1997 Viet Challenge 321
1997 Viet Challenge 321
Location:Gmunden, Austria
Description
Challenge 321 wide-belt sander for sale; in good condition:
Designed to deliver maximum precision in carpentry workshops and wood processing plants, the Viet Challenge 321 combines a highly robust structure with the versatility of three independent sanding units (one calibrating roller and two fine-sanding units). This configuration enables intensive processing—ranging from initial calibration to high-quality finishing on panels, solid wood, and varnished surfaces—in a single pass.
The machine is fully functional, professionally maintained, and ready for immediate integration into your production line.
Machine Advantages:
3-Head Configuration: Enables sequential calibrating and fine finishing without the need to reconfigure the machine or perform additional passes, drastically optimizing cycle times.
High Processing Capacity: A working width of 1,100 mm and a passage height adjustment range of 3 to 160 mm allow for the processing of everything from thin workpieces to large-format industrial panels.
Precise Feed Control: Features an adjustable conveyor feed speed (3.5 to 18 m/min), allowing for precise adaptation to different wood types, finishes, and finishing requirements.
Rigid Industrial Structure: Its 3.2-ton weight ensures maximum vibration absorption, guaranteeing perfect flatness and repeatability on the calibrated surface.
- Operational status fully functional machine, well-maintained and ready for work.
- Technical inspection available: on-site inspection and technical verification can be arranged by appointment at the facility.
Terms and conditions:
Used machine, offered in its current condition (as is, where is). Inspection available by appointment; management of commercial and logistical process.
Location:
Approximate location. Detailed information will be provided during the commercial process.
Technical information:
The technical information provided is indicative. The specifications, dimensions and capabilities may be subject to variations.
Specifications
| Manufacturer | Viet |
| Model | Challenge 321 |
| Year | 1997 |
| Condition | Used |
| Stock Number | 100264 |
| Working width | 1,100 mm |
| Abrasive belt dimensions | 1,120 × 2,150 mm |
| Working thickness/passage height | 3 – 160 mm |
| Feed speed (variable) | 3.5 – 18 m/min |
| Sanding belt speed | Approx. 18 m/s |
| Working units | 3 main units |
| Power | 24 kW |
| Voltage/Frequency | 380 V / 50 Hz |
| Approximate weight | 3,200 kg |






