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Contact SupplierWe are offering copper strips.
Specifications
1.high precision
2.for screen of cable
3.high elognation for cable
copper tape, copper strip, copper foil
1.scope
this specification define the requirement of copper tape for further fabrication into screen of electric power cables ( low voltage cable and medium voltage cable )
2 quality
a. The tape free from oxidation or rust , crack or flaws ,porosity and other harmful defect which may effect the quality of finished cable .
b. The tape in continuous length without joints & smoothly when takend out from the roll .
c. Character :
thickness
width
tensile strength
elongation
conductivity at 20°c
resistivity at 20°c
purity of cu+ag
mm
mm
mpa
%
%
uω•m
%
0.08-2.0
20-450
230-260
≥30
≥98%
≤0.01759
≥99.9