ASTM D1932柔性电绝缘漆耐热性的标准试验方法
日期:2012-02-10 10:24
ASTM D1932 Standard Test Method for Thermal Endurance of Flexible Electrical Insulating Varnishes
ASTM D1932柔性电绝缘漆耐热性的标准试验方法
A major factor affecting the long term performance of insulating materials is thermal degradation. Other factors, such as moisture and vibration, may cause failures after the material has been weakened by thermal degradation.
An electrical insulating varnish is effective in protecting electrical equipment only as long as it retains its physical and electri
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