1070A is 1 series of pure aluminum, aluminum purity reaches 99.7%; conductivity is very high, more than 63%; mainly used in the field of conductive aluminum, aluminum wire, transformer aluminum strip, enamelled wire, etc.
 
The 1070A transformer aluminum foil strip produced by Henan Signi Aluminum has high conductivity and stable quality. The production specifications are as follows:
 
Alloy：1070A
Temper： O temper
ID：150mm, 305mm, 405mm, 505mm
OD：1000mm, Could be made by client requirement。
Conductivity：above 63%；
Edge treatment：round edge, burrs free；
 



Chemical Composition of 1070A：
 

Alloy Designation		Si	Fe	Cu	Mn	Mg	Cr	Ni	Zn	Ti	Ga	V	Remarks	Others		Aluminium min
Numerical	Chemical Sympols													Each	Total
EN AW -1070A	EN AW- AI 99.7	0.20	0.25	0.03	0.03	0.03	-	-	0.07	0.03	-	-	-	0.03	-	99.70

 
EN AW-1070A Tolerance - Aluminium Coil Strip

Alloy/Temper	1070-O
Thickness	0.2-0.4	0.4-0.8	0.9-1.1	1.2-1.6	1.8-2.5
Tolerance	±0.01	±0.015	±0.02	±0.025	±0.03
Width	＜100	100-200	201-500	501-1250	＞1250
Tolerance	±0.1	±0.2	±0.2	±1	±2

 
Henan Signi Aluminium produces 1070A transformer aluminum foil strip, which is exported to more than 50 countries all over the world. The main customers are Toshiba, Siemens, Schneider and so on. Welcome friends in the power industry to consult and place orders.