Collection: Product: RMA-PRO-LF-305

HYDRA™-Series - Ultra-Low Voiding Water-Soluble Solder Paste

STIRRI Hydra™ - ResinCrystal™-based water-soluble solder paste easily removable using warm DI-Water. Made using low-oxide uniformly shaped solder powder in various activities (REL0-REH1). Contains QC-Aid™ optical tracer glowing in UV for instant visual PCB contamination inspection.

Hydra™ Water-soluble Series
  • LT - Low-temperature Solder Paste up to 95-175ºC

    Handcraft™ Series - low-melting Tin/Bismuth (Sn/Bi) solder paste series based on STIRRI-LtºHF-TF low-temperature halogen-free solder flux with QC-Aid™

  • MT - Mid-Temp/Mid-range/Military-Tech Solder Paste 183-188ºC

    Spacecraft™ Series - mid-range Tin/Lead (Sn/Pb) solder paste series based on STIRRI-MT and MT-HF mid-temperature halogen-free solder flux with QC-Aid™

  • LF - Lead-Free Silver-containing or Silver-free Solder Paste 219-227ºC

    Medicraft™, LEDcraft™ - lead-free, silver-containing and silver-free solder paste based on LF and LF-HF halogen-free, VS-UHF and EnigMA solder fluxes with QC-Aid™

  • HT - High Temperature Solder Paste Leaded and Lead-free 240-290ºC

    Rework™ Series for semiconductors and in multi-step assembly but also soldering prolonged reflow profiles peaking at 350ºC or using a Hot-Air station at higher temperatures

HANDCRAFT LtºHF - Low-Temperature (LT) Halogen-free (HF) No-clean Lead-free Solder Paste

STIRRI LT and LT-HF low-temperature no-clean solder paste used for soldering temperature-sensitive components. Prevents from warping, discoloration and deformation of the tº-sensitive surrounding areas, protect precision sensors from excessive heating. Contains QC-Aid for instant visual PCB contamination inspection. Made with Sn42Bi58, Sn42Bi57.6Ag0.4, Sn42Bi57Ag1, Sn43Pb43Bi14 low-temp low-oxide uniformly shaped solder powder. World's first low-temperature solder paste with optical tracer.

STIRRI LT-Series

LT-HF-424 Low-temp Solder Paste

LT-HF 424 lead-free halogen-free no-clean Sn42Bi57.6Ag0.4 solder paste with QC-Aid™ low-melting at 138ºC

Mid-Temperature (MT) No-clean Solder Paste

STIRRI MT and MT-HF mid-temperature no-clean solder paste primarily used for leaded applications in Space Exploration, Defense, Repair and Hot Air Rework. Contains QC-Aid for instant visual PCB contamination inspection. Made with Sn60Pb40, Sn62Pb36Ag2, Sn62.8Pb36.8Ag0.4, Sn63Pb37 low-temp low-oxide uniformly shaped solder powder

RMA 063 Mid-temp Rosin Mildly Activated Solder Paste

RMA 063 leaded no-clean Sn63Pb37 mid-range classic rosin mildly activated eutectic solder paste with QC-Aid™ melting at 183ºC

STIRRI-LF / HF- Ultra-low Voiding No-clean Lead-free Solder Paste

STIRRI LF and LF-HF lead-free and lead-free-halogen-free no-clean solder paste primarily used for Medical Electronics and LED/Solar industries. Contains QC-Aid for instant visual PCB contamination inspection. Made with Sn96.5Ag3.5, Sn96.5Ag3.0Cu0.5, Sn99Ag0.3Cu0.7, Sn99.3Cu0.7 lead-free low-oxide uniformly shaped solder powder

SAC305 Rosin-based Lead-free No-clean/RMA Solder Paste 3% Silver

ROL0/ROM1 lead-free Sn96.5Ag3.0Cu0.5 Solder Paste with QC-Aid™ melting at 219ºC

High-Temperature (HT) No-clean Solder Paste

STIRRI HT high-temperature no-clean solder paste primarily used in multi-step semiconductor assemblies and Hot Air Rework. Contains QC-Aid for instant visual PCB contamination inspection. Made with Sn10Pb88Ag2, Sn95Sb5, Sn95Ag5, Sn5Pb93.5Ag1.5 high-temp low-oxide uniformly shaped solder powder, other powder compositions are available on request