Good thermal shock stability magnesia alumina spinel brick for lime kiln

FOB Price 200 - 600 USD / 1 ton

MOQ	1 ton
Port	Tianjin Port
Packaging	magnesium alumina spinel brick will be packed by Pallet+Paper or Steel angle bead+Paper board +Plastic or Steel belt +Plastic film or according to customer's requirements.
Lead Time	7-15

Quick Details (View All)

Company	Zhenjin Refractories	Place of Shipment	Tianjin Port
Location	Xinmi, Henan	Shape	Block
SiO2 Content (%)	≤0.7	MgO Content (%)	≥83
Refractoriness (Degree)	1770°< Refractoriness< 2000°	Al2O3 Content (%)	11-13
SiC Content (%)	0.6	Apparent porosity	≤17

Product Details

Technical parameter of Magnesium aluminate spinel brick

Model	ZJMA-6	ZJMA-7	ZJMA-8
MgO(%)	≥85	≥86	≥86
Fe2O3(%)	≤0.8	≤0.7	≤0.7
Al2O3(%)	11-13	10-12	10-12
SiO2(%)	≤0.7	≤0.5	≤0.35
CaO(%)	≤1.30	≤1.10	≤0.95
Bulk density(g/cm³)	≥2.95	≥2.97	≥3.0
Apparent porosity(%)	≤16	≤16	≤16
Normal temperature compressive strength(MPa)	≥65	≥65	≥65
refractoiness under load(0.2Mpa,t0.6)	≥1700℃	≥1700℃	≥1700℃
Thermal shock stability, times (1100℃, water cooling)	≥12	≥12	≥12

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Features:

Magnesium aluminate spinel brick is a new product developed by our company according to the development current situation of
building material industry and the performance characteristics of all kinds of lime kilns.

The product has the advantages of good alkali-resistance, good erosion resistance, good thermal stability, high crushing strength,
and high refractoriness under load.