| Place of Origin |
Shandong China (Mainland) |
item A-40 A-70 A-75 QA-40 (light weight) Refractoriness 33 34 36 31 Density(g/cm3)110x24h 2.2 2.4 2.5 0.6-1.4 Crushing strength 110x24h(Mpa) 1500x3h(Mpa) 40 80 50 80 50 80 3-13 6-16 Modulus of rupture 110x24h(Mpa) 1500x3h(Mpa) 8 20 8 10 8 10Max.service temperature() 1400 1500 1600 1300 AL2O3 40 70 75 40