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Brand Name : RONGSHENG
Certification : ISO9001
Place of Origin : Henan, China
Resistance To Corrosion : Excellent
Heat Resistance : High
Mohs Hardness : 7-8
Water Absorption : ≤20%
Heat Capacity : High
Experience : 30 years
Thermal Expansion : Low
Item : high alumina brick
Size : 230x114x65mm or Customized
Bulk Density : ≥ 2.6 g/cm3
Bending Strength : >20MPa
Cold Crushing Stren : 45-80
Apparent Porosity : ≤ 22%
Impact Resistance : High
Ccs Strength : 45
Refractory manufacturer supply wear resistance phosphate bonded alumina refractory brick
Phosphate bonded high alumina bricks are made from high alumina bauxite aggregate, selecting phosphoric acid or aluminum phosphate as binder. Finished phosphate bonded high alumina brick must go through 400~600 ℃ heating process and semi-dry compress process. Featured by high wear-resistance, high refractoriness and good thermal shock resistance, phosphate bonded high alumina bricks are widely used in rotary cement kiln transition zone, sintering zone, cooling zone and cooler working layer.
Phosphate Bonded High Alumina Bricks Features:
High mechanical strength
High refractoriness
Good wear resistance
Good spalling resistance
Phosphate Bonded High Alumina Brick Parameters
Item | Specification | ||
PA | PW | SP | |
Al2O3 % | ≥75 | ≥77 | ≥80 |
Fe2O3 % | ≤2.5 | ≤2.1 | ≤1.8 |
CCS, MPa | ≥70 | ≥75 | ≥80 |
Bulk Density, g/cm3 | ≥2.70 | ≥2.65 | ≥2.90 |
0.2MPa RUL℃ | ≥1350 | ≥1300 | ≥1520 |
TSR, Cycle 1100℃ Water | ≥20 | ≥20 | ≥20 |
Phosphate Bonded High Alumina Bricks Application
1.Glass melting furnace, ceramic frit kiln, sodium silicate furnace, soaking furnace, ceramic kiln, etc
2.Coke oven’s coking chamber, combustion chamber walls, steel open-hearth ‘s regenerator and sediment chamber, etc.
3.Load-bearing parts of high temperature hot air furnace and acid open-hearth furnace roof, etc.
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Refractory Manufacturer Supply Wear Resistance Phosphate Bonded Alumina Refractory Brick Images |