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Polyesterimide Coated Aluminum Magnet Wire 155°C Thermal Class

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Product Spotlights

Huilong's 155°C Polyesterimide Coated Aluminum Magnet Wire delivers high-temperature endurance, chemical resistance & mechanical toughness. Aluminum offers weight savings & cost efficiency vs copper. Manufactured under ISO 9001/IATF 16949 in our 10k-30k sqm facility, we ship globally ($100M+ export) from major Chinese ports. Ideal for motors, transformers & coils requiring reliable thermal performance.
Negotiable MOQ: 500 Kilograms (Price negotiable depending on order volume and customization)
Key Specifications
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Conductor Material:
Aluminum
Insulation Type:
Polyesterimide
Thermal Class:
155°C
Payment & Shipping
Payment Methods:
Port of Shipment:
Qingdao
Delivery Detail:
Delivery time depends on order quantity.
Conductor Material Aluminum
Insulation Type Polyesterimide
Thermal Class 155°C
Product Type Magnet Wire / Winding Wire
Certifications ISO9001, ISO14000, ISO16949, OHSAS18001
Application Fields Motors, Transformers, Inductors, Coils
Conductor Shape Round
Insulation Thickness Customizable
Standards IEC, NEMA, JIS, GB (customizable)

For over 50 years, Shandong Huilong Electrical Material Co., Ltd., a leading manufacturer established in 1970, has been dedicated to producing premium electrical materials from our expansive 10,000-30,000 square meter facility in Dezhou, China. We proudly supply high-performance Polyesterimide Coated Aluminum Magnet Wire globally, exporting over $100 Million annually to key markets including North America, Europe, Asia, and beyond. Our commitment to quality is evidenced by rigorous certifications like ISO9001, ISO14000, IATF 16949, and OHSAS 18001. This 155°C thermal class wire represents our expertise in delivering reliable, cost-effective solutions for demanding electrical applications.

Engineered for Superior Performance & Reliability:
Our Polyesterimide coated aluminum magnet wire is meticulously crafted to meet the stringent requirements of modern electromechanical devices, offering significant advantages:

  • High-Temperature Endurance: Rated for continuous operation at 155°C, this wire excels in environments where thermal stability is critical, preventing premature insulation breakdown and ensuring long-term component reliability.
  • Robust Insulation: The polyesterimide coating provides exceptional:
    • Chemical resistance against oils, solvents, and refrigerants.
    • Excellent mechanical toughness, resisting abrasion during winding processes.
    • Superior dielectric strength for reliable electrical isolation.
    • Good flexibility for intricate coil winding.
  • Aluminum Conductor Benefits: Utilizing aluminum offers compelling advantages over copper:
    • Significant weight reduction – ideal for weight-sensitive applications (e.g., automotive, aerospace).
    • Lower material cost compared to copper, enhancing cost-efficiency.
    • Good electrical conductivity suitable for many applications.

Key Technical Specifications:
Standard specifications are customizable to meet specific design requirements. Typical ranges include:

Parameter Typical Range / Value Notes
Conductor Diameter 0.1mm - 5.0mm Custom diameters available
Build (Insulation Thickness) Grade 1, Grade 2, Grade 3 Per IEC 60317 standards
Thermal Class 155°C IEC 60085 / NEMA MW 1000
Dielectric Strength Min. > 100 V/µm Varies with build
Elongation Conforms to IEC 60317 Ensures winding flexibility
Heat Shock Passes at 155°C Critical thermal endurance test
Cut-Through Temperature > 200°C Indicates softening point

Why Choose Huilong's Magnet Wire?

  • Optimized Performance: Achieve higher slot fill factors and improved thermal management in your motors and transformers.
  • Enhanced Durability: Extend the operational lifespan of electrical components by resisting thermal aging and chemical degradation.
  • Cost Efficiency: Benefit from the lower material cost of aluminum without compromising on insulation performance for suitable applications.
  • Manufacturing Reliability: Consistent wire quality ensures smooth winding processes, reducing downtime and scrap.
  • Global Compliance: Manufactured to meet international standards (IEC, NEMA, JIS, GB), facilitating global product acceptance.

Backed by Huilong's five decades of manufacturing expertise and a robust quality management system certified to ISO 9001 and IATF 16949, our Polyesterimide Coated Aluminum Magnet Wire delivers uncompromising quality and reliability. Our significant annual export volume (over $100 Million) and presence in diverse global markets (North America, South America, Europe, Asia, Africa, Oceania) stand as testament to our commitment and capability. Shipped efficiently from major ports like Qingdao, Shanghai, Ningbo, and Tianjin, we ensure timely delivery. Trust Huilong to be your reliable partner for high-performance winding solutions – contact us today to discuss your specific requirements or request samples.

Frequently Asked Questions (FAQ):

  • Q: What does '155°C Thermal Class' mean?
    A: This indicates the wire's insulation system is designed to withstand continuous operation at a maximum temperature of 155°C, maintaining its electrical and mechanical properties throughout its expected service life, as defined by standards like IEC 60085.
  • Q: Why choose aluminum magnet wire over copper?
    A: Aluminum offers significant weight savings (approx. 50% lighter) and lower material cost. It's an excellent choice for applications where ultimate conductivity isn't the primary constraint, but weight and cost are critical factors (e.g., large motors, specific automotive parts).
  • Q: What are the main advantages of Polyesterimide insulation?
    A: Polyesterimide provides an outstanding combination of high thermal endurance (155°C), excellent chemical resistance (especially to refrigerants and oils), superior mechanical toughness (abrasion resistance), high dielectric strength, and good flexibility.
  • Q: Is this wire suitable for inverter-fed motors?
    A: Polyesterimide insulation generally offers good resistance to partial discharge (PD), a key factor in inverter applications. However, for very high voltage or demanding PD environments, specific enhanced wire types might be recommended. Consult our technical team for your specific voltage and frequency requirements.
  • Q: What standards does this wire comply with?
    A: Our wire is manufactured to meet international standards such as IEC 60317, NEMA MW 1000-C, and JIS C 3202. We can also produce wire compliant with specific national standards (e.g., GB/T) upon request.
  • Q: Can I get custom diameters and builds?
    A: Absolutely. As a manufacturer, Huilong specializes in producing magnet wire to precise customer specifications, including non-standard conductor diameters and specific insulation thicknesses (builds).
  • Q: What certifications does Huilong hold for quality?
    A> Our production processes and quality management are certified to ISO 9001 (Quality Management) and IATF 16949 (Automotive Quality Management System), along with ISO 14001 (Environmental Management) and OHSAS 18001 (Occupational Health & Safety).
  • Q: What are the typical applications for this wire?
    A: This 155°C Polyesterimide Aluminum Magnet Wire is widely used in various motors (fans, pumps, compressors, some automotive), transformers (especially larger ones where weight/cost is a factor), solenoids, inductors, and other electromagnetic coils requiring reliable performance at elevated temperatures.
Product Tags: Polyesterimide Aluminum Magnet Wire , 155°C Thermal Class Wire , Aluminum Enameled Wire

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Gold Verified Supplier
1Yr
Verified Business License
Business Type
Manufacturer
Year Established
1970
Factory Size
10,000-30,000 square meters
Annual Export Value
Above US$100 Million