Type of Self-bond Magnet Wires

 

Code

 

Main Ingredient of Bonding Layer

Media of Fusion

Heating temp °C

Combination with insulation layer

Feature and Main Application

Std Max Service temp °C

Solvent

Hot Air

Electric

LUW

UEW

SFBW

SFFW

PEW

SFFLW

SFEIW

EIW

AIW

MZW

Polyvinyl butyral

O

O

O

150-170

O

O

O

O

O

O

 

 

 

l          Bonded by solvent or elec. Current

l          Watch coil, general coils.

90

LOCK

Alcohol soluble polyamide

O

 

 

180-200

O

O

O

O

O

O

O

O

O

l          Bonded by solvent

l          Higher heat resistance than MZW

l          Voice coils, motor, general coils.

140

LOCK  Y3

Polyamide

 

O

O

150-170

 

O

O

O

O

O

O

 

 

l          Uniform surface smoothness facilitates array winding.

l          Higher heat resistance than Y1.

l          Hollow coils for motors, small motor, printer head coil.

120

LOCK  Y5

Polyamide

 

O

O

160-180

 

 

O

O

O

O

O

O

O

l          Uniform surface smoothness facilitates array winding.

l          Higher heat resistance than Y3.

l          Hollow coils for motors, small motor, printer head coil.

140

LOCK N4

Polyamide

 

O

O

140-160

 

 

 

 

 

O

O

O

 

l          Color deflection yokes.

l          Easy separation from metal molds and jigs possible to continuously wind coils.

100

LOCK N9

Polyamide

 

O

O

190-210

 

 

O

O

O

O

O

O

O

l          Bonding layer has higher heat resistance.

l          Excellent surface smoothness, suitable for high speed process. Color deflection yokes.

l          Hollow coil for motor, small motor, printer head coils.

140

SVW

Thermosetting

SV varnish

O

 

 

180-220

 

 

 

 

O

 

 

O

O

l          Thermosetting type. Exhibits excellent bonding strength at high ambient temperatures.

l          High output voice coils, fan motor, electric tools.

180

 

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