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Smetal
Smetal high quality coke oven refractory brick
-We can supply super quality silica bricks A.P. <16%, C.C.S>50Mpa.
-High Purity: SiO2>95%
-High RUL: T1, 1670~1700
-Low thermal expansion: <1.25(room temp-1000)
-Low Residue quartz 0~0.5%.
-Have experience to produce sigle wt 139kg silica brick for Japan customer.
-Accept OA, LC, DP, CAD, all these payment terms.
-Silica fire brick for hot blast furnace
Application:Silica bricks for hot blast furnace are used for the upper checker, partition, wall of combustion chamber and regenerator.
No. | GL-1-13A | GL-1-13B |
Silicon brick for HBS | ||
Name | Bricks for furnace top and wall | checker brick |
SiO2,% | ≥95 | ≥95 |
A.P. ,% | ≤22 | ≤23 |
B.D. g/cm3 | ≤2.35 | ≤2.35 |
C.C.S. ,MPa | ≥35 | ≥30 |
Refractoriness under load ,°C: | ≥1600 | ≥1600 |
Thermal expansion , 1000°C,% | ≤1.26 | ≤1.26 |
-Silica fire brick for coke oven
1 low alkali and low content of residual quartz.
2 high strength and refractoriness under load.
3 strong ability in acid slag resistance.
Application:This silica brick is used to the walls, hearth or other parts of the combustion chamber, and carbonization chamber.
No. | JL-1-1A | JL-1-1B | JL-1-2 |
Name of product: | Silica brick for coke oven | High density silica brick | |
Hearth and wall | Other | ||
Material | SiO2 | SiO2 | SiO2 |
SiO2% | ≥94.5 | ≥94.5 | ≥93 |
Al2O3% | ≤1.5 | ≤1.5 | ≤1.2 |
Fe2O3% | ≤1.5 | ≤1.5 | ≤1.5 |
Cao% | ≤2.5 | ≤2.5 | ≤2.1 |
A.P. % | ≤22 | ≤24 | ≤18 |
B.D. g/cm3 | 1.80~1.9 | 1.80~1.9 | >1.90 |
True density g/cm3 | ≤2.33 | ≥2.34 | ≤2.35 |
CCS MPa | ≥40 | ≥35 | ≥39.0 |
Refractoriness under load °C | ≥1620 | ≥1620 | ≥1630 |
linear expansion % | 1.28 | 1.30 | 1.18 |
-Semi-silica brick for coke oven
1 fine body stability and thermal shock Resistance
2 good in slag erosion resistance
No. | JL-1-3 | ||
Name of product | Semi-silica brick for coke oven | ||
Application aera | |||
Checker brick | Regenerator | Furnace roof | |
Material | Pyrophyllite | Pyrophyllite | Pyrophyllite |
SiO2% | ≥65 | ≥65 | ≥70
|
Al2O3% | - | - | ≥19 |
Fe2O3% | - | - | ≤2.5 |
A.P. % | ≤23 | ≤22 | ≤21 |
B.D. g/cm3 | ≥2.0 | ≥2.0 | ≥2.0 |
CCS MPa | ≥55 | ≥70 | ≥70 |
MOR MPa | ≥3 | ≥5 | ≥5 |
Refractoriness under load °C | ≥1350 | ≥1320 | ≥1350 |
Linear expansion % | About 0.6 | About 0.6 | About 0.65 |