Medium Voltage Cable Aluminum Tape / Aluminum Foil

Application： Used as a metal shielding layer for medium voltage power cables with rated voltage 3-35KV, 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	A50/% Elongation	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
Thickness/mm	Thickness on tolerances/mm
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