Brick Standard Sizes | ||||||||||
SPLITSTRAIGHT L×W×H(mm) | SPLIT L×W×H(mm) | ARCH L×W×H(mm) | WEDGE L×W×H(mm) | TILE L×W×H(mm) | OTHER SHAPE | |||||
230×114×65 | 230×114×25 | 230×114×65/45 | 230×114×65/45 | 230×230×38 | Key brick | |||||
230×114×75 | 230×114×32 | 230×114×65/55 | 230×114×65/55 | 230×230×50 | Skew brick | |||||
230×114×37 | 230×114×75/45 | 220×114×75/45 | 230×230×65 | Soap | ||||||
230×114×50 | 230×114×75/55 | 220×114×75/55 | 230×230×75 | Checker | ||||||
≤10 | 230×114×75/65 | 220×114×75/65 | Neck | |||||||
Taper |
Technical Data Sheet of alumina refractory bricks. | ||||||||||
Grade | SK-32 | SK-34 | SK-36 | SK-38 | SK-40 | |||||
Al2O3/% | 48 | 55 | 65 | 75 | 80 | |||||
Fe2O3/% | ≤3 | ≤3 | ≤1.8 | ≤1.6 | ≤1.5 | |||||
Refractoriness/ ℃ | ≥1770 | ≥1770 | ≥1770 | ≥1790 | ≥1790 | |||||
Bulk density/g/cm3 | 2.15-2.25 | 2.25-2.35 | 2.35-2.45 | 2.45-2.65 | 2.65-2.75 | |||||
Apparent porosity/% | ≤24 | ≤23 | ≤23 | ≤22 | ≤21 | |||||
Cold crushing strength/Mpa | ≥35 | ≥40 | ≥45 | ≥55 | ≥60 | |||||
Refractoriness under load 0.2Mpa / ℃ | ≥1300 °C | ≥1350 °C | ≥1400 °C | ≥1490 °C | ≥1530 °C | |||||
Reheating Linear Change/% | +0.1~-0.4 (1350°C,2h) | +0.1~-0.4 (1350°C,2h) | +0.1~-0.4 (1450°C,2h) | +0.1~ -0.4 (1450°C,2h) |