| Suitable for meterails system |
Slitting process of positive and negative electrode sheets for lithium iron phosphate, lithium cobalt oxide, lithium manganese oxide, ternary and other battery systems |
| Operating substrate thickness |
Aluminum foil (Al): 8-30um; Copper foil (Cu): 5-30um |
| Containing a substrate of 50-250 μ m |
| Operating substrate width |
≦500mm |
| Roll surface width |
550mm |
| Cutting width accuracy |
±0.05mm |
| Edge quality of the strip electrode |
No quality defects such as curled edges, cracks, waves, wrinkles, powder loss, no stretching, exposed foil, obvious jagged edges, etc |
| Polar burr control |
Burrs after cutting the polarizer: longitudinal burrs<6 μ m (beyond the polarizer direction), transverse burrs<10 μ m (polarizer direction). Vertical burrs are detected as longitudinal burrs, while flat burrs are detected as transverse burrs |
| Straightness (Edge Serpentine Offset) |
≤±0.2mm/m |
| Rolling accuracy |
±0.4mm |
| Cutting width |
≧6mm |
| running speed |
Adjustable from 1 to 50m/min |
| Tension control system |
Constant tension control, 5-200N, magnetic powder braking |
| Correction method |
Automatic EPC control, with a stroke of 100mm |
| Unwinding correction accuracy |
±0.2mm |
| Maximum load capacity for unwinding |
200Kg |
| Roll up scroll |
Two low tension double slip shafts, suitable for Bluetooth pole piece winding, can rotate unilaterally for easy material retrieval, slip ring width (configured according to customer needs) |
| Blade material |
1. Tungsten steel alloy knife |
| 2. Φ 100 * Φ 65 * 0.7/2.0mm |
| 3. Minimum usable outer diameter for upper blade: Φ 95mm |
| Width of waste edge cutting in the material area |
≤3mm； Double clamping rollers clamp separately, with adjustable clamping torque |
| Electrode vacuum cleaner |
1. Knife suction device |
| 2. The sliced floating powder is removed by a brush roller dust removal device |
| 3. After the dust is scraped, it is sucked away and filtered by a vacuum cleaner through a negative pressure pipeline |
| Adjustment of cutting width |
Replace different spacers, randomly select two pairs of spacers and coiled tubing |
| Cutting blade bite amount |
Adjust the position of the wedge between the blade seats |
