Aluminum Welding Rod, Brazing Low Temperature, Solder Soldering. Features: 1. Widely Use-- Suitable for Welding or Surfacing Welding Alloy with High Strength, Good Forge Ability & Good Corrosion Resistance. 2. Good Quality Material-- Made of Aluminum Material, Nontoxic, Odorless and Durable Material. 3. No Solder Powder Needed-- There is No Need to Use Other Flux Powder with Aluminum Alloy As the Welding Core and Coating As the Salt Base. 4. Application-- Include Welding Filler Wire and Spray and Flame Metalizing Wire. It Also  Used for Argon Arc Welding and Filling Material for Pure Aluminum, Connection with Aluminium Bus and Guide Rod of Electrolytic Aluminium Plant and Electric Power, Chemistry, Food and So On. 5. Perfect Welding Effect-- Designed with Full & Smooth Welding Effect Because the Item Comes with Internal Powder, Great Weld Ability and Corrosion Resistance, High Thermal Conductivity, High Electric Conductivity and Excellent Processing Performance. Specifications: Length: 50cm Operating Temperature: 500C Quantity: 20/10/30/50pcs Material: Aluminum Operating Temperature: 420° Diameter: 2mm / 0.08", 1.6mm/ 0.06" Length: 500mm/19.7" Package List: 20 * Aluminum Welding Wire 10 * Aluminum Welding Wire 30 * Aluminum Welding Wire 50 * Aluminum Welding Wire . We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.