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DOWSIL™ 3145 RTV Mil-A-46146 Adhesive / Sealant

单组分、灰色、湿气 RTV、不流动、高强度、UL 和军用规格。

性能

这些数值为典型性能,并且不用于在规格制定过程中使用。

  • 不流动 true
  • 产品技术 RTV 粘合剂与密封剂
  • 介电常数 100 Hz 2.83
  • 介电常数 100 kHz 2.83
  • 介电强度 500 volts per mil v/mil
  • 低气味 true
  • 体积电阻率 4.4e+014 Ω・cm
  • 保质期 360 Days
  • 加工 单组分
  • 固化特点 室温长工作时间 > 10分钟
  • 固化类型 甲氧基固化, 缩合固化, 脱醇型
  • 基材 FR4, 塑料, 金属, 铝材, 陶瓷
  • 室温固化-小时数 48 Hours
  • 延伸率 660 %
  • 抵御 温度非常高(超过 350°F/177°C)
  • 抵御种类 抗氧化, 抗紫外线, 热阻, 耐臭氧, 防水
  • 拉伸强度 940 psi
  • 损耗因子 100 Hz < 0.001
  • 损耗因子 100 kHz 0.001
  • 无底涂剂的粘合力 无需底涂
  • 无溶剂 true
  • 比重 @ 25C 1.1
  • 温度稳定性 弱/低, 强/高
  • 温度范围 -45 to 200 °C
  • 热固性 true
  • 特性 MIL 规格, 伸长率非常高 > 500%, 单组份
  • 疏水 true
  • 相对湿度50%时的表干时间 55 Minutes
  • 硬度-Shore A 45 Shore A
  • 粘度/流动性 不流动/触变
  • 线性热膨胀系数 370 um/m/Deg C
  • 组分 单组份
  • 聚酯纤维 true
  • 触变性 true
  • 防水 true
  • 非流动 true
  • 颜色 半透明/透明, 灰色

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DOWSIL™ 3145 RTV Mil-A-46146 Adhesive / Sealant
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