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Premium Electrical Insulation
Materials Manufacturer

Trusted by global motor, transformer, and electrical equipment manufacturers. We deliver high-performance insulation solutions with ISO-certified quality and unmatched reliability.

Explore Our Products

About JINZHI

Henan Jinzhi Electrical Insulation New Material Co., Ltd. is a leading manufacturer of advanced electrical insulation materials based in Xuchang City, Henan Province, China. With years of industry experience, we specialize in producing high-quality insulation products for motors, transformers, generators, and other electrical systems.

Our business philosophy — "Quality is Gold, Reputation is Life" — drives every process, from raw material selection to final inspection. We are committed to innovation, consistency, and customer satisfaction.

"We have been pursuing 'Quality is Gold, Reputation is Life' as our business philosophy."
— CEO Mr. Wei Yongcai
Factory Certification Production Line Quality Control

Certifications & Compliance

ISO 9001:2015 Certified

Our quality management system has been assessed by ZIC certification and found compliant with GB/T19001-2016 / ISO9001:2015 since 2010.

SGS Certified Materials

Passed SGS certification in 2020 for 6640 polyester film polyaramid fiber composite foil, ensuring international safety and performance standards.

Our Products

Engineered for performance, durability, and thermal stability. All materials meet or exceed international standards for electrical insulation.

Flexible Laminated Paper

Flexible Laminated Paper

High dielectric strength composite paper ideal for slot liners and phase insulation in motors and generators.

  • • Materials: DMD, DDP, NMN, AMA
  • • Thermal Class: B, F, H
  • • Thickness: 0.15–0.50 mm
Insulation Sleeve

Insulation Sleeve

Fiberglass sleeves with acrylic, silicone, or PVC resin coatings for wire and terminal protection.

  • • Types: Acrylic, Silicone, PVC Fiberglass
  • • High thermal shock resistance
  • • Flame retardant & abrasion resistant
Insulation Paper

Insulation Paper

Kraft paper and barley paper for transformer and capacitor insulation applications.

  • • Materials: Kraft, Barley Paper
  • • High moisture resistance
  • • Used in dry-type transformers
Insulation Film

Insulation Film

Polyester and polyimide films for high-frequency and high-temperature environments.

  • • PET, PI films available
  • • Dielectric strength > 12 kV/mm
  • • Thermal Class up to 220°C
Insulation Board

Insulation Board

Epoxy fiberglass laminated boards for structural and insulating components in electrical systems.

  • • Epoxy resin + fiberglass
  • • High mechanical strength
  • • CNC machinable
Diamond Dotted Paper (DDP)

Diamond Dotted

Thermally bonded laminated paper with dot adhesive pattern for motor winding insulation.

  • • DMD, DMDM, DMDMD variants
  • • Self-bonding at high temp
  • • Excellent conformability
Insulation Tape

Insulation Tape

High-performance tapes for wrapping coils, joints, and connections in high-voltage applications.

  • • Mica, fiberglass, polyester
  • • High tensile strength
  • • Resistant to oils and solvents
Insulation Mica

Insulation Mica

Mica paper and tape composites for extreme temperature and high-voltage insulation.

  • • Mica + fiberglass or polymer
  • • Withstands up to 1000°C
  • • Used in traction motors

Why Choose Gold Insulation?

🏆

ISO Certified

Compliant with ISO9001:2015 and SGS-certified materials for global trust.

🏭

In-House Production

Full control from R&D to packaging ensures consistent quality and fast delivery.

🌍

Global Export

Trusted by clients in Asia, Europe, North America, and the Middle East.

🔧

Custom Solutions

Tailored thickness, width, and performance specs to meet your design needs.

News & Events

CWIEME Shanghai 2021

CWIEME Shanghai 2021

Gold Insulation exhibited at CWIEME Shanghai, held at the Shanghai Expo Exhibition Hall in April 2021. We showcased our latest insulation materials to high-end audiences in the motor and transformer industry.

The event provided a platform to connect with global suppliers and manufacturers of winding machines, motors, and transformers.

12+
Years in Industry
50+
Global Clients
200+
Product Variants
100%
Quality Tested

Get in Touch

For product inquiries, samples, or technical support, visit our official website to send a request.

Visit Official Website

No. 2797 Wenfeng Road, Xuchang City, Henan Province, China

Phone: 0086-0374-7312088

Email: [email protected]

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