Sunward Refractories
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   產品簡介 氧化鋁空心球磚

 

Characteristics:

  • Very low heat shrinkage in high temperature
  • Excellent heat stability
  • Long life use
  • Big single pore beneficial to good heat insulation
  • Low iron content beneficial to better resistance to reduction atmosphere
  • Excellent corrosion resistance to acid and slag

Standard size:
230×114×65mm

Typical Applications:

  • Various lining for firing furnace, petroleum heating furnace.
  • Metal sintering furnace
  • Semi-conductor baking furnace
  • Sintering furnace lining for hydrogen atmosphere

 

product photo
Specification

Continuous Use Limit (℃)

1600

Bulk Density (g/cm3)

1.2

Porosity (Vol%)

68.05

Modulus of Rupture (MPa)

15-20

Cold Crushing Strength (Kg/cm2)

250~300

Reheating Shrinkage (%)
1200℃ × 2hrs

-0.03

SiO2 (Wt%)

4-7

Al2O3 (Wt%)

93-96

 

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