Special Magnesia Chrome bricks

Invented in 2003

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Sintering zone

300 days (Conch Cement)

SPEC.	HXTMGE-5A	RHIANKREL DC	REFRAPERILEX 83S
MgO %	82-85	81.2	81-86
Al2O3 %	2-4	2.7	4-9
Fe2O3 %	6-8	5.7	1-4
CaO %	≤1.2	1.5	2.0
SiO2 %	≤1.0	0.7	1.0
Cr2O3 %	3-5	8.0	1-4
B. D.g/cm3	≥3.05	3.00	2.95-3.10
A.P.%	15-17	17.0	14-17
C.C.S.Mpa	≥55	70	60
R.U.L.@0.2MPaTa(℃)	＞1700	＞1700	＞1700
T.S.C 950℃Air Cool Times	≥100	＞100	100

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