Solder Paste Rosin Flux 30g/100g Lead-free Welding Flux Iron Repair Welding Paste Soldering Tin Soldering Oil Soldering Flux

🔧 Low-Temperature Solder Paste - Lead-Free Rosin Flux for Precision Soldering(Wash-free, acid-free formula for smooth, reliable connections!)🔥 Key Features✔ EASY-TO-USE – Smooth yellow paste for effortless tinning✔ LOW MELTING POINT – 190°C (safe for delicate electronics)✔ NO CLEANUP – Halogen/acid-free formula leaves no residue✔ STRONG BONDING – Rosin-activated flux ensures perfect wetting✔ VERSATILE – Works with soldering irons, rework stations📊 Technical SpecsType: RMA (Rosin Mildly Activated)Viscosity: 2 Pa·s (medium thickness)Particle Size: Type 3 (25-45μm)Composition: Sn63/Pb37 or lead-free alloy Packaging: 30g/100g plastic jars🛠️ Ideal For:» PCB Repair – SMD rework, through-hole components» Jewelry Making – Low-temp metal joining» DIY Electronics – Arduino, Raspberry Pi projects» Appliance Fixes – Wire splicing, connector repairs⚠️ Usage GuideClean Surfaces – Remove oxidation with alcoholApply Paste – Small dab on joint (less = better)Heat & Flow – Touch with iron until shiny meniscus formsCool Naturally – Avoid movement during solidification❓ FAQsQ: Is this conductive?A: No – flux cleans surfaces; solder provides conductivity.Q: Shelf life?A: 12+ months if sealed tightly (store below 25°C).Q: Need ventilation?A: Minimal fumes, but ventilate for prolonged use.📦 CHOOSE YOUR SIZE:30g (for occasional use) / 100g (professional volume)