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solder replacement adhesives

Lord Adhesives Metech 3270 Silver Conductor
Categories: Metal; Nonferrous Metal; Precious Metal; Silver Alloy; Solder/Braze Alloy

Material Notes: This composition is a silver bearing paste designed for screen print application of a fired conductive electrode. It forms a highly adherent bond to many compositions including alumina. The paste has good rheological properties and long screen life. The film has good initial and aged adhesion and is readily solderable.

All information provided by Lord.

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Physical PropertiesMetricEnglishComments
Brookfield Viscosity 90000 - 110000 cP
@Temperature 25.0 °C
90000 - 110000 cP
@Temperature 77.0 °F
RVT, Spindle #7 @ 20rpm
 
Electrical PropertiesMetricEnglishComments
Surface Resistivity per Square <= 0.0025 ohm<= 0.0025 ohm
 
Processing PropertiesMetricEnglishComments
Shelf Life 6.00 Month
@Temperature 25.0 °C
6.00 Month
@Temperature 77.0 °F
 
Component Elements PropertiesMetricEnglishComments
Silver, Ag 70 %70 %
 
Descriptive Properties
Adhesion>4.4 lbs.Pad size 0.10"x0.10", solder 62Sn/36Pb/2Ag at 200ºC, 20 gauge pre-tinned copper wire at 90º to substrate plane.
Solder Wetting (seconds)2-362Sn/36Pb/2Ag at 230ºC

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PLORD148 / 86156

Solder Replacement
RoHS Compliant Adhesives for Solder Replacement
Master Bond offers RoHS compliant, electrically conductive systems to replace lead soldering. These epoxy and silicone adhesives offer low volume resistivity, low outgassing and high temperature resistance.

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