Uew 0.4mm Enamelled Copper Wire Polyurethane Solderable

Price Negotiable

Price: Negotiation

MOQ: 10kg

Delivery Time: 2-15 days

Brand: Ruiyuan

Product Description

UEW 0.4mm Polyurethane Solderable Enameled Copper Wire

0.4mm enameled copper wire is a commonly used enameled wire and plays a vital role in the production of high-frequency transformers and motor windings. The product has a single wire diameter of 0.4mm and is widely praised for its excellent performance and versatility in a variety of electrical applications. The wire is coated with a solderable polyurethane enameled coating and is available in two different heat resistance ratings: 155°C and 180°C for different operating environments.

Product	UEW 0.4mm Polyurethane Solderable Enameled Copper Wire
Key word	UEW 0.4mm Polyurethane Solderable Enameled Copper Wire

Test Item	Unit		Standard Value			Reality Value
Test Item	Unit		1^st Sample	2^nd Sample	3^rd Sample
Appearance	Smooth & Clean		OK	OK	OK	OK
Conductor Diameter	0.400±	0.004	0.400	0.400	0.400	OK
Thickness of Insulation	≥ 0.025 mm		0.032	0.033	0.032	OK
Overall Diameter	≤ 0.437 mm		0.432	0.433	0.432	OK
DC Resistance	≤ 0.1400 Ω/m		0.1345	0.1354	0.1343	OK
Elongation	≥ 27 %		31	32	30	OK
Breakdown Voltage	≥ 2900 V		4563	4132	3986	OK
Pin Hole	≤ 5 Faults/5m		0	0	0	OK
Continuity	≤ 25 Faults/30m		0	0	0	OK
Test Items	Technical Requests				Results
Adhesive	Coating layer is good				OK
Cut-through	200℃ 2mins no breakdown				OK
Heat Shock	175±5℃/30min no crack				OK
Solder Ability	390± 5℃ 2Sec Smooth				OK