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Magnet wire

Date post: 24-Jan-2017
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Magnet Wire ---- Zhengzhou LP Industry Co., LTD l
Transcript
Page 1: Magnet wire

Magnet Wire

----Zhengzhou LP Industry Co., LTD

l

Page 2: Magnet wire

Variform magnet wire

Round wire Rectangular wire Square wire

Page 3: Magnet wire

Conductor material

Aluminum Copper Aluminum alloys Copper clad aluminum CCA Copper clad magaluma CCAM

Page 4: Magnet wire

Application Normal Solderable Self-bondable

Page 5: Magnet wire

Standard

W25E, W26E, W33E, W46E W41D, W42D, W43D, W76D, W82D, W92D TP-5, TP-7, TP-9, TP-10, TP-14, TP-101, TP-135, TP-273… PS 17-1 IEC 60317 GB 6109 GB 4074 MW 1000

Page 6: Magnet wire

General

Surface condition – Color, class, insulation, build Wire lubricant – Dry lubricant, not oil

Page 7: Magnet wire

IQC control characteristic

Bare diameter Overall diameter Continuity Spring back Coefficient of friction

Page 8: Magnet wire

Dimension property Dimension property Bare diameter Overall diameter Basecoat Topcoat Enamel Min. increase Eccentricity

Page 9: Magnet wire

Dimension property

Min. increase d (Heavy build, mil)Lgd = o.819-AWG/44.8Bare diameter D (in)D=(O.0050)×(1.1229322)(36-AWG)

Page 10: Magnet wire

Mechanical property Spring back Elongation Tensile strength Peeling twist Flexibility Friction Single scrape Sudden jerk Repeat scrape

Page 11: Magnet wire

Thermal property

Heat shock Thermal cut through TGA Solderability Bondability

Page 12: Magnet wire

Chemical property

Solubility Hi pot test Pin hole test XRF check FTIR R-22 extraction Transformer oil

Page 13: Magnet wire

Dielectric property

Resistance – Copper: Max. ρ= 0.017241 Ω·mm²/m– Aluminum: Max. ρ=0.027898 Ω·mm²/m Continuity Dielectric strength Breakdown at high temperature Creepage test Rain test

Page 14: Magnet wire

Coating problem

Page 15: Magnet wire

Rain test (copper wire)

Page 16: Magnet wire

Rain test (aluminum wire)

Page 17: Magnet wire

THANK YOU


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