ER1070 aluminum MIG welding wire
Author: Time:2023-05-17
ER1070 is pure aluminum wire with aluminum content ≥99.7% and has good corrosion resistance,
high thermal conductivity and conductive performance and excellent processing properties. However,
the strength of the low.
the strength of the low.
Uses: used as pure aluminum of argon arc welding and gas welding filler material, widely used in
electrolytic aluminium bus bar and a guide wire connection and electric power, chemical, food etc. industries.
electrolytic aluminium bus bar and a guide wire connection and electric power, chemical, food etc. industries.
| Physical Property | ||||
|---|---|---|---|---|
| Density kg/dm3 | Melting temperature ℃ |
Thermal conductivity w/m•K |
Linear expansion coefficient 10¯6/K(20-100℃) |
Electric conductivity % IACS |
| 2.7 | 647-685 | 210-230 | 23.5 | 60 |
| Weld Mechanical Properties (reference value) | ||
|---|---|---|
| Tension Strength(MPa) | Yield Strength(MPa) | Elongation (%) |
| 60-80 | 40-60 | 25-35 |
| ER1070 Aluminium & Aluminium Alloy welding wires | |
| Classification | GB/T 10858-2008 AWS A5.10 ···· ER 1070 |
|
Typical composition in % |
Si················ ＜0.2 Fe················ ＜0.25 Cu················· 0.04 Mn················· ＜0.03 Mg················· ＜0.03 Zn·················· ＜0.04 Ti·················· ＜0.03 Al·················· 99.7% |
|
Physical properties (Approx.Values) |
1.Appearance: bright surface of welding wire without oil, coarse surface and other unclean mark. 2.Welding performance: Feeding well, molding well with little spatter, low noise and improvement in the quality of welding. 3.Melting range：647-658℃. 4.Bulk density： 2.7kg/dm3. 5.tensile strength：60-80MPa. 6.yield strength：40-60MPa. |
|
Performance & Usage |
It is used for pure aluminum material as a filler wire in argon ARC welding and gas welding, such as electrolytic aluminum plant, electricity industry, chemical industry, food industry, etc. |
| Shielding gas | Argon, Helium, or Argon/Helium—mixtures. |
| Dimensions Φ |
MIG—wires (mm)： 0.8 ; 0.9 ; 1.0 ; 1.2 ; 1.6 ; 2.0 ; 2.4 TIG —wires（mm)： 1.6 ; 2.0 ; 2.4 ; 3.2 ; 4.0 ; 5.0 ; 6.0 |
| wire Packagings |
Mig wires ： S100/0.5kg 1Lb , S200/2kg , S270-S300/6kg-7kg |
|
Tig wire ) ： 5/10kg ······· length ：1000mm |
|
Note:
1.welding should be strict and clear the edge of the welding of the oxide film and oil, otherwise it will cause
welding seam welding and cause the hole, slag and other defects.
welding seam welding and cause the hole, slag and other defects.
2 welding can be used for holding molten metal plate, in order to ensure the weld forming, and avoid hot crack.
