Automatic · NEXALPACK
NEX-450A
Automatic tray sealer
Continuous tray handling with automatic evacuation, gas flushing, sealing and cutting.
2–3 MAP cycles/min450 mm film
View studio image ↗A CLOSER LOOK
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THE FINISHED PACK / Fresh produce
Film-sealed aluminium tray
Mixed vegetables under clear lidding film in an aluminium tray.
Packaging example. Final pack dimensions, materials and tooling are selected for your product.
Plan your packaging ↗MACHINE CONFIGURATION
Designed for your application.
- 304 stainless-steel housing and food-grade aluminium mould.
- Changeable tooling; published mould-change time is 5–10 minutes.
- Seal-only, vacuum and MAP configurations; skin packaging is optional.
- PP and PE tray sealing; tooling can be specified for the chosen tray.
- Sealing-only, vacuum sealing and MAP modes
- Optional skin packaging
- Custom interchangeable molds
- Manual/automatic operating selection
- Adjustable digital vacuum pressure gauge
- Entry sensor switch with alarm
- Tool-free replaceable mold structure
- OMRON PLC, photoelectric switch and proximity switch
- Banner color-mark sensor (USA)
- Panasonic servo motor
- AirTAC cylinder, magnetic valve and magnetic switch
- Optional Busch vacuum pump
All published specifications.
Technical points to confirm
- Weight differs: approximately 670 kg in the product table versus 782 kg in the range overview.
| Specification | Published value |
|---|---|
| Voltage (V/Hz) | AC 380/50((three phases) |
| Power (KW) | 4.43 |
| Sealing power (KW) | 2 |
| Ultimate vacuum pressure (KPa) | 1 |
| Flushing gas | N2 or N2+CO2 |
| Pump capacity (m 3 /h) | 63 |
| Capacity (times/min) | Only Sealing:8-10 Gas flushing+Sealing: 3-5 MAP: 2-3 VSP: 2-3 |
| Chamber Dimensions(L×W)(mm) | 450×(200-400) |
| Cooling type | Water-cooling |
| External Dimensions (L×W×H) (mm) | 2800×950×1620 |
| Net Weight (Kg) | Approx.670 |
Additional range-overview data
The range overview includes further parameters and, in some cases, different figures. Both published sets are retained; the agreed machine configuration must resolve these differences.
| Specification | Published value |
|---|---|
| Voltage(V/Hz) | AC 380/50(3PH) |
| Air Compressor(Mpa) | 0.6-0.8 |
| Transmission Power(KW) | 0.75 |
| Capacity(times/min) | Only Sealing:8-10 Gas flushing+Sealing: 3-5 MAP: 2-3 VSP: 2-3 |
| Gas Displacement Rate | ≥99.5% |
| Max. Tray Size(L×W)(mm) | 390×280 (1 trays/time) 280×180 (2 trays/time) 280×110 (3 trays/time) ∞ |
| Max. Tray Height(mm) | 120 |
| Max. Width of Roll Film(mm) | 450 |
| Max. Diameter of Roll Film(mm) | 300 |
| Max. Inner Diameter of Reel(mm) | 76 |
| External Dimension (L×W×H)(mm) | 2800×950×1620 |
| Net Weight (kg) | 782 |
Technical graphic specifications
| Specification | Published value |
|---|---|
| Voltage | 3PH 380V/50Hz; 220V/60Hz |
| Air pressure (MPa) | 0.6–0.8 |
| Max roll width (mm) | 450 |
| Max roll diameter (mm) | 300 |
| Pump (m³/h) | 63 |
| Sealing power (kW) | 2 |
| Net weight (kg) | 670 |
| Dimensions (mm) | 2800×950×1620 |
| Max packing height (mm) | 120 |
| Min sealing edge (mm) | 6 |
| Tray layouts (mm) | 1×390×280; 2×180×280; 3×110×280 |
Technical data reviewed September 2026. “—” or “--” indicates no stated value, not zero. Unexplained ∞ symbols in published tray layouts do not establish unlimited capacity. Specifications and options must be confirmed for the final machine; no unlisted values have been assumed.
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