Weihe Mo to stone Refractory brick

Weihe B, C series lightweight insulating firebrick using JIS Japanese Industrial Standard. Products are lightweight, low iron content, low shrinkage and resistance to heavy firing atmosphere corrosion and other excellent features. This series is suitable for a temperature range of 900 ℃ ~ 1350 ℃. B, C Series family performance indicators Product Code B1 B2 B4 B5 B6 B7 C1 C2 classification temperature (oC) 900 1000 1200 1300 1400 1500 1300 1400 Performance at room temperature (26 ℃, relative humidity of 50%), bulk density (Kg / m3) 650 650 800 800 80090010001100 flexural strength (ASTM C93, MPa) 0.7 0.7 1.0 1.0 1.6 2.2 2.1 2.8 Cold compressive strength (ASTM C93, MPa) 1.4 1.4 1.6 1.7 2.2 3.3 3.5 4.0 High Temperature Performance Thermal conductivity Kcal / mh ℃ (W / mK), (ASTM C-182 below the average temperature) 400 ℃ 0.18 0.18 0.26 0.27 0.31 0.35 0.32 0.34 600 ℃ 0.22 0.22 0.29 0.30 0.34 0.37 0.36 0.37 800 ℃ 0.34 0.35 0.37 0.40 0.41 0.42 Reheating Linear Change ( JIS R2613,%) (℃ × 8h) -0.6 (900) -0.8 (1000) -0.3 (1200) -0.3 (1300) -0.6 (1400) -0.8 (1500) -0.7 (1300) -0.8 (1400) Reversible linear thermal expansion (max) (JIS R2617, ℃) 0.10 (900) 0.25 (1000) 0.48 (1000) 0.50 (1000) 0.50 (1000) 0.5 (1000) 0.5 (1000) 0.5 (1000) Chemical composition AL2O3 14 14 43 43 48 62 43 49 (%) Fe2O3 4.2 3.6 1.2 1.2 1.4 0.9 1.2 1.2 match clay WM1300 WM1300 WM1300 WM1300 WM 1400 WM1500 WM1300 WM1400