High Voltage Cable Aluminum Tape / Aluminum Foil

Application：Used as a metal shielding layer for high-voltage power cables with rated voltage above 35 kV, usually the product needs spiral overlap wrapping or longitudinal overlap wrapping when used.

Characteristic：It has excellent thermal conductivity, electrical conductivity and flexibility, and can be cold worked and welded.

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Category：

Electric Power

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Chemical composition

Designation			Composition (mass fraction) /%
GB	ASTM	JIS	Al	Si	Fe	Cu	Mn	Mg	Zn	Ti	V
1050	1050	A1050	≥99.50	≤0.25	≤0.4	≤0.05	≤0.05	≤0.05	≤0.05	≤0.03	≤0.05
1060	1060	A1060	≥99.60	≤0.25	≤0.35	≤0.05	≤0.03	≤0.03	≤0.05	≤0.03	≤0.05
1070	1070	A1070	≥99.70	≤0.20	≤0.25	≤0.04	≤0.03	≤0.03	≤0.04	≤0.03	≤0.05

Properties

Condition	Thickness/mm	Tensile strength Rm/MPa	Elongation A50/%	Conductivity/%IACS	Volume resistivity/(Ω·m㎡/m)
O	0.20-0.30	60-100	≥15	≥61	≤0.028263
	>0.30-0.50	60-100	≥18	≥61	≤0.028263
	>0.50-1.50	60-100	≥23	≥61	≤0.028263
	>1.50-6.00	60-100	≥25	≥61	≤0.028263

Thickness and tolerances

	Width/mm
Thickness/mm	≤1000	>1000-1250	>1250-1600	≤1000	>1000-1250	>1250-1600
	Width on tolerances/mm
	Common level			Higher level
0.20-0.40	±0.03	±0.05	±0.06	±0.02	±0.04	±0.05
>0.40-0.50	±0.05	±0.06	±0.07	±0.03	±0.04	±0.05
>0.50-0.60	±0.05	±0.07	±0.07	±0.03	±0.05	±0.06
>0.60-0.80	±0.05	±0.07	±0.07	±0.03	±0.06	±0.07
>0.80-1.00	±0.07	±0.08	±0.08	±0.04	±0.06	±0.08
>1.00-1.20	±0.07	±0.09	±0.09	±0.04	±0.07	±0.09
>1.20-1.50	±0.09	±0.12	±0.12	±0.05	±0.09	±0.10
>1.50-1.80	±0.09	±0.12	±0.12	±0.06	±0.10	±0.11
>1.80-2.00	±0.09	±0.12	±0.12	±0.06	±0.11	±0.12
>2.00-2.50	±0.13	±0.14	±0.14	±0.07	±0.12	±0.13
>2.50-3.00	±0.13	±0.16	±0.16	±0.08	±0.13	±0.15
>3.00-3.50	±0.15	±0.17	±0.17	±0.10	±0.15	±0.17
>3.50-4.00	±0.15	±0.18	±0.18	±0.15	±0.18	±0.18
>4.00-5.00	±0.23	±0.24	±0.24	±0.18	±0.22	±0.24
>5.00-6.00	±0.25	±0.26	±0.26	±0.20	±0.24	±0.25

Width and tolerances

Width/mm	Thickness/mm
	>0.2-3.0	>3.0-6.0	>0.2-3.0	>3.0-6.0
	Thickness on tolerances/mm
	Common level		Higher level
≤500	+2.0	+4.0	+1.5	+3.0
>500-1250	+5.0	+6.0	+3.0	+4.0
>1250-1600	+6.0	+8.0	+4.0	+5.0