We are actively responding to the characteristics of the times of high-quality development, being an industry leader in providing quality 110kV Composite Station Post Insulator, Composite Braced Post Insulator, Polymer suspension insulator and services, and creating healthy and sustainable social value. We believe in creating a positive impact in our community through our charitable giving and volunteer work. Our commitment to social responsibility means that we strive to make a positive impact in the communities where we operate. We always maintain a high sense of responsibility and continue to apply technological advances to real life. Through the implementation of HR strategy and the effective management of HR work, we fully mobilize the work motivation of the staff.

At present, composite polymer tension insulators are widely used in overhead power transmission lines, accounting for about 50% of the line silicone rubber insulator consumption. Composite polymeric insulators have solved the pollution flashover problem that has plagued the power grid for many years with their excellent anti-flashover performance.
Composite insulator rubber plays a vital role in the function of the insulator:
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Service Condition | ||||||
Ambient temperature | AC power supply frequency | Earthquake intensity | Altitude | Maximum wind velocity | ||
-40°C~+40°C | ≤100 HZ | ≤8 | ≤1500m | ≤35 m/s | ||
Material: Composite Polymer Supply Ability: 200000 Pieces/ Year Reference standard: ANSI ,IEC, GB | Feature: Good hydrophobicity,ageing resistance, Brand Name: Wuhan Line Power Color: Red,Light gray or customized |
Application :

Product Advantage :
1.It has good anti-pollution performance and strong anti-pollution flashover ability. Its wet-resistant voltage and grid-resistant voltage are 2-2.5 times that of the same distance from the ceramic insulator, and it does not need cleaning, so it can operate safely in heavy pollution environment.
2.Good sealing performance, strong resistance to electrical corrosion, umbrella skirt material resistance to electrical leakage marks up to TMA4.5 level, with good aging resistance, corrosion resistance, low temperature resistance.
Wuhan Line Power has advanced production equipment and full range test facility.


Wuhan Line Power could provide kinds of packing methods for the clients, plywood case, solid wood case, carton box or as client requirement.

| No. | Description | Rated Voltage (kV) | Specified Mechanical Tensile Load (kN) | Socket & Ball Coupling Size | Section Height H (mm) | Minimum Nominal Arcing Distance h (mm) | Minimum Nominal Creepage Distance (mm) | Lightning Impulse Withstand Voltage ≥(kV) | Wet Switching Impulse Withstand Voltage ≥ (kV) | Wet Power Frequency Withstand Voltage ≥ (kV) |
| 7 | FXBW3-330/100(120) | 330 | 100(120) | 16 | 2930±40 | 2725 | 9660 | 1425 | 950 | 570 |
| 8 | FXBW4-330/100(120) | 330 | 100(120) | 16 | 2990±40 | 2804 | 10120 | 1425 | 950 | 570 |
| 9 | FXBW3-330/160(180) | 330 | 160(180) | 20 | 2930±40 | 2654 | 9033 | 1425 | 950 | 570 |
| 10 | FXBW4-330/160(180) | 330 | 160(180) | 20 | 2990±40 | 2714 | 9250 | 1425 | 950 | 570 |
| 11 | FXBW3-330/210(240) | 330 | 210(240) | 20 | 2930±40 | 2614 | 9150 | 1425 | 950 | 570 |
| 12 | FXBW4-330/210(240) | 330 | 210(240) | 20 | 2990±40 | 2674 | 9200 | 1425 | 950 | 570 |
| 13 | FXBW-330/300 | 330 | 300 | 24 | 2930±40 | 2579 | 8680 | 1425 | 950 | 570 |
We intention to create extra worth for 500kv 210kn Silicon Rubber Tension Insulator. Our products are very popular in the world market. If you order in large quantities, we can give you a discount. To get more information please feel free to let us know.
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