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Small Battery Coating Machine for Lithium-Ion Cells - China Suppliers & Factory for Lab and R&D Pilot-line
Equipment Characteristics
Various choices of coating mode
continuous coating, one gap coating, two gap coating, three gap coating, reverse overlapping coating, reverse dislocation coating.
Various choices of coating mode
continuous coating, one gap coating, two gap coating, three gap coating, reverse overlapping coating, reverse dislocation coating.
Precision adjustment of the rubber roller moving mechanism
the imported servo motor drives the high-precision wire rod to move the rubber roller, and the moving adjustment accuracy is 0.01mm, a total of 2 sets.
Precision correction control of the whole process
roll correction, traction correction, collection and correction, a total of 4 sets.
High precision constant frequency conversion tension control
constant tension in the rewinding area, constant tension in the traction area, constant tension in the rewinding area, constant tension, a total of 3 sets.
Oven circulating air design, save loss
independent inverter adjustment of blower and exhaust fan in each area.
All stainless steel structure
integral stainless steel box, stainless steel heating pipe, stainless steel fan, stainless steel rack, stainless steel sealing plate.
Roller selected alumina roller
resistant to more than five years of wear, imported roller bearing.
Powerful and perfect control system
dangerous operation protection, alarm prompt, fault maintenance help.
Specification of Equipment
| Outline dimension: | Demand installation space |
| Four box body | Length 19000mm * width 1800 * height 2100 |
| 5 Box body | 22000mm length * 1800 width * 2100 height |
| Six box body | 2th 25000mm * 1800 * 2100 height |
| Configure the power supply | AC380V Five lines, three-phase main line using 16mm² or above, zero line 10mm², ground line 6mm², total power switch 100A. |
| Configure the compressed gas source | ≧0.7MPA，20L/min. |
| Plant capacity | 4-section ovens, with a starting power of 40KW, and an average operating power of 22KW / H (depending on the heating temperature). |
| For type selection and supplement, the starting power of each oven is 11KW (heating pipe 10KW, fan 0.75KW). | |
| Range of normal operating substrate | 8um～50um |
| Effective coating width | 300mm, the length of roller and roller is 350mm |
| Normal single-surface coating thickness range | 35um～250um |
| Normal coating accuracy | Single-sided thickness ± 2um, double-sided thickness ± 3um; single-sided surface density ± 1%, and double-sided surface density ± 1.5% |
| Effective coating length range | The coating length is 20mm~9999mm; the gap length is 5mm~9999mm |
| Coating length accuracy | Coating length is 0.3mm, gap length is 0.3mm, average length deviation is ± 0.3mm, tratail length is 0.5mm, coating width is ± 0.3mm, positive and negative alignment is ± 0.3mm. |
| Suitable for slurry | Lithium iron phosphate, lithium cobalt oxide, lithium manganese oxide, ternary and other system battery positive and negative electrode coating process |
| Dissolvant | The NMP / aqueous group |
| Solid content: | 30-75 % |
| Suitable for slurry viscosity | Negative electrode from 1500 to 3500 Cps |
| Positive pole 6000 ~ 12000 Cps | |
| Running speed | Apply normal speed 1m / min~2m / min and mechanical speed 1m / min~15m / min |
| The drying temperature range | Room temperature ~160 degrees Celsius, temperature deviation ± 2 degrees Celsius, each area independently set up control |
| Collect and release the roll and correction accuracy | ≤±0.5mm |
Frequently Asked Questions
What coating modes are supported by the equipment?
The equipment supports various coating modes, including continuous coating, one gap coating, two gap coating, three gap coating, reverse overlapping coating, and reverse dislocation coating.
What is the coating accuracy of this machinery?
The normal coating accuracy features a single-sided thickness deviation of ± 2um, double-sided thickness of ± 3um, single-sided surface density of ± 1%, and double-sided surface density of ± 1.5%.
What types of battery slurry are suitable for the coating process?
It is suitable for lithium iron phosphate, lithium cobalt oxide, lithium manganese oxide, ternary, and other system battery positive and negative electrode coating processes.
What are the dimensions and space requirements for installation?
Depending on the configuration: a 4-box body requires 19000mm L * 1800mm W * 2100mm H; a 5-box body requires 22000mm L * 1800mm W * 2100mm H; and a 6-box body requires 25000mm L * 1800mm W * 2100mm H.
What are the power and gas supply requirements?
The power supply requires AC380V five lines (three-phase main line ≥16mm², zero line 10mm², ground line 6mm², total switch 100A). The compressed gas source must be ≧0.7MPA, 20L/min.
How is the drying temperature controlled?
The drying temperature ranges from room temperature to 160 degrees Celsius with a deviation of ± 2 degrees Celsius. Each oven area is equipped with an independently set up control system.