ER 1070 (Al99.7) Aluminium Welding Wire Manufacturer

ER 1070 (Al99.7) Aluminium Welding Wire

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Welding Consumables

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

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

Packaging

Spooled welding wire
Straight welding wire
Drum packaged welding wire
Coiled welding wire

MIG wire diameter: 1.0mm, 1.2mm, 1.6mm, 2.0mm, 2.4mm
Package: D300 (9kg/spool), D270 (7kg/spool)

TIG wire diameter: 2.0mm, 2.4mm, 3.0mm, 3.2mm, 4.0mm, 5.0mm, 6.0mm
Package: 1000mm length (10kg/box)

MIG wire diameter: 1.2mm, 1.6mm
Package: drum D660 (100kg/drum, 80kg/drum)

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.

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.