Name: 0.04mm Copper Magnet Wire For Motor Hearing Aid Voice Coils
Brand: Tianjin Ruiyuan Electric Material Co,.Ltd
SKU: 0.04mm
Price: 24.06 USD
Availability: InStock

Detail Information

Product Name:	0.04mm Copper Magnet Wire For Motor Hearing Aid Voice Coils	Thermal Rating:	155
Insulation Material:	Polyurethane	Diameter:	0.04mm
Conductor Material:	Copper
Highlight:	0.04mm copper magnet wire , enamelled copper wire for motors , magnet wire for hearing aid coils

Product Description

0.04mm Copper Magnet Wire For Motor Hearing Aid Voice Coils

Ultra-fine 0.04mm copper magnet wire specifically engineered for precision applications including motor hearing aid voice coils and miniature electronic components.

Diameter Specifications and Applications

0.02mm - 0.04mm (20μm - 40μm): Ultra-fine range for premium hearing aid voice coils, miniature medical implant probes, and ultra-high-density research coils. Requires specialized winding equipment.
0.05mm - 0.07mm (50μm - 70μm): Standard ultra-fine wire for high-end TWS earphone voice coils, miniature inductors, and RF transformers. Essential for consumer electronics miniaturization.
0.08mm - 0.09mm (80μm - 90μm): Fine wire for small speaker voice coils, power inductors, and relays. Optimizes performance and winding efficiency.

Quality Test Results

Test Item	Requirements	1st Sample	2nd Sample	3rd Sample
Appearance	Smooth & Clean	OK	OK	OK
Conductor Diameter	0.040mm ± 0.001mm	0.0400	0.0400	0.0400
Thickness of Insulation	≥ 0.006 mm	0.0090	0.0100	0.0090
Overall Diameter	≤ 0.052 mm	0.0490	0.0500	0.0490
DC Resistance	≤ 14.433 Ω/m	13.799	13.793	13.785
Elongation	≥ 11%	18	20	19
Breakdown Voltage	≥ 325 V	989	1302	1176
Pin Hole	≤ 5 faults/5m	0	0	0
Adherence	No cracks visible	OK	OK	OK
Cut-through	230℃ 2min No breakdown	OK	OK	OK
Heat Shock	200±5℃/30min No cracks	OK	OK	OK
Solderability	390±5℃ 2 Sec No slags	OK	OK	OK

Tag:

Place of Origin:	China
Brand Name:	Ruiyuan
Certification:	UL/ISO9001/ISO14001/RoHS/Reach
Model Number:	0.04mm

Minimum Order Quantity:	5kg
Price:	Negotiation
Packaging Details:	Carton
Delivery Time:	2-15 days
Payment Terms:	Negotiation
Supply Ability:	10Ton/week

0.04mm Copper Magnet Wire For Motor Hearing Aid Voice Coils

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