
Refined Ultra Thin Copper foil 6um, Max 620mm Width Battery Copper Sheet Roll6um thickness ultra-thin Refined rolled copper foil for Lithium-ion Battery
Produict Information :
1. RA Copper Foil is rolled from pure copper ingots, the process including purifying copper ores, make into copper cathodes, ingoting, rolling, annealing, washing, testing, slitting and packing.
2. 110-anneal (Electrolytic Tough Pitch or ETP) dead soft. Min 99.99% CU.
Quickly details
Ultra thicknes | 6micron,6um,0.006mm |
Width range | within620mm |
Standard | IPC-4562 and IPC9TM-650 |
Features | Ultra thickness Excellent uniformity and infiltration. double shiny side ,superior rupture endurance. Surface:No indentation,No scratches,No wrinkles,No tear and other defect. thickness standard tolerance:within +/-0.00054mm Roughness:0.025um Width standard tolerance:+/-1.5mm |
Packing | Standard export sea wooden box |
Cu Content (%) | Above 99.8% |
ID of roll | 76mm,152mm,can custom |
roll weight | 50kgs~300kgs |
Packaging Details | Wooden case , plate , box , or custom |
application: 1.Mobile,phone ,cellphone material 2.FPC,Flexible Printed Circuit 5.Electromagnetic Shielding Materials 6.Computer 7.Lithium-ion Battery ,Li-ion battery,lithium battery 8.Capacitor |
Mill Test Certificate of 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 |
P.S:We can provide products with other properties according to customers` requirements.
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.