咨询热线
18530949808型号:
规格:
品牌:[pp]
应用范围:项 目 Characteristics指 标 ValueDRL—155DRL—150DRL—145DRL—140DRL—135DRL—130DRL—127Al2O3,% &nbs
PRODUCT DETAILS
项 目 Characteristics |
指 标 Value |
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DRL—155 | DRL—150 | DRL—145 | DRL—140 | DRL—135 | DRL—130 | DRL—127 | ||
Al2O3,% | 不小于≥ | 75 | 75 | 65 | 65 | 65 | 60 | 50 |
显气孔率,% Apparent porosity |
不大于≤ | 20 | 21 | 21 | 22 | 22 | 22 | 23 |
体积密度,g/cm3 Bulk density |
2.65~2.85 | 2.65~2.85 | 2.50~2.70 | 2.40~2.60 | 2.35~2.55 | 2.30~2.50 | 2.30~2.50 | |
常温耐压强度,Mpa Cold compressive strength |
不小于≥ | 60 | 60 | 60 | 55 | 55 | 55 | 50 |
蠕变率,% (0.2MPa×50h) Creep rate |
不大于≤ |
1500℃ 0.8 |
1500℃ 0.8 |
1450℃ 0.8 |
1400℃ 0.8 |
1350℃ 0.8 |
1300℃ 0.8 |
1270℃ 0.8 |
重烧线变化,% Linear changes on reheating |
1550℃×2h | 0.1~-0.2 | 0.1~-0.2 | 0.1~-0.2 |
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1450℃×2h |
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0.1~-0.2 | 0.1~-0.4 | 0.1~-0.4 | 0.1~-0.4 |
相关标签:热风炉用耐火材料,陶瓷杯耐火材料,高炉用耐火材料,
来源:http://ah.zznaihuo.com/product263414.html
发布时间:2019-10-8 17:24:45