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Product Details:
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| Origin: | Guangdong, China | Trademark: | Gelon |
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| Highlight: | slot die coating machine,comma bar coating machine,lithium battery R&D coater |
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High Precision GN-360S Lab Slot Die & Comma Coating Machine for Lithium Battery Electrode Roll to Roll Coater
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The GN-360S is an all-in-one machine that offers a variety of coating methods to meet different process requirements. Primarily used for surface coating of lithium-ion battery anodes and cathodes, it is a compact experimental coating device. By switching between coating modes and coating head assemblies, this equipment can perform two types of coating: doctor blade coating and slot die coating. Doctor blade coating enables continuous coating, while slot die coating; the slit extrusion die head, slit extrusion die head gasket, and screw pump feeding system, in conjunction with the coating valve body, can achieve continuous coating, intermittent coating, striped coating, grid coating, and other types of coating functions.
Contact for details
Email: Nirvana@libgroup.net
WhatsApp/Mobile/Wechat: +86-18774688262
Products Description
Modular structure can achieve two different coating methods
1 Comma bar coating method
1. Continuously coating is ok, and its with a wider coating window;
2. Use comma bar with precision adjustment mechanism and micrometer to achieve thickness adjustment;
3. Feeding with trough;
2 Slot die coating method
1. Coating valve cooperating with die gasket, user can achieve continuous coating,intermittent coating, Strip coating, grip coating, etc;
2. Metering pump feeding, slurry closed operation, user can adjust the feeding amount according to the coating speed;
3. Slot die coating with high coating precision and good coating consistency;
3 System control
1. The system uses EtherCAT bus control;
2. Substrate closed-loop tension control;
3. Equipped with infrared, unwinding correction, winding correction, and high correction precision;
4. Baking method, hot air oven, hot air circulation, air blowing up, user can get good dry effect;
I. Technical parameter
1. Substrate parameters
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Positive |
Negative |
Remarks |
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Substrate |
Aluminum foil |
Copper foil |
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Width (mm) |
280~400 |
280~400 |
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Thickness(um) |
11~30 |
6~30 |
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2. Slurry parameters
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Positive |
Negative |
Remarks |
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Materials |
LCO,LFP,LMO,NMC,etc |
Graphite,LTO, etc |
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Solvent |
NMP(Oily/DI-water( Water-based) |
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Solid content (t%) |
(38~80±3) |
(35~65±3) |
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Proportion of slurry(g/cm3) |
1.5~3.0 |
1.0~2.0 |
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Viscosity(cps) |
2000~20000 |
1000~10000 |
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Binder |
PVDF/Water-based |
PVDF/SBR |
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3. Coating electrode sheet parameters
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Cathode electrode |
Anode electrode |
Remarks |
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Dry thickness of single- sided coating (μm) |
50~150 |
50~150 |
Related to Particle size |
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Coating width (mm) |
≤320 |
≤320 |
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Mechanical speed (m/min) |
15m/min |
15m/min |
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Coating speed (m/min) |
≥1m/min |
≥1m/min |
Related to slurry |
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Coating method |
Intermittence coating or continuous coating |
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Density of one side coated surface (g/㎡) |
35~300 |
35~300 |
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4. Machine Parameters
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Roll width |
500 mm |
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Effective coating width |
<380mm |
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Weight range of single coated film |
35~300g/㎡ |
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Power supply |
380V x 50Hz,3 phase (control power supply 220 V x 50Hz, single phase) voltage fluctuation range 10%~-10% voltage fluctuation range |
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Total power |
Maximum 15KW (When electric heating, the normal working power is about 40% of the maximum starting power.) Control heating with a power amplifier. |
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Gas source |
0.6MPa~0.8MPa, air pressure fluctuation ±1%(clean air after water removal, no oil, filtration, steady pressure, )compressed air consumption 0.5 m3/h; compressed air is divided into two ways one for coating valve, equipped with special gas storage tank (0.3 m3/h), the other way to feed pressure belt cylinder, clamping cylinder and so on (0.2 m3/h). |
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Appearance Color |
Nickel plated nose, box part stainless steel, black or customer specified |
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Ground requirements |
The foundation is cement ground or terrazzo ground, flatness ±5 mm/㎡, bearing capacity 1500㎏/㎡ |
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Coating Part temperature |
23 ± 4℃ |
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Coating part humidity |
45%RH (No condensation) |
5.Oven Partial Parameters
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Air duct structure |
Upper and lower air ducts |
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Drying oven |
1 ovens |
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Total oven length |
2m |
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Single oven length |
2m |
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Oven heat source |
Electric heating, hot air circulation structure |
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Single oven heating power |
10KW/2m |
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Oven temperature |
Max150℃, temperature difference Max150℃±5℃ in single oven |
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Blow mode |
A hot fan provides air |
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Air circulation mode |
Independent air volume control, up and down air volume through the valve control |
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Surface temperature outside the box |
≤50℃ |
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Oven materials |
Stainless steel, inner tank (SUS304 :1.0mm), housing (SUS201 :2.0mm) |
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2. Coating mechanism
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No. |
Item |
Technical description |
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1 |
Frame structure |
Integrated vertical plate structure, holding processing, plus precision positioning pin to ensure position accuracy and stability. |
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2 |
Unwinding part |
Correction |
Corrective forms |
Photoelectric edge patrol, motor drive, integral movement correction |
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Correction stroke |
±50mm |
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Unwinding |
Unwinding form |
Active unwinding of servo motor |
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Roll up form |
3 inch expansion shaft ,1000 KG load |
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Max roll diameter |
φ300 |
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3 |
Roller |
Size |
Φ210*500, circle beats 0.002 mm |
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Materials |
Carbon steel, chrome plated surface |
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Drive mode |
Servo Motor and Gear Reducer |
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4 |
Rubber roll |
Size |
Φ210*500 |
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Materials |
Core package corrosion resistant |
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Drive mode |
Servo Motor Gear Reducer |
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5 |
Coating pattern |
slot die extrusion |
Effective Width 300 mm, Material: Stainless Steel plated cemented carbide |
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Head position control system |
Servo motor + guide rail + ball screw (ensure that the extrusion head X and Y move in a controlled direction and X in a manual direction + final mechanical positioning) |
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Squeeze head membrane tibial pressure |
High precision pressure gauge 0-1 MPa |
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6 |
Feeding system |
Screw pump |
Servo control feed |
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Transfer tank |
10-60 L, thermostatic control, level control, pneumatic stirring, filter |
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Valve |
Servo control, feeding, feeding back pressure monitoring |
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Pipeline system |
Sanitary piping system, no dead band |
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7 |
Tension control system |
Structure form |
Swing arm tension, low friction cylinder |
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Control mode |
Speed control, torque control |
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Tension (N) |
30~80N |
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8 |
roller |
Aluminum alloy roller φ80*500, hard oxidation |
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9 |
Operating platform |
Touchscreen |
Operate by functional interface |
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Press button |
Some functions are the same as press button |
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3. Oven section
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1 |
Model |
Upper and lower air supply |
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2 |
Drying length |
2m /oven x1= 2m |
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3 |
Hot air temperature |
RT – 140 °C |
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Temperature control accuracy :1°C ± temperature setting value |
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Hot air temperature :±3°C section temperature at nozzle |
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4 |
Heating mode |
Electric heating |
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5 |
Equipment material |
Inner surface: SUS304 steel plate Outer surface: surface treated steel plate Heat insulation layer :100 mm thick, filled thermal insulation cotton |
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6 |
Hot air circulation system: |
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① Circulating fan |
304 stainless steel for air contact area; with primary filter (150 mesh stainless steel mesh, removable cleaning), frequency converter regulated |
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② heater |
Stainless Steel Electric Heating |
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7 |
Circulating air ducts |
SUS304 steel plate with heat preservation |
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8 |
Total exhaust fan |
2.2KW/1 oven |
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9 |
Total air volume |
Air volume 100-300 M3/h |
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10 |
Filter (fresh air) |
150 mesh stainless steel mesh |
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11 |
Solvent recycling system |
No available, only the installation interface is reserved |
4. Collection Part
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No. |
Item |
Description |
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1 |
Framework |
Large vertical plate structure (nickel plating on surface) |
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2 |
Connection mode |
Manual connection |
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3 |
Rewinding direction |
Up or down |
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4 |
Rewind diameter |
Max 300 mm |
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5 |
Roller weight |
Max 1000 kg/roll |
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6 |
Driver |
Direct output tension of servo motor Tension range :30-80 N/ total width |
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7 |
Mandrel |
Inner circle diameter: 76-80 mm Material: aluminum tube, carbon steel tube, ABS reinforced plastic, paper tube |
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8 |
Rewind reel |
Inflatable shaft structure 3 inches |
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9 |
Guide roll |
Aluminum roller with surface positive treatment |
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10 |
Correction system |
High speed correction system |
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11 |
Correction stroke |
±50 mm stroke |
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12 |
Correction accuracy |
Rewinding: accuracy ±0.5 mm |
5. Electrical control system
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No |
Item |
Description |
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1 |
Main control system |
OMRON touch screen, OMRON bus system, module, servo system; touch screen and common keys installed on the left side of the head of the electric cabinet; |
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2 |
Running and operation mode |
Manual, automatic, emergency stop; The main control system is on the nose touch screen; Button operation can be performed on the front and back of the whole machine |
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3 |
Operation condition setting and data processing |
Coating line speed, tension control, coating settings can be set through the touch screen, display |
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4 |
Count function |
Length of coating counting |
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5 |
Coating thickness on-line detection system |
Provision of communication ports with on-line thickness measurement systems |
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6 |
Electric control system |
The control cabinet and the power cabinet are divided into boxes; the power cabinet is installed in the middle of the oven area and does not occupy additional space; Separate design of the electric cabinet in the oven area, each section is equipped with an independent control cabinet; All control cabinets have a sealed, positive pressure structure, and the positive pressure air source is provided by the customer; each control cabinet adopts network cable transmission, which has high reliability, anti-interference, space saving and easy maintenance. |
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Contact Person: Ekain Zhang
Tel: +8618669965529
Fax: 86-0539-8067529