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SAC 305 Alloy (Sn96.5/Ag3/Cu0.5) Lead-Free for Soldering
Sn96.5/Ag3/Cu0.5 - Professional Choice for Electronic Soldering
SAC 305 alloy represents the standard of excellence for lead-free electronic soldering. Ideal for automotive, precision electronics and high-reliability applications.
Why Choose SAC 305 Alloy?
Four advantages that make the difference
Superior Reliability
Stable and durable solder joints, ideal for critical and automotive applications
Optimal Melting Point
217-220°C: perfect temperature for industrial processes and manual soldering
RoHS Compliance
Completely lead-free and compliant with all European and international regulations
Versatility of Use
Available in flux-cored wires, SMD pastes, bars and sticks for every application
SAC 305 Alloy Technical Specifications
Complete characteristics of Sn96.5/Ag3/Cu0.5 alloy
| Property | Value | Unit | Notes |
|---|---|---|---|
| Composition | Sn96.5/Ag3/Cu0.5 | % | Optimal balance for electronics |
| Melting Point | 217-220 | °C | Ideal soldering range |
| Density | 7.4 | g/cm³ | At room temperature |
| Compliance | RoHS/REACH | - | Certified lead-free |
SAC 305 Alloy Applications
Sectors where SAC 305 is the preferred choice
Automotive Electronics
ECUs, sensors, safety systems, infotainment
Consumer Electronics
Smartphones, tablets, TVs, appliances
Medical Devices
Diagnostic equipment, monitoring devices
Telecommunications
5G, networking, critical infrastructure
SAC 305 vs Other Lead-Free Alloys
Comparison with main alternatives
| Alloy | Composition | Melting Point | Application Notes |
|---|---|---|---|
| SAC 305 | Sn96.5/Ag3/Cu0.5 | 217-220°C | Electronics standard, excellent balance |
| SAC 405 | Sn95.5/Ag4/Cu0.5 | 217-220°C | Higher reliability, premium automotive |
| Sn-Cu | Sn99.3/Cu0.7 | 227°C | Economical, standard applications |
| SN100C | Sn/Ni/Ge/Cu | 227°C | Silver-free, high volume |
💡 Nota: SAC 305 offers the best compromise between performance, reliability and cost for most electronic applications.
Frequently Asked Questions about SAC 305 Alloy
Expert answers to the most common questions
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