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Refractory used for the circulating fluidized bed boiler
Refractory used for rubbish burning boiler
The un-shaped refractory used for noil refinery
Refractory used for the chemistry furnace
Un-shaped refractory used for chemical industry furnace
Serial products of lighter castables
High-duty refractory,alkali-resistant,abrasion,and insulating castables used for cement kilns
Serial products of alumina ball
Un-shaped refractory used for chemical industry furnace
Item
Marks
Low-silicon adamantine spar castable
PF-CL
Alumina Hollow Ball castable
PF-KL
High-alumina castable
PF-GL
Al
2
O
3
(%)content
≥95
≥93
≥65
SiO
2
(%)content
≤0.5
≤0.5
--
Fe
2
O
3
(%)content
≤0.7
≤0.7
--
CaO(%)content
≤3
≤5
--
(MPa)
C.C.S and M.O.R
110
°C
≥60/8
≥15/3
≥40/5
1000
°C
≥80/10
≥10/2
≥35/3.5
1300
°C
≥80/10
--
--
(g/cm
)
Bull Density
3.0-3.2
1.5-1.6
2.3-2.4
(%)1400°C×2h
Recheat linear change
≤-0.3
≤-0.3
1300°C×2h(≤1.0)
(w/m.k)
Conductivity
--
≤0.7
--
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