ER 1070 (Al99.7) Aluminium Welding Wire
ER 1070 (Al99.7) Aluminium Welding Wire ER 1070 (Al99.7) Aluminium Welding Wire

Welding Consumables

ER 1070 (Al99.7) Aluminium Welding Wire

High purity aluminium filler metal for MIG and TIG welding of pure and mostly pure aluminium basis alloys
  • Chemical Designation: Al99.7
  • Standard: AWS A5.10, GB/T10858-2023
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Chemical Composition (%)
Si Fe Cu Mn Mg Zn V Ti AL Others
Each Total
≤0.20 ≤0.25 ≤0.04 ≤0.03 ≤0.03 ≤0.04 ≤0.05 ≤0.03 ≧99.70 0.03 -
Mechanical Properties
  • Tensile Strength (MPa): ≥60
  • Elongation (%): ≥35
Features
  • Contains 99.7% aluminium, offering excellent electrical conductivity
  • Performs well as a corrosion resistant welding wire, with good ductility and toughness
  • Delivers consistent color matching after anodizing, making it suitable for visually exposed welds
Available Sizes
  • Welding wire: 0.8/1.0/1.2/1.6/2.0/2.4/3.0/3.2/4.0/5.0/6.0mm
  • Spool: D300 (9kg/spool), D270 (7kg)
Applications

Commonly used in both TIG welding and MIG welding, ER1070 is suitable for welding a variety of pure aluminium components, including:

  • Aluminium sheets (grades 1100, 1050, 1350, 1450, 1060, 1070, 1080)
  • Busbars and aluminium conductors
  • Aluminium channels and brackets
  • Signboards and display frames
  • Aluminium boats, fishing containers, and tanks
  • Cold storage vehicles
  • Decorative pieces and general aluminium fabrication
  • Nuclear industry components
Applications
Packaging
Packaging
  • MIG wire diameter: 1.0mm, 1.2mm, 1.6mm, 2.0mm, 2.4mm
  • Package: D300 (9kg/spool), D270 (7kg/spool)
Packaging
  • TIG wire diameter: 2.0mm, 2.4mm, 3.0mm, 3.2mm, 4.0mm, 5.0mm, 6.0mm
  • Package: 1000mm length (10kg/box)
Packaging
  • MIG wire diameter: 1.2mm, 1.6mm
  • Package: drum D660 (100kg/drum, 80kg/drum)
Packaging
  • TIG wire diameter: 1.6mm, 2.0mm, 2.4mm, 3.0mm, 3.2mm, 4.0mm, 5.0mm, 6.0mm
  • Coil inner diameter: D450mm, D300mm
  • Package: 10-17kg/coil
Recommended Welding Method

AC TIG welding with pure argon shielding gas is recommended. Suitable for both MIG and TIG processes. Before welding, make sure the part to be welded is clean and free of oil, dust, or oxidation. Avoid moisture on the workpiece, welding wire, or in the surrounding air to maintain weld quality.

Recommended Welding Method
Why Choose Us
Why Choose Us
  • In-Depth Experience
    1. We’ve specialized in aluminium and titanium welding wire for over 35 years.
    2. Our manufacturing facility includes 6 processing workshops, over 60 production machines, and more than 50 production lines.
    3. We’ve supplied products and services to over 5,000 clients in 15 countries.
  • Premium Quality
    1. We are certified by ISO9001:2015 and GJB9001C-2017.
    2. The welding wires we offer are approved by CE, DB (German Railway), CCS (China Classification Society), VdTÜV (Germany), and SGS.
    3. A CNAS-accredited lab provides technical support and welding process evaluation.
  • On Time Delivery
    1. Customized packaging option are available with delivery lead times between 3 to 15 days
    2. We keep 280 tons of finished inventory and have an annual production capacity of 3,000 tons.
    3. Our technical team offers free welding consultations, tailored solutions, and 24-hour after-sales service.
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