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杭州万宏热能设备有限公司 |
联系人: |
李经理 13588022989 |
电 话: |
0571-86032286 |
网 址: |
www.hznc.net |
邮 箱: |
wanhong0001@163.com |
地 址: |
浙江杭州市下城区石桥路395号 |
仓库地址:杭州市余杭良渚东西大道边 |
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粘土砖(小斧头) |
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粘土砖理化指标
Physical and chemical of fireclay brick
项 目
Item |
指 标 Index |
N-1 |
N-2a |
N-2b |
N-3a |
N-3b |
N-4 |
N-5 |
N-6 |
Al2O3 % 不小于 |
42 |
42 |
42 |
40 |
40 |
36 |
36 |
36 |
Fe2O3 % 不大于 |
1.7 |
1.7 |
1.7 |
1.8 |
1.8 |
2 |
2 |
2 |
耐火度,℃ Refractoriness |
≥1750 |
≥1730 |
≥1730 |
≥1710 |
≥1710 |
≥1690 |
≥1670 |
≥1580 |
0.2Mpa荷重软化开度,℃
Refractoriness under load |
≥1400 |
≥1350 |
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≥1320 |
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≥1300 |
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重烧线变化率,﹪
Reheating linear change |
1400℃,2h |
+0.1
-0.4 |
+0.1
-0.5 |
+0.2
-0.5 |
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1350℃,2h |
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+0.2
-0.5 |
+0.2
-0.5 |
+0.2
-0.5 |
+0.2
-0.5 |
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显气孔率,%
Apparent porosity |
≤22 |
≤24 |
≤26 |
≤24 |
≤26 |
≤24 |
≤26 |
≤28 |
常温耐压强度CCS Mpa |
≥30.0 |
≥25.0 |
≥20.0 |
≥20.0 |
≥15.0 |
≥20.0 |
≥15.0 |
≥15.0 | |
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