Audited Supplier
High Quality Cu-ETP TIN Plated Pure Copper Strip
It can be used for all kinds of deep drawing and bending force parts, such as pin, rivet, washer, nut, pipe, pressure gauge, screen, radiator parts, etc. It has good mechanical properties, good plastic in thermal state, plastic in cold state, good cutting ability, easy fiber welding , corrosion resistance. It is widely used as an ordinary brass variety.
The specification of Copper foil
Item |
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Double side polished | Single side polished | Double side polished | Single side polished | ||||||||
Standard Thick | um | 8 | 9 | 12 | 9 | 7 | 8 | 9 | 12 | 8 | 9 |
Basic weight | g/m2 | 70-75 | 85-90 | 100-105 | 85-90 | 62-65 | 70-75 | 85-90 | 100-105 | 70-75 | 85-95 |
Test thickness | um | / | / | / | / | ≤8 | ≤9 | ≤10 | ≤13 | ≤10 | ≤11 |
Cu | % | ≥99.8 | ≥99.8 | ≥99.8 | ≥99.8 | ≥99.8 | ≥99.8 | ≥99.8 | ≥99.8 | ≥99.8 | ≥99.8 |
TS | Room | ≥294 | ≥294 | ≥294 | ≥245 | ≥294 | ≥294 | ≥294 | ≥294 | ≥245 | ≥245 |
180ºC | ≥196 | ≥196 | ≥196 | ≥147 | ≥196 | ≥196 | ≥196 | ≥196 | ≥147 | ≥147 | |
Ductility | Room | ≥5 | ≥5 | ≥5 | ≥2.5 | ≥5 | ≥5 | ≥5 | ≥5 | ≥2.5 | ≥2.5 |
180ºC | ≥3 | ≥3 | ≥3 | ≥2 | ≥3 | ≥3 | ≥3 | ≥3 | ≥2 | ≥2 | |
surface roughness
| Polished side | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 |
Coarse side | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.5 | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.5 | ≤0.5 | |
wettability | mN/m | ≥32 | ≥32 | ≥32 | ≥32 | ≥32 | ≥32 | ≥32 | ≥32 | ≥32 | ≥32 |
high temperature oxidation resistance | 160ºC/10 min copper foil surface should be no oxidation discoloration | 180ºC/10 min copper foil surface should be no oxidation discoloration |
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