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HIGHV: A Leading Corona Ring Manufacturer in China

Highv is one of the professional corona rings manufacturers in China, we are top leader aluminum corona rings factory, corona shielding rings and grading rings suppliers.

Highv specializes in the manufacturing for over 30 years, export to Europe and North America, offering consultations, materials analysis and design, manufacturing, quality assurance and One-stop global logistic services. Our team engineers have built up rich experience. We can handle all types of high voltage shielding control projects. All the products will be inspected carefully before shipment.

Corona Rings Products Display

corona ring

Corona Ring

high voltage corona ring

High Voltage Corona Ring

aluminum corona ring

Aluminium Corona Ring

grading ring

Grading Ring

We Focus On High Voltage Corona Control

Corona Ring For Transformer Industry

Corona Ring in Transmission Line

Corona Ring In Substation

Corona Ring For High Voltage Bushing

Our Corona Rings Capabilities

innovative large corona ring manufacturing capabilities

Innovative Large Corona Ring Manufacturing Capabilities

Offer a full range of corona rings products and services to customers worldwide

  • Max OD: 16 meters
  • Wall Thickness: 2.0mm-10mm
  • Using Advanced Equipment
  • Polishing Surface Finish
effective software design sampling capabilities

Effective Software Design & Sampling Capabilities

Design, develop, produce and deliver corona rings according to customer detailed drawings, samples or just an idea

  • PROE
  • UG softwares
customized flexible packaging capabilities

Customized Flexible Packaging Capabilities

Standard Export Wooden Cases are Workable

At highv, we understand that time is money. This is why we offer custom packaging for your customized corona rings. Our professional packaging team will work with you to determine the best solution to your problems to ensure your cargo is more safe during shipment.

Can’t Find Right Corona Rings Products for Your Projects?

We provide excellent solutions to all our customers and offer free samples that you can check.

6 Key Reasons Why Fortune500 Companies Choose Us

If you are looking for a professional corona rings and shields manufacturer in China, here we are. With the team of professional engineers, we provide perfect customized products and services for the clients all over the world.

experienced in corona ring manufacturing industry

Experienced In Industry

Having carried out precision manufacturing for over 30 years, our team engineers have built up rich experience. We can handle all types of corona ring and shielding projects.

full monitoring support

Full Monitoring Support

We offer alloy raw materials analysis, end products designing, sampling, manufacturing, QA, logistic, Keep advising not just manufacturing.

No Distance Service

A complete set of customer management system support.
24/7 service, also easily face to face meeting, fast feedback.

strict quality control for corona rings

Strict Quality Control

Our QC department specializing in quality control to guarantee the quality of each  product that we supply. 

competitive rate and high quality

Competitive Rate With High Quality

Due to our long term stable supply chain system, Highv get good prices from prime aluminum and copper raw materials.

Continuous Development

We offer continuous products development and support, keep update your new idea, commit an upgrade service.

Don’t Take Our Words For It

Listen To What Our Clients Say About Our Corona Rings Shielding Solutions & Services

We have worked with this supplier since 2018 and have come to expect stable performance from their aluminum strips. As our requirements have changed over time, I was pleased to learn that HIGHV has kept in step with their innovation and products development.

Mike Purchasing Manager

I am very satisfied with the quality and the help I've received from HIGHV team. Fast delivery and even if it was the China New Year they did the impossible to make it happen in time!

Chris Project Engineer

From corona rings samples to final bulk order production and delivery, I could not be happier with the customer service provided and the products delivered. We are very pleased with the results and will continue to use this manufacturer for all of our new transformer testing projects.

Nick Company Owner

    What We Think

    Get All Blog Resources About HIGHV Corona Rings And Shields Products

    Support Center

    Frequently Asked Questions

    Standard export wooden cases. Also we can meet special requirements from our customers. 

    Yes, normally it’s 10 pcs/set. However, if you need customized ones, the trial order MOQ is only one piece.

    Yes surely we can. We have powerful stock of corona ring moulds. If the your request samples are the same dimensions in our stock, we will deliver them by international express for free.

    Normally 10-15 days for  customized products.

    Making sure 100% inspection depend on international standards according to customer’s requirements.
    We have advanced inspection equipment which can ensure the high quality of the finished products.

    Around 30 days for new order and around 20 days for repeated order.

    Shanghai Port is preferred, Ningbo or any other ports in China are also available.

    T/T, West Union, Alipay, etc.

    Surely yes! Please contact our sales team and let us know your country/area for more discussion.

    The first and most important among our pre-sales support is, at every stage, providing comprehensive information for you, communicating with you to determine your unique products needs, finally helping you to make the most reasonable purchasing decisions.

    For example, when you want to purchase aluminum corona rings from Highv, the following information should be clarified before order:

    • Detailed Drawings (CAD/PRO-E/UG/SOLIDWORS software support)
    • Application (High Voltage Bushing, Power Transformer, etc.)
    • Material Grade (Aluminum Alloy, Stainless Steel, Copper, etc.)
    • Dimensions (Tube Wall Thickness, Outer Diameter, Others)
    • Surface Treatment (Polishing Bright, Blue Color Painting, Galvanized, Coating Insulating Varnish, Anodic Oxidation, etc.)
    • Production Type of Corona Ring (Pipe Bending or Pressure Die Casting)
    • Voltage Class (170kV, 230kV, 500kV, 800kV, 1100kV, etc.)
    • Packaging Type (Carton Box, Wooden Pallet, Wooden Case)
    • Delivery Time (15-20 Working days After Confirmed The Deposit)
    • Quoted Term (EXW, FCA, FOB, CFR, CIF, DDP, etc.)

    If you want to buy other products from us or require service support, please don’t hesitate to contact us at any time.