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solder replacement adhesives

Indium Corp. Indalloy® 121 Sn-Ag Solder Alloy
Categories: Metal; Nonferrous Metal; Solder/Braze Alloy; Tin Alloy

Material Notes: Binary solder has history of use, marginal wetting. Standard tin-silver eutectic solder with wide application when lead-based solders do not meet temperature, strength or safety requirements. Not recommended against gold-plated surfaces. Excellent for step soldering with #42, #106, #165 and #171.

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Physical PropertiesMetricEnglishComments
Density 7.36 g/cc0.266 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Brinell 4040
Tensile Strength, Ultimate 38.7 MPa5610 psi
Elongation at Break 73 %73 %
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.0000110 ohm-cm0.0000110 ohm-cm
 
Thermal PropertiesMetricEnglishComments
CTE, linear 30.0 µm/m-°C
@Temperature 20.0 °C
16.7 µin/in-°F
@Temperature 68.0 °F
Thermal Conductivity 33.0 W/m-K
@Temperature 85.0 °C
229 BTU-in/hr-ft²-°F
@Temperature 185 °F
Melting Point 221 °C430 °FEutectic
Solidus 221 °C430 °F
Liquidus 221 °C430 °F
 
Component Elements PropertiesMetricEnglishComments
Silver, Ag 3.5 %3.5 %
Tin, Sn 96.5 %96.5 %

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NNIN30 / 18486

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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