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材
料[聚四氟乙烯]
[物理机械性能][耐蚀性能][膨胀节][密封垫圈][夹层垫圈][薄膜][管][板][棒]
一、聚四氟乙烯
耐腐蚀性能
| 介质 |
浓度（%） |
温度（℃） |
耐腐蚀评定 |
介质 |
浓度（%） |
温度（℃） |
耐腐蚀评定 |
| 硫酸 |
任何浓度 |
240 |
耐 |
硫化铵 |
任何浓度 |
240 |
耐 |
| 发烟硫酸 |
" |
" |
" |
氯化铵 |
" |
" |
" |
| 硝酸 |
" |
" |
" |
氯化钠 |
" |
" |
" |
| 发烟硝酸 |
" |
" |
" |
重铬酸钾 |
" |
" |
" |
| 盐酸 |
" |
" |
" |
氯（液体） |
" |
" |
" |
| 磷酸 |
" |
" |
" |
氧 |
气 |
" |
" |
| 氢氟酸 |
" |
" |
" |
氨 |
- |
" |
" |
| 氯酸 |
" |
" |
" |
一氧化碳 |
- |
" |
" |
| 次氯酸 |
" |
" |
" |
二氧化碳 |
干或湿 |
" |
" |
| 高氯酸 |
" |
" |
" |
甲醇 |
- |
" |
" |
| 铬酸 |
" |
" |
" |
乙醇（酒精） |
- |
" |
" |
| 王水 |
" |
" |
" |
甲醛 |
- |
" |
" |
| 甲酸 |
" |
" |
" |
丙酮 |
- |
" |
" |
| 醋酸（乙酸） |
" |
" |
" |
萘 |
- |
" |
" |
| 氢氧化钠 |
" |
" |
" |
二甲醚 |
- |
" |
" |
| 氢氧化钾 |
" |
" |
" |
甲苯 |
- |
" |
" |
| 氯化钙 |
" |
" |
" |
汽油 |
- |
93 |
" |
| 高猛酸钾 |
" |
" |
" |
酵母 |
- |
60 |
" |
| 冰淇淋 |
- |
60 |
" |
樟脑油 |
- |
60 |
" |
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