Sell Refractory Brick

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Our main exporting brand of Refractory Bricks are:

Direct bonded magnesia-chrome bricks
The product is manufactured by taking high purity magnesia and high quality chrome as raw materials through the process of high pressure moulding and high temperature burning. It has a good thermal shock resistance and volume stability and is applied in the cement and glass industries.

Main physiochemical property indexes of product

Chemical composition and technical performance
Product brand

LZMG-5
LZMG-8
LZMG-12
LZMG-15

MgO(%)
>=70
>=65
>=60
>=55

SiO2(%)
<=1.5
<=1.5
<=1.8
<=1.8

Cr2O3(%)
>=5.0
>=8.0
>=12.0
>=15.0

Apparent porosity(%)
<=18
<=18
<=18
<=18

Cold crushing strength(MPa)
>=40
>=40
>=40
>=40

0.2MPa refractoriness under load T0.6(oC)
>=1650
>=1650
>=1650
>=1650

Thermal shock resistance(1300oC air cooling)
>=20
>=20
>=20
>=20




Also we specially in exporting Submerged Entry Nozzle, Sliding Plate, Ladle and Tundish Nozzles and Well Block, etc.



Herewith please find some typical refractory material which we have been exported for your reference:

Ladle, tundish nozzles and well blocks

Item
Chrome Corundum Nozzle
Corundum Nozzle
Al2o3-Sic-C Nozzle
Spinel-C Nozzle
LT-70 Nozzle
LT-85 Nozzle
Upper Porous Nozzle For

Tundish

Al2O3 (%) >=
90
93
65
55
70
85
80

Cr2O3 (%) >=
2.5


13(MgO)


2.5

C (%) >=
22

7
10
7
3


A. P. (%) <=
2.9
24
8(Impre-gnated)
8(Impre-gnated)
15
15
24

B. D. (g/cm3) >=
1790
2.95
2.7
2.7
2.7
2.9


Refractoriness (0) >=
15500x3h
1790






Linear change on reheating(%)
+0.1-+0.3
16000x3h +/-0.5