This doctor blade continuous coater fits various substrates, primarily for lithium batteries. With mass-production-grade coating precision, uniformity and superior drying, it is an ideal pilot machine for R&D on Li-ion batteries, supercapacitors and nickel-based secondary batteries.
| Blade Structure | Double-sided comma blade |
| Single Oven Length | 1 m |
| Applicable Systems | Coating for cathode & anode sheets of NCM, LFP, LCO, LMO, graphite, silicon-carbon and other battery material systems |
| Coating Mode | Continuous doctor blade coating |
| Coating Speed | 0–0.5 m/min |
| Applicable Substrate Thickness | Al foil: 8–30 μm; Cu foil: 6–30 μm |
| Heating Power per Oven Section | 3 kW |
| Max Designed Oven Temperature | 150°C; single-section temperature deviation ≤±2.5°C |
| Air Supply | Top & bottom air blowing; shared heater for upper and lower air chambers |
| Designed Roll Width | 230 mm |
| Max Guaranteed Coating Width | ≤200 mm |
| Metering Roller Width | 100 mm |
| Coating Thickness Accuracy | ±3 μm |
| Applicable Slurry Viscosity | 2000–12000 mPa·s |
| Single-side Dry Coating Thickness | 20–200 μm |
| Applicable Solvent (Oil-based) | NMP (s.g=1.033, b.p=204°C) |
| Applicable Solvent (Aqueous) | H₂O/NMP blend (s.g=1.000, b.p=100°C) |
| Applicable Solid Content | 20–85% |
| Coating Dimension Tolerance (mm) | Ls ±1, Ws ≤±0.5 |
| Front-Back Registration Tolerance (mm) | L ≤±1, W ≤±0.5 |
| Power Supply | 3-phase 5-wire 380 V / 50 Hz, voltage fluctuation range: +8% ~ -8% |
| Total Startup Power | 6 kW |
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