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◆ 产 品 展 示 ◆ |
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NYHB 250#耐油无石棉橡胶板:
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材质: 本产品不含石棉成分,以合成橡胶,纤维和其他耐高温材料为原料压制而成.
适用范围: 适用于最高温度为250℃、压力为 2.5Mpa以下的炼油设备及管道法兰连接处。
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主要技术指标
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项目 |
技术指标 |
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密度 g/cm3 |
1.8—2.0 |
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压缩率 % |
15±5 |
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回弹率 % |
≥55 |
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横向拉伸强度 |
8.0Mpa |
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油密封性 |
15--30℃环境下,75#航空煤油3#喷气燃料 |
10Mpa完全密封 |
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耐油性 |
温度150±2℃,在20#航空润滑油中浸泡5h后取出,常温下放置30分钟. |
≥7.0
Mpa |
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吸油率%≤15.0 |
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浸油增厚率%≤10.0 |
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常温下75#航空煤油中浸泡5h后取出,常温下放5分钟. |
≥6.0 Mpa |
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吸油率%≤15.0 |
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浸油增厚率%≤10.0 |
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The product is used as lining material for sealing used in oil refining equipment and flange join of pipeline at the 250℃ of temperature and pressure of below 2.5 Mpa. |
technical properties
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Items |
Technical index |
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Density g/cm3 |
1.8—2.0 |
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Compressibility % |
15±5 |
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Recovery % |
≥55 |
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Transnerse strength |
8.0Mpa |
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Oil sealing characteristics |
At the temperature of 15--30℃,immersed in 75#aero kerosene or3#jet fuel |
Full airtight under 10 Mpa |
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Oil resistivity |
At the temperature of 150±2℃ immersedin20# aero inbricating oil for 5 hours,then taken out and place at 15-30℃ for 30minutes and waiting for minutes |
≥7.0
Mpa |
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absorption%≤15.0 |
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Increase of thickmess in oid %≤10.0 |
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At normal temperature,immersed in 75# aero kerosene for 5 hours ,then taken out,after 5 minutes |
≥6.0 Mpa |
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absorption %≤15.0 |
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Increase of thickmess in oid %≤10.0 |
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