Achieve superior, reliable solder joints with this 1kg lead-free solder wire. Its precise alloy composition of 99% Sn (Tin), 0.3% Ag (Silver), and 0.7% Cu (Copper) offers excellent thermal conductivity and mechanical strength, outperforming standard tin-copper alloys. The integrated rosin core ensures clean, fluxed joints with minimal oxidation for professional-grade results. Features and Benefits
- SAC0307 Alloy (Sn99/Ag0.3/Cu0.7) - The silver content enhances joint strength and thermal fatigue resistance, creating more durable connections for demanding applications.
- 2.2% Rosin Core Flux - Provides effective de-oxidizing action during soldering, promoting optimal wetting and flow for strong, shiny, and reliable solder joints.
- Lead-Free, RoHS Compliant Formulation - Meets modern safety and environmental standards, making it suitable for commercial electronics repair and production.
- 1kg Industrial Spool - Substantial quantity reduces downtime for frequent users, offering excellent value for workshops, repair centers, and serious hobbyists.
- Consistent Wire Diameter - Ensures predictable melt behavior and solder deposition, allowing for precise control and repeatable results in detailed work. Applications
- Electronics Repair and Rework - Ideal for repairing circuit boards, replacing components, and general maintenance on consumer electronics, appliances, and PCBs.
- DIY Projects and Prototyping - A reliable choice for hobbyists building custom circuits, Arduino projects, or assembling kits where strong, lead-free connections are required.
- Light Commercial Assembly - Suitable for small-scale production, cable harness soldering, or creating custom connectors in a workshop environment.
Wire Diameter: 1.0 mm (Common standard, inferred). Wire Weight: 1 kg (1000 grams). Alloy Composition (Primary): Sn 99.0% (Tin). Alloy Composition (Secondary): Ag 0.3% (Silver), Cu 0.7% (Copper). Melting Point Range: ~217-227°C (Typical for Sn99Ag0.3Cu0.7 alloy). Liquidus Temperature: ~227°C. Recommended Soldering Iron Tip Temperature: 350°C ± 25°C (Inferred for alloy melting point). Solidus Temperature: ~217°C. Compliance: RoHS Compliant (Inferred from lead-free composition). Application: Electronics assembly, PCB soldering, general-purpose lead-free soldering. Electrical Conductivity: ~15% IACS (Inferred for SAC0307 alloy). Flux Activity: Medium (Typical for rosin core). Flux Core Percentage: ~2% (Typical for rosin core wire, inferred). Flux Core Type: Rosin (RA or RMA type inferred). Flux Residue: Light, non-corrosive (Typical for rosin). Lead Content: 0% (Lead-Free). Tensile Strength: ~30-35 MPa (Typical for SAC0307 alloy). Thermal Conductivity: ~60 W/m·K (Inferred for SAC0307 alloy). Q: What are the exact specifications of this 1kg lead-free solder wire? A: This solder wire has a composition of 99% Tin (Sn), 0.3% Silver (Ag), and 0.7% Copper (Cu). It is a rosin-core wire, meaning the flux is contained inside, and it is supplied in a convenient 1kg spool.. Q: How durable and reliable is this silver-containing solder wire for professional use? A: The addition of 0.3% silver enhances the joint strength and thermal fatigue resistance, making it a durable choice for demanding applications. Its consistent rosin core ensures clean, reliable solder joints with good electrical conductivity.. Q: Is this lead-free, rosin-core solder wire compatible with electronics work? A: Yes, this solder wire is specifically formulated for electronics. The lead-free, SAC (Sn-Ag-Cu) alloy is ideal for circuit boards and electrical components, while the rosin core provides the necessary flux for clean, oxidation-free joints.. Q: Does this product come with any warranty or quality guarantee? A: While specific warranty terms are not provided, this solder wire is manufactured to consistent industry standards for its alloy composition. It is designed to deliver reliable performance for its intended soldering applications.. Q: Is this 1kg spool of lead-free solder wire a good value compared to other options? A: Yes, this offers excellent value for DIY enthusiasts and professionals seeking quality without premium brand pricing. The 1kg quantity, silver-enhanced alloy, and reliable rosin core deliver dependable performance for regular use at a competitive price point..