BATA MAGNESIT

BATA MAGNESITE

BATA MAGNESIT

MAGNESITE BRICKS
Specification/Brand MAREF 85 MG-SP MAREF 85 MGSP MAREF 95 MGSP
Refractoriness SK 42 40 42
Refractoriness under load, Ta oC 1650 1550 1700
Apparent porosity % 15 ~ 18 ≤ 20 ≤ 18
Bulk density gr/cm3 2,95 ≤ 2,95 ≤ 2,90
Permanent linear change at 1600oC % + 0 ~ 0,1 + 0 ~ 0,1 + 0 ~ 0,1
Chemical composition MGO % ≥ 85 ≥ 85 ≥ 95
Al2O3 % 10 - -
SiO2 % ≤ 1,0 ≤ 1,0 ≤ 1,5
Fe2O3 % 2 ~ 5 ≤ 6,0 ≤ 3,0
Cold crushing strength Mpa 55 ~ 60 ≥ 60 ≥ 60
Thermal conductivity W/moK at 500oC 2,90 at 650oC 3,58 at 650oC 3,95
Features applications A magnesite-spinel grade which is available standart and special shape A magnesite grade which is available standart and special shape A magnesite grade which is available standart and special shape