
Conductive Primer Coated Aluminum Foil
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Model: *×0.012(Base Aluminum Foil Dimensions、Dimensions can be customized)
This product is a critical material for lithium-ion batteries, manufactured by coating aluminum foil with a conductive carbon-based composite slurry, primarily designed to enhance battery performance and process stability.。
Physical Properties
| Specification | Typical Value | Unit |
| Substrate Thickness | 12.0±1.0 | μm |
| Substrate Width | *±1 | mm |
| Substrate Areal Density | 32.52±1.30 | g/m2 |
| Tensile Strength | ≥220 | Mpa |
| Elongation | ≥2.5 | % |
| Coating Feature | Continuous Coating, Intermittent Coating | |
| Single – side Coating Areal Density | *±0.08 | g/m2 |
| Total Thickness | 14±1 | μm |
| Coating Width | *±0.5 | mm |
| Blank Width on Both Sides | *±0.8 | mm |
| Coating Centering (Left – Right) /2 | <0.8 | mm |
| Vertical Alignment | <0.8 | mm |
| Surface Wetting Tension | ≥64 | dyne/cm |
| Resistance to NMP Wiping | No Exposed Substrate after 200 Times |
Core Requirements
| Core Specification | Core Material | Core Inner Diameter (mm) | Core Length (mm) |
| 3 inches | ABS / Aluminum tube | 76.2±1 | *±5 |
| 6 inches | ABS / Aluminum tube | 152.4±1 | *±5 |
SHELF LIFE and STORAGE
Carbon-coated foil products must be stored in sealed aluminum-plastic film packaging with a shelf life of 6 months.
Outdoor storage or exposure to direct sunlight, rain, or moisture. Clean, dry, and well-ventilated.Do NOT store with corrosive chemicals or high-humidity materials.
After opening the aluminum-plastic film:Temperature: 5–30°C, Relative Humidity: ≤40% RH, Storage Validity Period: ≤3 days.



