MORTAR (HIGH ALUMINA FIRE CLAY)
names and brands
characteristice
high-alumina series
for hot blast stove
for coke oven
for glass furnaces
magesia mortar
magnesia chrome mortar
LN-75A
LN-75B
LN-85A
LN-85B
LRGN-94
LJGN-94
LBGN-95.5
LMN-87
LMGeN-8
AL 2 O 3 %
¡Ý75
¡Ý85
¡Ü0.7
¡Ý8(Cr 2 O 3)
MgO% min
87
60
Fe 2 O 3 % max
1.0
1.5
SiO 2 % max
94
95.5
refractoriness ° C min
1790
1690
1710
0.2MPa refractoriness under load ° C min
1600
1530
adhsive strength of ruprute MPa min
110 0 C after drying
(110 ° C¡Á24h)
2.0
(110 ° C¡Á12h)
(1400 0 C¡Á3h)after-heating
4
6
(1500 ° C¡Á3h)
3.0
0.6
adhesive time ,mins
1 ¡« 3
1 ¡« 2.5
grain distribution %
0.5mm max
2
1
0.074mm min
50
water
40 ¡« 42
APPLICATIONS
The products used in the furnace linings of metallurgy,petroleum,chemical industry,machinery,glass etc.
PACKING
In 25 kg/bag then 880bags into container
STORAGE AND SHELF LIFE
At least 6 months in dry conditions
2 0- 1 500 metric tons per month
SHIPMENT
45 days after L/C date