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Since 1970, Shandong Huilong Electrical Material Co., Ltd. has specialized in manufacturing premium enameled aluminum wires specifically engineered for electric vehicle motor rewinding applications. With our 10,000-30,000 sqm manufacturing facility and decades of expertise, we deliver wires that significantly reduce motor weight while maintaining exceptional electrical performance for EV applications.
Key technical advantages include:
- Lightweight construction - aluminum weighs 60% less than copper alternatives
- Superior thermal endurance with temperature classes up to 200°C
- Precision-engineered insulation layers prevent corona discharge
- Excellent flexibility for complex motor winding patterns
Technical specifications:
| Parameter | Standard Range | Custom Options |
|---|---|---|
| Diameter Tolerance | ±0.005mm | ±0.001mm |
| Break Elongation | ≥15% | ≥25% |
| Dielectric Strength | ≥6000V | ≥8000V |
Our enameled aluminum wire enhances EV motor efficiency through:
- Reduced eddy current losses in high-frequency applications
- Improved heat dissipation in compact motor designs
- Compatibility with automated winding equipment
Backed by ISO16949 automotive certification and annual exports exceeding $100 million to 6 continents, we guarantee material traceability and consistent quality. With ports in Qingdao, Shanghai, Ningbo, and Tianjin, we ensure timely global delivery. Contact our engineering team today for motor-specific wire solutions.
Frequently Asked Questions:
Q: Why choose aluminum over copper for EV motor rewinding?
A: Aluminum provides significant weight reduction (approximately 60% lighter) while maintaining adequate conductivity, improving overall vehicle efficiency.
Q: What temperature classes are available?
A: We offer Class 155°C, 180°C and 200°C thermal ratings to match different motor operating conditions.
Q: Can you provide wires for high-voltage applications?
A: Yes, we offer special insulation formulations with dielectric strengths up to 8000V for high-voltage EV motors.
Q: What certifications apply to this product?
A: Our manufacturing processes are certified to ISO9001, ISO14000, and automotive-specific ISO16949 standards.
Q: Do you offer custom packaging solutions?
A: Yes, we provide custom spool sizes, carton configurations, and labeling to match your production requirements.
Q: What's your minimum order quantity?
A: MOQ starts at 500kg, with volume discounts available for larger orders.
Q: How do you ensure consistency in wire diameter?
A: Our laser measurement systems provide real-time monitoring with ±0.001mm precision during production.
Q: What's the lead time for custom specifications?
A: Standard specifications ship in 2-3 weeks; custom formulations require 4-5 weeks for production and testing.
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