SnSb12-1210 Lead-free High-temperature Solder Wire

The SnSb12-1210 Lead-free High-temperature solder wire is composed primarily of pure tin with added high-purity antimony, and it has been refined using advanced professional equipment for lead-free soldering. The product also features an optimized alloy ratio and a high-quality flux made from improved resin, organic activator, and various additives. Overall, this environmentally friendly lead-free solder wire delivers outstanding welding performance in high-temperature manufacturing thanks to its exceptional technology and special processing methods.

Features and benefits

  • The packaged solder wire is flat, smooth, uniform.
  • Distribution of flux is uniform and continues. No broken core.
  • Excellent electric conductivity and thermal conductivity, fast speed of tin penetration,
  • No pungent smell, less smoke and small splash when soldering.
  • Low residue after soldering, uniform spreading, quick drying.
  • High surface insulation resistance, stable and reliable electrical properties.
  • Comply with RoHS requirement



Items Technical Parameters Standards
Part Number SnSb12-1210 /
Metal Alloy Sn88/Sb12 /
Appearance Silvery white, smooth and clean surface, no crack. Visual Inspection
Diameter (mm) 0.5; 0.6; 0.8; 1.0; 1.2; 1.5; 1.8; 2.0; /
Shelf Life 2 years From the date of production
storage Place at room temperature, dry and

non-corrosive environment

From the date of production
Packaging 500g / Roll, 5kg/Box /


Items Technical


Content of Flux

(wt %)


2.5 ±0.5/3.0±0.5



Melting Point


260 /
Copper Mirror Test Non-penetrating corrosion IPC-TM-650 2.3.32
RoHS Pass RoHS Directive
Continuity of Flux Distribution, Broken Hole Continuity, No Broken Hole /
Copper Corrosion Test No significant Corrosion IPC-TM-650 2.6.15
Content of Halogen L1 IPC-TM-650 2.3.33
Expansion Rate  (%) ≥70 JIS-Z-3197
Residue Dryness PASS IPC-TM-650 2.4.47

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