高铝质耐火泥
- 商品名称: 高铝质耐火泥
- 产品描述
-
高铝质耐火泥浆理化指标
项目?Items
指标???Indicators
LN—55
LN—65
LN—75
LN—65P
GN—75P
GN—85P
GN—90P
ω(Al?O?)(%)不小于
ω(Al?O?)(%)not less than
55
65
75
65
75
85
90
耐火度(℃)不低于
Refractoriness?(℃ ) not?less?than
1760
1780
1780
1780
1780
1780
1800
常温抗折粘接强度
(MPa)
不小于
Cold bond strength (MPa) not?less?than
110℃干燥后
After drying at?110℃
1.0
1.0
1.0
2.0
2.0
2.0
2.0
1400℃?×3h 烧后
After firing at 1400℃?×3h
4.0
4.0
4.0
6.0
6.0
—
—
1500℃?×3h 烧后
After firing at 1500℃?×3h
—
6.0
6.0
0.2MPa 荷重软化温度 Ti/℃不低于
0.2MPa?refractoriness?under?load?Ti/℃ not?less?than
—
1400
1600
1650
加热永久线变化率(%)
Permanent linear change
rate?after?heating?(%)
1400℃?×3h 烧后
After firing at 1400℃?×3h
-5?~?+1
—
1500℃?×3h 烧后
After firing at 1500℃?×3h
—
-5?~?+1
粘接时间(min) ???Bonding?time?(min)
1?~ 3
?
粒度(%)
Granularity?(%)
1.0?㎜
100
>?0.5 ㎜ ,不大于
>?0.5mm, Not?greater?than
2
0.075 ㎜,不小于?0.075mm, Not less than
50
40
注:如有特殊要求,粘接时间由供需双方协商确定。 ??Note: Bonding?time?can?be?negotiated?if?special?requirements?exist.
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