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.
| Coating Modes | Continuous / intermittent coating |
| Coating Speed | 1.5–3 m/min (approx.) |
| Intermittent Coating Size | Coated zone 10–5000 mm, blank zone 10–500 mm |
| Dual-side Alignment | Automatic head-tail & reverse-side gap alignment via photoelectric tracking |
| Substrate Thickness | Al foil 8–30 μm; Cu foil 6–30 μm |
| Roll & Coating Width | Designed roll width 400 mm, max effective coating width ≤350 mm; coating/rubber roller 120 mm; metering roller φ100 mm |
| Coating Thickness Accuracy | ±3 μm |
| Areal Density Tolerance | SS ±1.5% (with substrate, edge defects excluded; sampling criteria per product evaluation standard) |
| Slurry Viscosity Range | 2000–12000 mPa·s |
| Single-side Dry Coating Thickness | 20–200 μm |
| Applicable Solvents | Oil-based NMP (s.g=1.033, b.p=204°C); Aqueous H₂O/NMP blend (s.g=1.000, b.p=100°C) |
| Solid Content Range | 20–85% |
| Coating Dimension Tolerance (mm) | L ≤±1, W ≤±0.5 |
| Front-back Registration Tolerance (mm) | L ≤±1, W ≤±0.5 |
| Edge Correction Deviation | ±0.3 mm |
| Max Unwinding Diameter | φ300 mm |
| Max Air Shaft Load | 80 kg |
| Oven Specification | 3 sections, 1.5 m per section |
| Heating System | Analog power control with hot air circulation, temperature accuracy ±1°C |
| Single-section Oven Power | 9 kW |
| Overall Dimension | L7000 × W1200 × H1800 mm |
| Net Weight | Approx. 2000 kg |
| Power Supply | 3-phase 5-wire 380 V / 50 Hz, voltage fluctuation ±10% |
| Total Startup Power | 30 kW |
| Compressed Air | Outlet pressure approx. 0.5 MPa after drying, filtering and pressure stabilization |
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