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As an established manufacturer since 1970, Shandong Huilong Electrical Material Co., Ltd. specializes in premium enamelled copper wire engineered specifically for electric motor rewinding and repair applications. With over 50 years of expertise in electrical materials, our products deliver exceptional dielectric strength and thermal stability to extend motor service life. Operating from our 20,000+ sqm facility in Dezhou, we combine advanced manufacturing with rigorous quality control to ensure consistent performance in demanding industrial environments.
Core Technical Advantages:
- Superior Insulation Integrity: Multi-layer enamel coating provides pinhole-free protection against short circuits
- Thermal Endurance: Withstands temperatures up to 220°C depending on thermal class selection
- Flexible Application: Excellent bendability for intricate motor winding patterns without cracking
- Corrosion Resistance: Protective coating prevents oxidation in humid or chemical environments
Performance Specifications:
| Parameter | Standard Range | Custom Options |
|---|---|---|
| Conductor Resistance | IEC 60317 compliant | Low-ohm variants |
| Dielectric Breakdown | Min. 8kV/mm | Enhanced grades |
| Elongation at Break | 15-30% | High-flex formulations |
For repair technicians and motor manufacturers, our enamel wire reduces rewinding time by up to 25% due to its exceptional lay-flat characteristics. The uniform insulation thickness ensures consistent slot fill in stator assemblies, while the solderable coating enables faster termination processes. With customizable packaging from 1kg trial spools to 500kg production coils, we support operations of all scales.
Backed by our $100M+ annual export volume and certifications including ISO 9001 and TS16949, we guarantee material traceability and batch consistency. Serving 15+ global markets from Qingdao and Shanghai ports, we maintain ready stock for fast dispatch. Choose our enamel wire for reduced motor downtime, extended service intervals, and compliance with international electrical standards. Contact our engineering team today for technical specifications tailored to your application.
Frequently Asked Questions:
Q: What temperature classes do you offer?
A: We provide multiple thermal classes ranging from 130°C to 220°C continuous operation ratings.
Q: Can I get samples before bulk orders?
A: Yes, we offer sample spools in various diameters for performance testing.
Q: How does your wire prevent winding shorts?
A: Our triple-coat enamel process ensures complete coverage with >98% pinhole-free consistency.
Q: What packaging options exist?
A: Available in cardboard spools, wooden reels, or custom palletized coils per request.
Q: Do you provide technical winding guides?
A: Comprehensive application notes covering tension settings and baking parameters are supplied.
Q: What's your lead time for custom diameters?
A: Standard diameters ship in 7 days; non-standard requests require 15-20 days.
Q: Is your wire compatible with automatic winding machines?
A: Yes, our consistent ovality and surface lubricity ensure smooth feeding in automation.
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