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Contact person:Chuck

Phone:+86- 19693158686

Email:chuck@minmetalseast.com

Address:Western industrial Zone, Zhongzhan District, Jiaozuo City. Henan Province. P. R China

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High strength refractory casting block for furnace bottom
Origin:
Hotline:+86-0391-3693366
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Details

Items

Indicators

Al2O3(%)

45 ~ 55

(℃),

Maximum operating temperature (℃ ), Not less than

1200

(g/cm3), Bulk density (g/cm3), Not less than

2.25

(%)

Reburning line change rate (%)

500℃ ×3h

1000℃ ×3h


±0.3

-0.4

(MPa)

Compressive strength (MPa)

110℃

Dried at 110℃

≥ 55.0


1000℃

After firing at 1000℃

≥ 50.0

,MPa,≥ Flexural strength, MPa, ≥

110℃

Dried at 110℃

8.0


1000℃

After firing at 1000℃

8.0

()

Thermal shock stability (Water quenching)

≥ 25