Premium Lead-Free Silver Solder Paste

⚡ Fast Shipping • 3% Silver Enhanced Formula • Perfect for SMT & Micro-Soldering

🧪 High-Conductivity Syringe Needle Tube Flux

Achieve flawless, professional-grade joints with our premium 3% silver-containing lead-free solder paste. Specially engineered for precision micro-electronics, mobile phone logic boards, SMD components, and circuit board repairs, this low-residue paste offers exceptional thermal and electrical conductivity. Packed in a convenient syringe-style needle tube applicator, it allows for pinpoint placement directly onto microscopic pads without wastage or bridging.

  • ✔ 3% Silver-Containing Alloy: Formulated with a high-purity Sn96.5 / Ag3.0 / Cu0.5 composition that improves joint electrical conductivity by 30% and significantly increases solder joint ductility and durability.
  • ✔ Environmentally Safe & Lead-Free: RoHS and environmentally compliant lead-free formula eliminates dangerous fumes and toxic heavy metal hazards while meeting strict industrial standard safety compliance frameworks.
  • ✔ Precision Needle Tube Applicator: Syringe dispenser configuration coupled with fine dispensing tips gives you precise control for tight spacing on mobile phones, circuit boards, and communications hardware.
  • ✔ Strong, High-Reliability Bonds: Delivers clean, bright, and uniform joints that resist thermal fatigue and physical shock, preventing cold solder joints or component shifting during reflow.

Product Specifications

Product Type: Lead-Free Silver Solder Paste Flux (Syringe/Needle Type)
Alloy Composition: Sn96.5 / Ag3.0 / Cu0.5 (Containing 3% Genuine Silver)
Melting & Reflow: Melting Point: 217°C / Recommended Welding Temp: 255°C
Conductivity Rating: Ultra-High Conductivity (Improved 30% Over Standard Non-Silver Paste)
Target Applications: Smartphones, Audio Gear, PCB Motherboards, SMT/SMD Components, DIY Electronics

📦 Shipping & Delivery Information

To keep your soldering paste in optimal working condition during transit, all orders are carefully climate-sealed and sent with end-to-end tracking updates. Your expected delivery window is firmly within 7-10 business days.