| Customization: | Available |
|---|---|
| Type: | Roll Coater |
| Driven Type: | Electric |
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Extrusion Coating Machine Slot Die Coater for Battery Electrode
| 1,Base material basic parameters | ||
| Cathode substrate | Anode substrate | |
| Name | copper foil | aluminum foil |
| thickness | (8-30) μm | (10-30) μm |
| Width of substrate | (200-320) mm | (200-320) mm |
| 2,Coating parameters | ||
| Material | cathode film | Anode film |
| Graphite, mesophase carbon, hard carbon, etc | Lithium cobalt acid, nickel cobalt manganese lithium, lithium manganese acid, lithium ferrous phosphate | |
| Dry coating thickness | (50-150) μm (excluding single dry foil) | (50-150) μm (excluding single dry foil) |
| Wet coating thickness: | 100μm~300μm | 100μm~300μm |
| solid content | (40-70) ±5% | (30-80) ±5% |
| specific gravity | (1.0-1.4) g/cm3 | (1.0-2.5) g/cm3 |
| viscosity | (2500-8000) CPS | (1000-10000) CPS |
| temperature | Control by process RT~140ºC,adopt electric heating method | |
| solvent | NMP Oil system/drainage system | NMP Oil system/drainage system |
| 3. Basic machine parameters | ||
| Width of coating roller | 400mm | |
| Effective coating width | 300mm and below | |
| Coating method | Continuous extrusion coating (including strip coating) / intermittent extrusion coating | |
| Coating speed | 1~5m/min (Related to oven temperature, film state and coating process Settings); | |
| Power supply | 380 V x 50 Hz, three phase(ontrol power supply 220 V x 50 Hz, single phase) | |
| Total power | Max. 50KW | |
| air source | 0.6 MPa | |
| Total machine length: not more than 10 meters | ||
| NO. | Item | Technical parameters |
| 1 | Roller mounting structure | Rack mounting method |
| 2 | Roller surface treatment | Metal aluminum roller surface oxidation |
| 3 | Tension control system | The closed loop automatically controls the constant tension, and the tension range is 0~50N |
| 4 | Rectify way | Automatic EPC control, stroke 80mm |
| 5 | Winding way | The roll is fixed by the 3-inch inflatable shaft; |
| Unwinding single shaft support | ||
| 6 | Direction of substrate operation | Positive and reverse |
| 7 | Substrate running speed | 5m/min |
| 8 | Maximum rewinding diameter | Ф300mm |
| 9 | Maximum load bearing capacity of expansion shaft | 100Kg |
| 10 | The number of inflating shaft strips in winding | 1 |
| 11 | Main drive motor | Servo motor + precision planetary reducer |
| 12 | toolsetting | Servo + keenes grating ruler |
| 13 | Roller surface treatment | Surface oxidation of metal aluminum roller, circular jump ≤30um |
| 14 | Coating type | Continuous extrusion coating/gap extrusion coating |
| 15 | Die parameters | Die width: at 20 ºC, die length is 400mm ± 0.5mm; Body material: 15-5PH stainless steel; Channel surface polishing accuracy: 4-6ra (micro inch); Feeding position: back feeding; Products and applications: 3-300 μ m positive / negative paste, lithium-ion battery application |
| 16 | Coating roll (steel roll) | Special steel pipe, diameter Φ 120mm, hard chrome plating Circular run out accuracy within 2um Linear speed range 2-5M / min There is no abnormal noise, vibration and heat in each part during driving rotation |
| 17 | Roller specification | Diameter Ø80mm, surface imported EPDM rubber |
| 18 | Slot die head movement | Base drive: push button operation (use a cylinder to move a wide range) Clearance adjustment: button operation (actuated by servo motor) Gap detection: grating ruler (accuracy 1um) |
| 19 | Single head position | Installation and operation before drying |
| NO. | Name | Description |
| 1 | Screw pump | Japanese Soldier Screw Pump |
| 2 | Transit pot | Volume 30 L, pressure control, liquid level detection, slow stirring |
| 3 | Material backflow coating controller | Material backflow coating controller |
| 4 | Filter | customized according to customer requirements |
| 5 | De-ironing separator | Above 8000 gauss |
| 6 | Pressure balance buffer | Make sure the pressure in the pipeline is balanced |
| 7 | Pipelines and accessories | Stainless steel quick joints and stainless steel pipe fittings |
| 8 | Pressure monitoring system | Each part of the pipeline is monitored by a pressure monitoring system |
| No. | Item | Technical parameters |
| 1 | Oven structure | Double heating, up and down |
| 2 | Oven length | 6m (2 m/section*3) |
| 3 | Texture | SUS304 stainless steel, inner liner 1.0mm, outer liner 1.2mm |
| 4 | Oven guide roller drive mode | Passive idler drive |
| 5 | temperature control | Divided into normal working temperature control, over temperature monitoring and alarm protection control, cut off heating power when over temperature; each section is completely independent control |
| 6 | Heating Mode | Electric heating, hot air circulation structure |
| 7 | Single section oven heating power | 12KW/2m |
| 8 | Internal temperature of drying channel | Designed Max150ºC, temperature difference in single section oven ≤5ºC |
| 9 | Box surface temperature during operation | ≤45ºC |
| 10 | Blowing way | The upper and lower air blowers, the up and down air volume are controlled by valves respectively; the upper and lower air chambers share the heating body |
| 11 | Exhaust volume control for each section | Circulating fan air volume 3000m³ / h (single section) Exhaust air volume 4000m³ / h |
| 12 | Structure of the wind | The blowing direction is 30 degrees from the horizontal. The air nozzle slot is slotted with a special mold. |
| 13 | Heating control | solid-state relay |
| 14 | Fan material | SUS304 stainless steel |
| 15 | Solvent recovery system | NO just help install the interface |
| 16 | NMP solvent concentration alarm | NO |
| 17 | Wind chamber pressure monitoring | NO |
| NO. | Item | Technical parameters |
| 1 | tension | One set is installed in front of the traction roller, and the constant tension is automatically controlled. The tension range is 0 ~ 50N. |
| 2 | Installation structure | Square frame welding base frame, one side vertical plate |
| 3 | Number of inflating axis in winding | 1(one-armed winding) |
| 4 | Winding roll diameter | Ф300mm |
| 5 | Winding rectification | Automatic EPC control, stroke 80mm |
| NO. | Item | Technical parameters |
| 1 | Master control system | ouch screen, PLC, module, servo system |
| 2 | mode of operation | Manual, automatic, emergency stop; |
| 3 | Coating, intermittent length set range | Coated length 20.0~3200.0mm Intermittent length 5.0~3200.0mm |
| 4 | Alarm condition | In case of equipment failure, the touch screen will display the corresponding correction screen |
| 5 | Count function | Production quantity/length |
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