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Indium 5.7LT – Indium Pastein-801997 Solder Paste, No Clean, Lead Free, T6-MC, 83%, Durafuse, 10g Syringe

  • Alternate Product Number: Indium5.7LT
  • Mfr Part #: Pastein-801997
  • Brand: Indium
  • Alloy: Durafuse
  • Lead Type: Lead Free
  • Composition: Eutectic 58Bi/42Sn, 57Bi/42Sn/1Ag, or 57.6Bi/42Sn/0.4Ag
  • Type: Solder Paste
  • Package: 10g Syringe
  • Shelf Life: 182 days

1. Product Overview

Indium Pastein-801997 is a low-temperature, no-clean, lead-free solder paste formulated for use with eutectic SnBi and SnBiAg alloys. It provides exceptional wetting performance in air reflow and leaves a clear residue after soldering. The halogen-free formulation ensures environmental compliance while delivering excellent soldering results with minimal defects.


2. Applications

  • Low-temperature Pb-free soldering applications
  • PCB assembly using 58Bi/42Sn, 57Bi/42Sn/1Ag, and 57.6Bi/42Sn/0.4Ag alloys
  • Air reflow processes requiring exceptional wetting
  • Sensitive electronic components needing low reflow temperatures

3. Typical Properties

Property Specification
Brand Indium
Alloy Durafuse (Bi/Sn-based)
Lead-Free Yes
Flux Type No-Clean
Halogen Content Halogen-Free
Powder Mesh Size T6
Metal Content 83%
Physical State Paste
Package Type 10g Syringe
Reflow Atmosphere Air
Shelf Life 182 days
Series 5.7LT Series

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