CAUSMAGŪ AL7 MAGNESIUM OXIDE

CAUSMAGŪ AL7 - Chemical  Composition
	Typical (wt %)	Specification (wt %)
MgO	97.5	96.0 min
CaO	1.0	1.5 max
SiO2	1.0	1.5 max
Fe2O3	0.2	0.4 max
Al2O3	0.3	0.4 max
LOI (loss on ignition at 950 C)	2.0	3.5 max
Mg	58.5	57.0 min
As		5 ppm max
Hg		0.5 ppm max
Cd		0.1 ppm max
Pb		5 ppm max
CAUSMAGŪ AL7 - Physical Properties
	Typical	Specification
Bulk Density (loose) - kg/m3	800	750-900
Mean Particle Size (granules) - mm	3	0.5-5
Citric Acid Activity - secs	500	300-600
Neutralising Value	220	N/A
% Passing 5 mm	100	99.0 min
% Passing 0.5 mm	nil	1 max

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