Corona Treatment
Double-Side Corona Treater
Equipped with upper and lower electrode assemblies, it discharges on both sides of the substrate simultaneously with consistent treatment, ideal for double-sided printing, coating and lamination.
Technical Specifications
| Treatment Width | 300 – 2000 mm |
|---|---|
| Line Speed | 10 – 250 m/min |
| Output Power | 2 × 1 – 15 kW |
| Double-Side | Simultaneous top/bottom discharge |
| Electrode Gap | 1.5 – 3 mm |
| Power Supply | 380V / 50Hz 3-phase |
Applications
- Pretreatment for double-sided printing films
- Activation for double-sided coating substrates
- Adhesion enhancement for BOPP / PET lamination
⚡ New Energy · Battery Material Applications
| Materials | Battery aluminum foil 10–20 μm / battery copper foil / battery separator |
|---|---|
| Recommended Width | 600 – 1300 mm |
| Recommended Speed | 30 – 150 m/min |
| Dyne Target | ≥ 38 after treatment (typically 40–42 in the field) |
| Electrode Design | Arc-proof, low-damage — 12 μm foil without burn-through |
- Double-side corona for battery aluminum foil current collectors before coating
- Special discharge structure for ultra-thin 12 μm foil, no edge arcing or scorching
- Stable dyne level for ceramic / PVDF coating, reducing powder drop-off
Get a Quote →Dual-side synchronous treatment for 2× throughput