banner

Factory Standard Porcelain Standoff Insulators U120B

Short Description:

Our factory produces high-quality porcelain standoff insulators U120B, designed for reliable performance in electrical systems.


Product Detail
Product Tags

Product Main Parameters

ParameterValue
Diameter (D)255mm
Spacing (H)146mm
Creepage Distance295/320mm
Coupling Size16mm
Mechanical Failing Load120kN
Tension Proof50kN
Dry Power-frequency Withstand Voltage70kV
Wet Power-frequency Withstand Voltage40kV
Dry Lightning Impulse Withstand Voltage100kV
Puncture Withstand Voltage110kV

Common Product Specifications

Model NumberU120B
MaterialPorcelain
Rated Voltage33kV
ColorBrown/White

Product Manufacturing Process

The manufacturing process for porcelain standoff insulators involves precise steps to ensure durability and performance. The process begins with the careful selection and mixing of raw materials, typically kaolin, feldspar, and quartz. The mixture is shaped into blanks and then dried to remove moisture. After drying, a glazing process is applied to enhance the insulator's surface finish. The glazed insulator is fired in a kiln at high temperatures to create a dense, non-porous body, crucial for its electrical insulation properties. Post-firing, the insulator undergoes gluing and assembly. Throughout each stage, routine tests are conducted to maintain quality, ensuring that the final product meets stringent industry standards. This meticulous process, conducted at our factory, ensures high-performance porcelain standoff insulators that meet global demands.

Product Application Scenarios

Porcelain standoff insulators play a vital role in electrical engineering, particularly in high voltage and outdoor applications. They are utilized in substations for supporting busbars and components, in transmission and distribution lines for insulating high-voltage cables, and in industrial facilities where reliable electrical isolation is critical. Their robust design makes them suitable for harsh environmental conditions, providing mechanical stability and electrical safety. At our factory, we ensure each insulator meets the required specifications for various application scenarios, addressing the diverse needs of sectors like power distribution, telecommunications, and industrial operations.

Product After-Sales Service

Our factory is committed to providing exceptional after-sales service for our porcelain standoff insulators. We offer a comprehensive warranty covering manufacturing defects and ensure timely support for installation and maintenance queries. Customers can contact our dedicated service team for technical assistance, ensuring optimal product performance throughout its lifecycle.

Product Transportation

We prioritize secure and efficient transportation of our porcelain standoff insulators from the factory to the destination. Products are packaged in robust materials to prevent damage during transit. We offer flexible shipping options and partner with reputable logistics companies for reliable delivery, whether local or international.

Product Advantages

  • Durability: Made from high-grade porcelain, offering excellent resistance to environmental stress.
  • Thermal Stability: Performs consistently across a wide temperature range.
  • High Dielectric Strength: Ensures exceptional electrical insulation.
  • Low Maintenance: Minimizes upkeep requirements due to robust design.

Product FAQ

  • What are the ideal applications for porcelain standoff insulators?

    Porcelain standoff insulators from our factory are ideal for high voltage applications, including substations and distribution lines, due to their excellent electrical insulation and mechanical support properties.

  • How do porcelain standoff insulators compare to polymer alternatives?

    While porcelain offers superior durability and heat resistance, polymer insulators are lighter and less prone to breakage. Our factory ensures porcelain insulators are optimized for applications requiring robust performance.

  • What is the expected lifespan of a porcelain standoff insulator?

    The lifespan varies depending on environmental conditions and usage, but insulators from our factory typically last several decades with proper installation and maintenance.

  • How should porcelain standoff insulators be installed?

    Installation should ensure proper alignment and secure mounting. Our factory provides detailed instructions to facilitate correct installation, ensuring optimal performance.

  • What maintenance do porcelain standoff insulators require?

    Minimal maintenance is needed, typically involving periodic inspections for damage. Our factory's insulators are designed for long-lasting performance with minimal upkeep.

  • Can porcelain standoff insulators withstand harsh weather conditions?

    Yes, porcelain insulators from our factory are designed to withstand extreme conditions, including UV radiation, high temperatures, and pollution.

  • What testing is conducted on the insulators?

    Our factory conducts comprehensive testing, including mechanical and electrical tests, to ensure insulators meet industry standards for safety and performance.

  • Are custom insulator designs available?

    Yes, our factory can accommodate custom design requests to meet specific application needs, ensuring our porcelain insulators fit a wide range of scenarios.

  • What certifications do porcelain standoff insulators have?

    Our factory's insulators are ISO9001 certified, ensuring quality management and compliance with international standards.

  • How are insulators shipped from the factory?

    Secure packaging and reliable logistics partners ensure our porcelain standoff insulators are delivered safely and promptly from the factory to the customer.

Product Hot Topics

  • Reliability of Porcelain Standoff Insulators in Modern Electrical Systems

    Modern electrical systems demand reliability, and our factory's porcelain standoff insulators consistently deliver. Designed to withstand high voltages and environmental challenges, these insulators provide essential support and insulation, ensuring system safety and efficiency.

  • The Evolution of Insulator Technology in the Factory Setting

    As technology evolves, so does insulator production. Our factory employs cutting-edge methods to manufacture porcelain standoff insulators that meet the latest industry demands, combining traditional materials with modern techniques for superior performance.

  • Environmental Benefits of Using Porcelain Standoff Insulators

    Porcelain insulators produced in our factory offer significant environmental advantages. They are long-lasting, recyclable, and have a lower environmental impact due to their durable nature, reducing the need for frequent replacements.

  • Cost-Efficiency of Factory-Produced Porcelain Insulators

    While initially higher in cost, the long-term savings from minimal maintenance and durability make porcelain insulators from our factory a cost-effective choice for many applications, providing reliable performance over decades.

  • Integrating Porcelain Standoff Insulators into Smart Grid Systems

    Our factory's porcelain standoff insulators are integrable into smart grid systems, offering robust isolation and support for advanced electrical networks, contributing to enhanced grid reliability and efficiency.

  • Durability of Porcelain Standoff Insulators in Extreme Conditions

    Designed for resilience, our factory's porcelain insulators withstand extreme temperatures, UV exposure, and mechanical stress, making them ideal for harsh environments where reliability is paramount.

  • Addressing Common Installation Challenges with Porcelain Insulators

    Proper installation of porcelain insulators is crucial for performance. Our factory provides detailed guidance to navigate potential challenges, ensuring secure and effective application in various settings.

  • Porcelain vs. Polymer Insulators: A Factory Perspective

    Both porcelain and polymer insulators have unique strengths. Our factory focuses on porcelain's durability and stability, ideal for high-stress environments, while also acknowledging polymer's lightweight benefits in specific scenarios.

  • Commitment to Quality: Factory Standards for Porcelain Insulators

    Our factory is committed to maintaining high quality standards for our porcelain insulators, employing rigorous testing and quality control measures to ensure each product meets industry demands.

  • The Role of Insulators in Sustainable Electrical Infrastructure

    Porcelain standoff insulators from our factory play a crucial role in sustainable infrastructure. Their durability reduces waste and environmental impact, supporting long-term electrical system stability and efficiency.

Image Description


  • Previous:
  • Next:

  • privacy settings Privacy settings
    Manage Cookie Consent
    To provide the best experiences, we use technologies like cookies to store and/or access device information. Consenting to these technologies will allow us to process data such as browsing behavior or unique IDs on this site. Not consenting or withdrawing consent, may adversely affect certain features and functions.
    ✔ Accepted
    ✔ Accept
    Reject and close
    X