Magnesia spinel brick

Classification:

Cement

Product Introduction

Magnesia spinel brick has good thermal shock stability,good corrosion resistance,low thermal expansion coefficient,low thermal conductivity and goodflexibilty.

Message

Product Details

Magnesia spinel brick has good thermal shock stability,good corrosion resistance,low thermal expansion coefficient,low thermal conductivity and goodflexibilty.In practical application,the product is applied to the firing zone,hang kiln skin rapidly,kiln crust thickness uniformity and stability,anti peeling,kilntemperature,low heat loss,and non chromium pollution,belonging to the non chromium refractory products.

Brand Item	Magnesia spinel brick
Brand Item	RT-MAFe-82A	RT-MAFe-82B
MgO(%)≥	82	82
Al₂O₃ (%)≥	8-12	8-12
Fe₂O₃ (%)	1.5-3.0	1.5-3.0
SiO₂(%)≤	1.5	1.5
(%)≤ Apparent Porosity	17	18
(g/cm³)≥ Bulk Density	2.95	2.90
(MPa)≥ Cold Crushing Strength	65	60
(T0.6 ℃) ≥ Refractoriness Under Load	1700	1700
≥ Thermal Shock Resistance (950℃ air quenching,cycle)	100	100
(1400℃)% Thermal expansion coefficient	1.4	1.3