< Refractoriness< 2000
Feature: Long Time Materials
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Number of Employees
186
Year of Establishment
2002-04-01
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Basic Info.

Model NO.
LZMLJ-85
Shape
Brick
Transport Package
Export Wooden Pallet
Trademark
Nie
Origin
China

Product Description

Luzhong Magnesia Alumina Spinel Bricks are new developed chrome-free refractories for Cement Rotary Kilns, with excellent performance,our products have been wide used in the domestic and overseas cement projects.
 
Characteristics:
1.Outstanding resistance to chemical attack
2.Outstanding thermal-shock resistance
3.Highest refractoriness
4.Excellent abrasion resistance
5.Excellent performance under thermal and mechanical loads
 
Application zone: Transition zone of cement rotary kiln.
 
Raw Material:
1.Natural, alpine sintered magnesia
2. Alumina-magnesia spinel.
 
Physical and chemical index
      Chemical composition UNIT SPEC Typical
MgO % ≥85 85 - 87
Al2O3 % ≥10 10 - 11
SiO2 %   0.8
Fe2O3 %   0.6
CaO %   1.0
      Physical properties UNIT SPEC Typical
Bulk Density BD g/cm3 ≥2.9 2.9-3.0
Apparent Porosity AP % ≤17 16
Thermal Shock Resistance TSR - in air at 950 °C cycle ≥100 100
Refractoriness Under Load RUL (ta) °C ≥1700 >1700
Thermal Expansion TE - at 1000 °C %   1.3
Cold Crushing Strength CCS MPa ≥45 65
Thermal Conductivity TC - at 700 °C W/mK ≤3.8 3.713
Note: The above datas are the representative average value measured in accordance with the test methods for general purpose and vary with the fluctuations of normal production conditions.These datas are provided as a technical service,sometimes may be adjusted, so they should not be regarded as the product index.
 
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