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Low Creep High alumina Refractory Bricks
  • Product Name: Low Creep High alumina Refract...
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Low Creep High alumina Refractory Bricks

Size: Customized

Working Temperature °C: ＞1790

Application: Medium and small blast furnace supporting hot stove.

Description

This series product is with Superior bauxites as the mail raw material,and special additives,after High pressure molding, high temperature firing, with thermal storage capacity, small creep rate and become the Low creep high alumina refractory bricksWhich is suitable for medium and small blast furnace supporting hot stove.

Performance parameters：

Al2O3  % 70 75 80 65 85 48
(refractoriness)℃≥ 1790 1790 1790 1790 1790 1790
（Apparent porosity）AP%，   ≤ 20 20 19 24 24 24
（cold crushing strength）CCS MPa，≥ 65 70 80 49 44.1 39.2
0.2MPa（refractoriness under load）℃ RUL 1500 1550 1650 1500 1470 1420
(1500℃×2h)，%，PLC 1450℃×2h±0.1 1500℃×2h±0.1 1500℃×2h±0.1 1500℃×2h±0.1~0.4 1500℃×2h±0.1~0.4 1500℃×2h±0.1
（Creep rate at room temperature）%，≤ 1(1450℃×50h) 1(1450℃×50h) 1(1500℃×50h)      

SIJIHUO refractory firebrick

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