Fused Spinel

May 19, 2023

Quick Details of Fused Spinel

Fused Magnesia-Alumina Spinel is manufactured from high pure raw alumina and magnesia in electric arc furnace, with high bulk density and resistance to thermal shock and chemical corrosion at high temperature.

Specification of Fused Spinel

Technical indicators

Model Indicators		AM-50		AM-70		AM-85		AM-90
Model Indicators
Chemical composition(%)	Al2O3	49-54	53.7	71-76	74.12	82-87	83.76	88-92	88.12
	MgO	42-47	43.92	22-27	24.66	12-17	15.57	8-12	11.24
	CaO	≤0.8	0.64	≤0.65	0.39	≤0.5	0.16	≤0.4	0.14
	SiO2	≤0.6	0.43	≤0.4	0.29	≤0.4	0.19	≤0.25	0.16
	Fe2O3	≤0.6	3.50	≤0.4	0.19	≤0.4	0.13	≤0.4	0.14
True Density(g/cm3)		≥3.40	3.50	≥3.20	3.35	≥3.20	3.39	3.30	3.40
Paragraph sand-size particles(mm)		8-5 5-3 3-1 1-0
Powder (head)		-180 -220 -240 -320
Packaging		Subian 25kg / bag or 1,000 kg / bag (or according to customer requirements)
Use		Refractories