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About:
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Fused Spinel chemical composition:
properties/designationAM-90AM-85AM-70
chemical composition %
AL2O388-9282-8771-76
MgO8-1212-1722-27
CaO≤0.40.40.6
Fe2O3≤0.350.350.35
SiO2≤0.250.40.4
real density (g/m³)≥3.3
grain size of section sand (mm)0-1/1-3/3-5/5-8
powder (mesh)-180 -220 -240 -320electro mineral for refractory
website:http://www.abrasivesasia.com/refractory/
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