Hengxin Magnesite

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Magnesia Refractory

Magnesia Refractory Its refractory materials made with artificial synthesis techniques have the advantages of quality consistency and adjustable elements, they have long service life and save energy, are functional and pollution free.

Magnesium Calcium Brick

Item	MC-1	MC-2
MgO, %	72-74	70-72
CaO, %	18-22	18-20
SiO₂+Fe₂O₃+Al₂O₃,%	≤3.0	≤3.5
Bulk density, g/cm³	≥3.1	≥3.0
Apparent porosity (after dipping),%	≤8	≤8
Cold crushing strength, Mpa	≥50	≥70
Resoftening temperature，℃	≥1700	≥1700

Magnesia Brick and High Silica Magnesia Brick

Brand	MgO,%	SiO₂,%	CaO,%	Refractoriness under load for 0.2Mpa	Apparent porosity,%	Cold crushing strength,Mpa
MZ-91	≥91	-	≤3	≥1560	≤18	≥60
MZ-89	≥89	-	≤3	≥1550	≤20	≥50
MZ-87	≥87	-	≤3	≥1540	≤20	≥50
MZ-82	≥82	5-10	≤2.5	≥1520	≤20	≥50

Unburned Magnesia Calcium Carbon Brick

Item	MgO,%	CaO,%	C,%	Apparent porosity,%	Crushing strength,Mpa（110℃×0.5h）	Transverse strength, Mpa1400℃×0.5h
Index	60-68	16-19	8-16	<5	>30	>5

Magnesia Carbon Brick

Brand	MgO,%	C,%	Cold crushing strength, Mpa	Apparent porosity,%	Bulk density, g/cm³	Transverse strength, Mpa 1400℃×0.5h
MT10B	≥78	≥10	≥35	≤5	≥2.85	>5
MT10C	≥76	≥10	≥30	≤6	≥2.80	>4
MT14B	≥74	≥14	≥35	≤5	≥2.82	>8
MT14C	≥74	≥14	≥25	≤5	≥2.77	>5

Magnesite-Chrome brick

Item	Index
Item	MGe-20	MGe-16	MGe-12	MGe-8
MgO,% ≥	40	45	55	60
Cr₂O₃,% ≥	20	16	12	8
Refractoriness under load for 0.2Mpa	1550	1550	1550	1550
Apparent porosity,%	22	22	21	21
Cold crushing strength, Mpa	25	25	30	30

Magnesia Refractory Mortar

Brand	MgO,%	SiO₂,%	Loss on ignition，%	Grain size,mm
MF-93	≥93	≤2.2	≤2.0	We can arrange the produce according to the customer's need.
MF-82	≥82	≤9.0	≤2.0
MF-78	≥78	-	≤2.0

Magnesia Ball

Brand	MgO,%	SiO₂,%	C,%	Loss on ignition，%	Grain size,mm
MQ-70	≥70	≤5	-	≤20	50×35×30 30×25×18
MCQ-65	≥65	≤5	9-11	≤16	30×25×18