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      Solder Preforms
      SOLDER PREFORMS
      Indium-based Solder Preforms

      Indium is a malleable metal with a low melting point (157℃). With Sn, Pb, Ag etc., it can form a series low melting point eutectic solders .

      PRODUCT SELECTION
      DETAILED INTRODUCTION
      PRODUCT LIST

      Features & Benefits

      ·? Low melting point

      ·? Low vapour pressure

      ·? Favorable ductility and malleability

      ·? Good thermal fatigue properties

      ·? Repeatable welding and reflow soldering at low temperature is available.

      ·? Nice resistance in drop tests?

      ·? Superior thermal conductivity


      Product Application

      Indium has a high thermal conductivity (86W / mK at 85°C). Therefore, it is widely used in thermal management, and the heat generated by electronic components can be effectively eliminated through it.

      ?

      ·? Vacuum electronic devices packaging

      ·? Glass packaging

      ·? Ceramic packaging

      ·? Low-temperature superconductive device packaging

      PRODUCT LIST
      Solid Line
      °C
      Liquidus
      Eutectic Alloy
      Density
      g/cm3
      Resistivity
      μΩ.m
      Thermal Conductivity
      W/m.K
      Thermal Expansion Coefficient
      10-6/℃
      Tensile Strength
      Mpa
      / / 60 7.88 0.522 / 22 33.44
      / / 73 7.99 / / / /
      / / 100 / / / / /
      120 122 / 7.3 0.147 34 20 12
      118 125 / 7.3 0.147 34 20 11.86
      149 154 / 7.85 / / / /
      / / 143 7.38 0.075 73 22 5.5
      / / 157 7.31 0.072 86 29 1.88
      174 185 / 8.52 0.246 29 27 28.61
      175 187 / 7.25 0.176 54 28 46.88
      184 210 / 8.86 0.287 22 27 32.2
      197 231 / 9.3 0.331 19 26 34.48
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