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Tubular trellis brick for regenerative chamber and standard brick
Product | Fused combined magnesia | Fused combined magnesia chromite | Low porosity clay brick | |||||
|---|---|---|---|---|---|---|---|---|
DMZ-98 | DMZ-97 | DMZ-96 | DMZ-95 | DMC-12 | DN-45 | |||
Chemical composition% | MgO % | ≥97.7 | ≥97 | ≥96 | ≥95 | ≥70 | ||
SiO2 % | ≤0.5 | ≤1.0 | ≤1.2 | ≤1.5 | ≤2.5 | |||
CaO % | ≤1.2 | ≤1.2 | ≤1.5 | ≤1.0 | ||||
Fe2O3 % | ≤0.6 | ≤0.9 | ≤1.0 | ≤1.2 | ||||
Cr2O3 % | ≥12 | |||||||
Al2O3 % | ≥45 | |||||||
physical performance | Apparent porosity % | ≤15 | ≤18 | ≤18 | ≤18 | ≤18 | 10～15 | |
Compressive strength at room temperatureMpa | ≥60 | ≥65 | ≥60 | ≥60 | ≥40 | ≥45 | ||
0.2MpaLoad softening temperatureT0.6 % ℃ | ＞1700 | ≥1700 | ≥1700 | ≥1700 | ≥1650 | ≥1400 | ||
Bulk densityg/cm3 | ≥3.05 | ≥3.05 | ≥3.0 | ≥3.0 | ≥3.0 | ≥2.35 | ||
Coefficient of thermal expansion % （℃） | 1.9 (1400℃) | |||||||
Thermal Conductivity w/m．k 400℃ 700℃ 1100℃ |
7.5 5.5 4.2 | |||||||
LINKS: Chrome Brick | Chrome Oxide Green | Silicon Carbide | Sodium Tripolyphosphate | Magnesium Aluminate Spinel | Hercynite | Explosion-Proof Fiber | High Alumina Cement | Kyanite | Aluminum Powder | Aluminum Hydroxide
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