Description
Fused Magnesia Index
MgO % not less than Al2O3% no more than CaO % SiO2% no
more than Fe2O3 %no more than Bulk density
g/cm3 not less than Loss on lgnition% no
more than
Fused Magnsia FM**6B *5.5 0.2 no mare than 1.5 2.0 0.8
3.*5 0.3
FM**7B *6.5 0.2 no more than 1.2 1.2 0.5 3.*0 0.2
FM**8B *7.5 0.2 no more than 1.0 1.0 0.5 3.*0 0.2
F.M(CaO/SiO2 not less than 2) FM**6A *5.5 0.3 not less
than 2.0 1.0 0.8 3.*5 0.3
FM**7A *6.5 0.2 not less than 1.2 0.6 0.5 3.*0 0.2
FM**8A *7.5 0.2 not less than 0.7 0.*5 0.*5 3.*0 0.1
Caustic Calcined Magnestie
QM**6 QM**5 QM**4 QM**3 QM**2 QM**0a QM**0b QM**7a QM**7b
Chemical Composition% MgO min *6.*0 *5.*0 *4.*0 *3.*0 *2.*0 *0.*0
*0.*0 *7.*0 *7.*0
SiO2 max 0.*0 1.*0 2.*0 3.*0 3.*0 4.*0 4.*0 5.*0 5.*0
CaO max 1.*0 1.*0 2.*0 2.*0 2.*0 2.*0 2.*0 2.*0 3.*0
Fe2O3 max 0.*0 0.*5 0.*0 0.*0 1.*0 1.*0 1.*0 1.*0 1.*0
MaxL.O.I. 2.*0 3.*0 4.*0 4.*0 5.*0 6.*0 6.*0 7.*0 7.*0
Grain Size From *0 mesh to **0 mesh *5% min passing
through **5mesh *0%
min
passing through 0.**0.8mm 0.**2mm **5mm*0%min
passing through
Caussic Calcined Magnesite
Bripuettes Brand
MgO% SiO2% not more than CaO% not more
than % Loss on lgnition not more
than
Caustic Caleined Magnesite Briquettes less than *0.0
3.0 3.0 *0.0
Middle Grade Magnesite Briquettes not less than *0.0 1.5
2 *5
