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BÜTFERING SWT 113 K – single-belt wide-belt sander
The Bütfering SWT 113 K is a single-belt wide-belt sander with a combination unit for smaller woodworking businesses. It processes solid wood, frames, edge-glued panels, MDF, chipboard and plywood. Working width is 950 mm, with a workpiece thickness range of 3 to 160 mm.
This archive treats SWT 113 K and SWT 113 C as equivalent designations: K denotes Kombi and C denotes Combi. This designation mapping is based on equivalence confirmed by the archive operator.
Machining and machine configuration
The combination unit incorporates a grooved steel contact roller, 160 mm in diameter, and a pneumatically supported sanding pad. Feed speeds are 4 and 8 m/min. Pushbuttons and a multifunction display provide operator control. The documented standard equipment includes a wear-free braking system and Poly-V drive belts.
Technical data for the standard version
| Manufacturer | Bütfering |
|---|---|
| Model | SWT 113 K / SWT 113 C |
| Machine type | single-belt wide-belt sander |
| Number of working units | 1 |
| Working width | 950 mm |
| Workpiece thickness | 3–160 mm |
| Sanding belt dimensions (width × length) | 970 × 1900 mm |
| Unit motor ratings in processing order | 11 kW |
| Cutting speeds in processing order | 17 m/s |
| Feed speed | 4 / 8 m/min |
| Compressed air pressure | 6 bar |
| Approximate extraction airflow | 1100 m³/h |
| Extraction air velocity | 20 m/s |
| Total connected load | 13 kW |
| Dimensions (length × width × height) | 1400 × 1700 × 1900 mm |
| Weight | 1300 kg |
Application and classification
The single-belt configuration serves a range of sanding tasks in smaller workshops. Successive grit stages require appropriate belt changes and additional passes. These figures reflect the historical brochure specification; the equipment of an individual used machine may differ.
