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Help CenterPolyesterimide Enamelled Aluminium Round Wire for High-Temperature Applications
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As a leading electrical materials manufacturer since 1970, Shandong Huilong Electrical Material Co., Ltd. brings over 50 years of expertise to our polyesterimide enamelled aluminium round wire. Engineered in our 10,000-30,000 sqm ISO9001-certified facility, this wire delivers unmatched thermal stability for critical high-temperature applications. With annual exports exceeding $100 million to global markets including North America, Europe, and Asia, we provide reliable solutions that withstand extreme operating conditions while optimizing performance.
Core Advantages & Technical Specifications:
- Exceptional thermal endurance maintains insulation integrity at continuous 200°C operation
- Aluminium core reduces weight by 50% vs copper alternatives without compromising conductivity
- Polyesterimide resin coating offers superior chemical resistance to oils, solvents, and coolants
- Enhanced dielectric strength prevents premature failure in voltage-intensive environments
Technical Parameters:
| Breakdown Voltage | Min 6000 VAC |
| Elongation at Break | ≥ 20% |
| Thermal Shock Resistance | 10 cycles at 200°C |
| Surface Roughness | < 0.5 μm |
This wire delivers tangible operational benefits including 30% longer service life in motors and transformers, reduced energy losses through optimized conductivity, and compatibility with automated winding equipment. Its customizable diameter range (0.1mm-5.0mm) accommodates precision applications from aerospace sensors to industrial furnace components.
Trusted Global Performance:
Backed by our OHSAS18001 and ISO14000 certified manufacturing processes, this product ships globally from Qingdao, Shanghai, and Ningbo ports. With 51-100 skilled technicians ensuring consistent quality control, we've supplied reliable thermal solutions to 15+ international markets. Experience the Huilong advantage – contact us today for samples or discuss custom specifications to enhance your high-temperature applications.
Frequently Asked Questions:
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Q: What temperature range does this wire support?
A: Rated for continuous operation at 200°C with short-term tolerance up to 220°C. -
Q: Can I request specific diameter tolerances?
A: Yes, we offer ±0.005mm precision machining upon request. -
Q: How does aluminium compare to copper in thermal applications?
A: Aluminium provides 40% weight reduction and better heat dissipation while maintaining adequate conductivity. -
Q: What industries commonly use this wire?
A: Electric vehicle motors, industrial heaters, power transformers, and aerospace systems. -
Q: Are custom packaging options available?
A: Yes, we provide spools, reels, or vacuum-sealed coils with moisture barriers. -
Q: What certifications apply to this product?
A: Manufactured under ISO9001 with compliance to IEC 60317-13 standards; specific certifications available upon request. -
Q: What's the minimum order quantity?
A: MOQ starts at 50kg with volume discounts available. -
Q: How does polyesterimide compare to other insulation types?
A: It offers superior thermal endurance versus polyurethane or polyester coatings, with 3× longer lifespan at 200°C.
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