
Ultra thickness 7um electrodeposited copper foil for Lithium-ion
Battery Capacitor
Quickly details
Ultra thicknes | 7micron,7um,0.007mm |
Standard Width | 1380MM |
Packaging Details | Wooden case , plate , box , or custom |
Features | 1.Surface:No indentation,No scratches,No wrinkles,No tear and other defect. 2.thickness standard tolerance:within +/-0.00054mm 3.Roughness:0.025um 4.Width standard tolerance:+/-1.5mm 5.Ultra thickness |
Package | Standard export sea wooden box |
Cu Content (%) | Above 99.8% |
Inner diameter of roll | 76mm,152mm,can custom |
roll weight range | 100kgs~350kgs |
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Specification
MTC for Thickness: 6µm~20µm
Test Item | Unit | Thickness | ||||||
6μm | 7μm | 8μm | 9/10μm | 12μm | 15μm | 20μm | ||
Cu Content | % | ≥99.9 | ||||||
Area Weight | mg/10cm2 | 54±1 | 63±1.25 | 72±1.5 | 89±1.8 | 107±2.2 | 133±2.8 | 178±3.6 |
Tensile Strength(25℃) | Kg/mm2 | 28~35 | ||||||
Elongation(25℃) | % | 5~10 | 5~15 | 10~20 | ||||
Roughness(S-side) | μm(Ra) | 0.1~0.4 | ||||||
Roughness(M-side) | μm(Rz) | 0.8~2.0 | 0.6~2.0 | |||||
Width Tolerance | Mm | -0/+2 | ||||||
Length Tolerance | m | -0/+10 | ||||||
Pinhole | pcs | None | ||||||
Change of Color | 130℃/10min 150℃/10min | None | ||||||
Wave or Wrinkle | / | Width≤40mm one allow | width≤30mm one allow | |||||
Appearance | / | No drape, scratch, pollution, oxidation, discoloration and so on that effect using | ||||||
Winding method | / | The winding when facing up S side, when the winding tension in the stable,no loose roll phenomenon |
Details Packing: standard export sea wooden box package
P.S :Keep the dry environment,and is better use it in 30days.
FAQ:
JIMA Copper
Jima Copper is a professional supplier of high-precision copper and copper alloy series of foil roll brand. Jima provided 4-800μm thick copper foil, Maximum width 1580 mm, Jima copper foil production capacity is sufficient, with complete varieties, excellent quality.
Jima specializes in the research, development, promotion and application of new technology of rolling copper foil, and it is equipped with a research center of rolling copper foil engineering technology. Jima copper can stably provide various specifications of high-precision flat foil (hard foil, soft foil, semi-hard foil, etc.) and surface treatment foil (red dumb copper foil, black dumb copper foil, high corrosion resistance rolled copper foil, etc.). The products are widely used in electromagnetic shielding, heat dissipation, graphene conductive film production, aerospace, flexible copper plate, lithium battery, 5G communications, LED, intelligent vehicles, drones, wearable electronics and other fields, which is highly recognized and praised by customers. And it is exported to Korea, Japan, Germany, the United States, Russia, India and other countries.