Epoxy cast dry-type distribution transformer high-voltage coil sealed by epoxy resin casting, using epoxy resin performance, cracking, high temperature, high mechanical strength, long life.

环氧浇注干式配电变压器高低压线圈都由环氧树脂浇注密封， 所采用的环氧树脂性能好， 抗裂， 耐高温， 机械强度高， 寿命长。

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The results shows that epoxy resins containing rigid rod structure or many epoxy groups have a high glass transition temperature (Tg) because of high cross-linking density.

研究结果表明：分子结构中含有刚性结构或连有较多的环氧基时，固化产物具有较高的交联密度，玻璃化转变温度较高；

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The cured system of epoxy resinlead benzoylate has high heat distortion temperature, but its dielectric properties at high temperature and heat ageing life deteriorate.

环氧-羧酸盐体系虽然热变形温度和热态强度较高，但高温下介电性能差，耐热老化性能也不好。

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