Tianjin Ruiyuan Electric Material Co,.Ltd
| Shape | Square |
| Thermal Rating | 180/200/220 |
| Thickness | 0.8mm |
| Delivery Time | 15 Days |
| Diameter | 0.8*0.8mm |
| Delivery time | 7-10 days |
| Width | 0.8mm |
| Packaging Details | Carton |
| Insulation Material | AIW/SB |
| Type | Insulated |
| Application | Relays/Transformers/Motors/Windings, Relays/Transformers/Motors/Windings |
| Working Temperature | 220℃ |
| Conductor | Copper |
| Conductor Type | Solid type |
| Insulation | UEW/AIW/EIW/EI/AIW |
| Single Wire Size | 0.8x0.8mm |
| Product Name | Square enameled copper wire |
| Rated Voltage | breakdown voltage min. 0.7KV |
| Payment Terms | T/T |
| Conductor Material | Copper |
| Package | Carton |
| Model Number | AIW/SB |
| Certification | IEC/NEMA/JIS/RoHS/ISO |
| Place of Origin | Tianjin, China |
| Brand Name | Rvyuan |
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Product Specification
| Shape | Square | Thermal Rating | 180/200/220 |
| Thickness | 0.8mm | Delivery Time | 15 Days |
| Diameter | 0.8*0.8mm | Delivery time | 7-10 days |
| Width | 0.8mm | Packaging Details | Carton |
| Insulation Material | AIW/SB | Type | Insulated |
| Application | Relays/Transformers/Motors/Windings, Relays/Transformers/Motors/Windings | Working Temperature | 220℃ |
| Conductor | Copper | Conductor Type | Solid type |
| Insulation | UEW/AIW/EIW/EI/AIW | Single Wire Size | 0.8x0.8mm |
| Product Name | Square enameled copper wire | Rated Voltage | breakdown voltage min. 0.7KV |
| Payment Terms | T/T | Conductor Material | Copper |
| Package | Carton | Model Number | AIW/SB |
| Certification | IEC/NEMA/JIS/RoHS/ISO | Place of Origin | Tianjin, China |
| Brand Name | Rvyuan | ||
| High Light | Self-bonding enamelled square copper wire ，AIW 0.8x0.8mm square copper wire ，Self-bonding enamelled wire for litz | ||
| Parameter | Standard | Test Result |
|---|---|---|
| Conductor Thickness | 0.77 mm – 0.83 mm | 0.799 mm |
| Conductor Width | 0.77 mm – 0.83 mm | 0.795 mm |
| Overall Dimension (O.D.) | max. 0.874 mm × 0.874 mm | 0.840 mm × 0.849 mm |
| Breakdown Voltage | min. 0.7 kV | 2.88 kV |
| Pinhole | 3 holes/m | 0 |
| Conductor Resistance | max. 37.02 Ω/km at 20℃ | 34.12 Ω/km |
| Elongation | min. 25% | 37% |
| Appearance | No scratch, no dirt | No scratch, no dirt |
| Flexibility & Thermal Shock | No crack | Good |
Up to 97% fill-in ratio, maximizing copper cross-section within a compact winding slot.
High bending resistance with no cracking, ensuring reliable performance during winding and forming.
The insulation thickness at the corners is similar to that of the flat surface, making it easier to maintain insulation integrity.
All products are UL and RoHS certified and comply with industry standards including IEC 60317, JIS C 3202, NEMA and NW82.
Tianjin Ruiyuan Electrical Material Co., Ltd. was established in 2002 and is located in Tianjin, the second largest port city in China. For over 17 years we have focused on high-quality wires: enameled round copper wire, rectangular enameled copper triple insulated wire, silk-covered Litz wire, bonding wire and special enameled wire. All products are UL and RoHS certified and conform to industry standards IEC 60317, JIS C 3202, NEMA and NW82.
Since 2002, Rvyuan has partnered with many well-known brands and companies worldwide, including TDK Lambda, Samsung and Hitachi Energy, covering a wide range of wire products such as Litz wire, rectangular enameled copper wire, TIW wire, FIW wire and special alloy wire. We also help small to large enterprises accomplish their business goals. For small and medium-sized businesses, we provide dedicated custom service from project start to finish and a reasonable minimum order quantity for custom designs. Always customer-oriented and committed to top-notch quality at competitive cost, we aim to supply our best products to facilitate your business.
1. Can I get a sample for testing before placing a bulk order?
Of course. Samples can be offered free of charge, but express costs should be undertaken by the buyer.
2. What is your lead time?
Small sample orders take 3–5 working days; large orders should be completed within 15 working days after order confirmation.
3. What is your guarantee?
Within 2 years, if any quality problem occurs, defective products will be replaced at once.
4. Can I order with my logo printing, size and shape?
Sure, but the MOQ should be negotiated.
5. What express services do you offer?
FedEx, DHL, TNT and UPS with great discounts of up to 80%.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Trading Company
Year Established:
2002
Total Annual:
2Mllion-3Million
Employee Number:
>100以上
Ecer Certification：
Verified Supplier
Tianjin Ruiyuan Electric Material Co,.Ltd (Ruiyuan) was established in 2002, in the past 24years, we have been committed to "Precision Engineering for Complex Wire Solutions." This dedication has driven us to expand our product range from fine enameled copper wires to include litz wire, ... Tianjin Ruiyuan Electric Material Co,.Ltd (Ruiyuan) was established in 2002, in the past 24years, we have been committed to "Precision Engineering for Complex Wire Solutions." This dedication has driven us to expand our product range from fine enameled copper wires to include litz wire, ...
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