Introduction
Welcome to our product introduction of the Porcelain Disc Suspension Insulator. As a manufacturer located in China, we specialize in producing high-quality insulators for distribution networks worldwide. Our porcelain disc suspension insulator is one of our flagship products, designed to meet the requirements of modern electrical systems. In this article, we will explore the design features and applications of our insulator, and explain why it is an excellent choice for electrical merchants worldwide.
Design Features
Our porcelain disc suspension insulator is designed with several unique features that make it an excellent choice for modern electrical systems. Firstly, its body is formed from high-quality porcelain, which is an excellent electrical insulator. The porcelain body is glazed with a high-quality insulating material, which enhances its insulation properties and provides excellent resistance to environmental factors such as UV radiation, dirt, and pollution.
The insulator's disc shape also makes it resistant to bending and torsion, making it ideal for use in high-voltage transmission systems. The top and bottom surfaces of the insulator are coated with a smooth, hydrophobic material, which repels water and prevents the formation of surface arcs. This makes it an ideal insulator for use in areas with high humidity, such as coastal or tropical regions.
Another unique feature of our porcelain disc suspension insulator is its metal fittings. Each insulator is fitted with high-quality galvanized steel fittings, which provide excellent mechanical strength and corrosion resistance. The fittings are designed to fit the insulator securely, ensuring that it remains firmly attached to the transmission line even in high winds or under extreme loads.
Applications
Our porcelain disc suspension insulator is designed to meet the needs of modern electrical distribution systems, making it an ideal choice for a wide range of applications. Firstly, it is perfect for use in high-voltage transmission lines. As a disc-shaped insulator, it is highly resistant to bending and torsion, making it suitable for use in areas with high wind loads or where transmission lines traverse difficult terrain.
Our porcelain disc suspension insulator is also highly resistant to environmental factors such as dirt, dust, pollution and UV radiation. Because of this, it is an ideal insulator for use in areas with high levels of pollution or in tropical regions. Its smooth, hydrophobic coating also makes it an excellent choice for use in areas with high humidity, such as coastal regions.
Finally, our porcelain disc suspension insulator is an excellent choice for use in substations and switchyards. Its high electrical insulation properties and excellent mechanical strength make it ideal for use as a support or isolating insulator in these applications.
Benefits
Our porcelain disc suspension insulator provides a range of benefits to electrical merchants and end-users. Firstly, its high-quality porcelain body and smooth, hydrophobic coating ensure that it provides excellent electrical insulation properties, even under extreme environmental conditions. The galvanized steel fittings also provide excellent mechanical strength and corrosion resistance, ensuring that the insulator can withstand high loads and last for many years.
Another benefit of our porcelain disc suspension insulator is its versatility. As a disc-shaped insulator, it can be used in a wide range of applications, including high-voltage transmission lines, substations and switchyards. This makes it an excellent choice for merchants who require a flexible insulator that can be used in a variety of settings.
Finally, our porcelain disc suspension insulator provides excellent value for money. Its high-quality materials and manufacturing processes ensure that it provides long-lasting, reliable performance, while its competitive pricing makes it an excellent choice for merchants who require high-quality insulators at an affordable price.
Conclusion
Our porcelain disc suspension insulator is a high-quality, flexible insulator designed to meet the needs of modern electrical distribution systems. Its high-quality porcelain body, smooth, hydrophobic coating, and galvanized steel fittings provide excellent electrical insulation and mechanical strength, making it an excellent choice for a wide range of applications. Furthermore, its versatility and competitive pricing make it an excellent choice for merchants who require a high-quality insulator at an affordable price. Contact us today to learn more about our porcelain disc suspension insulator and how it can benefit your electrical system.
Product Information
Name: Porcelain disc suspension insulator
Type: U70B Porcelain disc suspension insulator
Related type: Voltage Range: 11kV~220kV
Standard: The IEC standard
Graze colors of insulators: Brown or light gray
Mechanical failing load: 70kN,100kN,120kN,160kN,210kN,300kN and as per client’s request
Material: Alumina and silica porcelain
Application: Overhead lines and transmission lines
Product Introduction
The Porcelain Disc Suspension Insulator is the most common and important type of wiring. This product is composed of iron caps and other accessories assembled by cement. The surface of the spindle and iron cap in contact with the cement is coated with a thin cushioning layer, usually asphalt, and there is an elastic liner between the top of the spindle and the porcelain body. The surface of this product is generally brown and gray glazed, and the iron caps and spindles are hot-dipped galvanized. Nothing is more surprising than the fact that our product has the advantages of small size and light weight. As well as being very easy to transport and maintain. Compared with other products, it can reduce the weight by 1/3 with the same number of pieces. This reduces the labor intensity of installation and the weight-bearing pressure of the tower. On the tension-resistant string can well withstand the bending distance and slow down the periodic impact force on the tower damage.
Product Advantage
The Porcelain Disc Suspension Insulator has excellent flash resistance. As the silicone rubber sheath has excellent water repellent property and water repellent migration, it improves the working frequency wet flash voltage and dirt resistance. And also has good weathering self-cleaning ability, when the dirt accumulates slowly, especially in dusty environment, the performance is more and more excellent. This can meet the heavy pollution area operating line creepage distance requirements, but also can effectively prevent transmission line foul flash tripping accident, to ensure the safe operation of the transmission line.
Porcelain disc suspension insulator main parameters:

Technical specifications:
IEC Standard Class | U70B & U70BL | |
Min mechanical failing load (kN) | 70 | |
Ball and socket coupling | 16 | |
Stainless steel security clip | W | |
Dimensions | ||
Spacing H | mm | 146 |
Diameter D | mm | 255 |
Creepage distance | mm | 320 |
Mechanical Values | ||
Mechanical strength | kN | 70 |
Impact strength | N.m | 6 |
Routine proof test load | kN | 35 |
Electrical Values | ||
Power frequency wet withstand voltage | kV | 40 |
Power frequency dry withstand voltage | kV | 70 |
Dry lightning impulse withstand voltage | kV | 100 |
Power frequency puncture voltage | kV | 110 |
Radio influence voltage | μV | 50 |
Weight | 4.7kgs | |
FAQ:
1.Q: How long is producing time?
A: Normally it will take about 35-40 days for production.
2.Q: Can you offer From A,Form E or C/O?
A: Yes,we can prepare relative documents to Customs office to apply thees certificates
for our customers.
3.Q: What is your monthly output?
A: It depends on the product types,normally our monthly output is 850 tons.
4.Q: Where are you located?
A: Our factory located at Liling City,Hunan Province,China.
5.Q: Can you produce according to the samples?
A: Yes,we can produce by your samples or technical drawings.
6.Q: What’s the payment term?
A: We accept TT,30% deposit and 70% balance against copy of B/L,LC at sight.




Why choose us?
- Our Suspension Insulator products are specially designed to meet the most demanding industry standards.
- We welcome friends from all walks of life to visit, and look forward to working with friends from all walks of life to create brilliance together!
- Our Suspension Insulators offer excellent insulation properties and can be used in various climatic conditions.
- We are willing to work together with you to expand the market vigorously, and sincerely hope to develop friendship and establish long-term business partnerships with all Chinese and foreign customers.
- We respect the intellectual property rights of our customers and ensure the utmost confidentiality.
- The company is a Porcelain Disc Suspension Insulator manufacturer integrating production and sales. After decades of hard work and development, the company has cultivated a high-quality scientific and technical personnel and marketing team.
- We offer a range of customization options for our Suspension Insulator products to meet the specific requirements of our customers.
- We have a stable after-sales service team through a perfect training system, professionalism of our staff, and regular training programs.
- We work closely with our customers to ensure that we meet their specific needs and requirements.
- Seeking truth and being pragmatic, and striving for perfection are our corporate spirit, learning and innovation are our corporate culture, and market guidance and sincere service are our corporate philosophy.
Hot Tags: porcelain disc suspension insulator, China porcelain disc suspension insulator manufacturers, suppliers, factory, front coil spring insulator, 11kv porcelain disc insulator, 120kn toughened glass insulator, polymer suspension insulator, ansi 52 3 insulator suspension type, dead end suspension insulator








