Rod insulator [FXBW4-20 / 40, FXBW4-20 / 70] using the conditions: 1, ambient temperature -40 ℃ ~ 40 ℃ 2, no more than 1500 meters above sea level 3, AC power frequency is not more than 100HZ 4, maximum wind speed does not exceed 35m / s 5, earthquake intensity is not more than eight Rod insulator [FXBW4-20 / 40, FXBW4-20 / 70] structure of the company's composite suspension insulator using a special steel fittings manufactured in at the same time ensure the strength of gold with end labyrinth waterproof design, multi-sealed, good sealing performance, solve the most critical issues insulator - interface electrical breakdown. Connection fittings and the mandrel using the most advanced computer-controlled constant coaxial crimping process, and is equipped with fully automatic acoustic emission flaw detection system to ensure the reliability and stability of gold with the mandrel crimp. Umbrella sets using a high temperature and pressure-time integral molding process, with the two-stage curing process computer monitor, extending the life of the product. Advanced production equipment and manufacturing technology, complete testing equipment and testing methods to ensure that the various technical indicators have reached the relevant national and international standards, has become a new generation of high-voltage power transmission line insulator. The company is an organic composite insulators professional production plant. The main products are 10kV ~ 750kV voltage levels Rod Composite Insulator, ± 500kV DC Composite Rod insulators, pin composite insulator, cross arm composite insulators and pillar composite insulators. Product quality in line with the International Electrotechnical Commission IEC61109, GB / T19519 standard requirements, the product has reached the international advanced level. Ordering Information 1, car 2, 3 shipping, delivery note; generally do not mind using courier, a long time more slowly, unless there are special account of Rod insulator [FXBW4-20 / 40, FXBW4-20 / 70] Features Small, light weight, is about the same voltage level of porcelain insulators 1/5 ~ 1/9, easy to transport and install. Composite insulator high mechanical strength, reliable structure, stable performance, safe operation of a large margin for the safe operation of the line and provide a guarantee. With acid, alkali, heat aging and resistance to electricity capacity, good sealing performance, to ensure that no moisture within the insulation characteristics. Good anti-brittle performance of composite insulators, shock force strong, brittle fracture will not occur