Expandable winding mandrel
Description: The Mandrel is for coil winding machine use. Its outer diameter is expandable, motorized or manual adjustable. The diameter variation is big, taking-off is convenient, suitable for both horizontal coil winding machine and vertical coil winding machine.
Main Specification
| Spec | Expanding range/mm | Expanding range with pad/mm | Max coil weight/t | Bar length |
| KTM-1 | 200-300 | 300-400 | 1 | 1200 |
| KTM-2 | 300-400 | 400-500 | 2 | 1200 |
| KTM-3 | 400-500 | 500-600 | 2 | 1500 |
| KTM-4 | 500-600 | 600-700 | 3 | 1500 |
| KTM-5 | 600-700 | 700-800 | 5 | 2000 |
| KTM-6 | 700-800 | 800-900 | 5 | 2000 |
| KTM-7 | 800-900 | 900-1000 | 8 | 2000 |
| KTM-8 | 1000-1200 | 1200-1400 | 10 | 2500 |
| KTM-9 | 1200-1400 | 1400-1600 | 10 | 2500 |
| KTM-10 | 1400-1600 | 1600-1800 | 10 | 2500 |
| KTM-11 | 1600-1800 | 1800-2000 | 15 | 3000 |
| KTM-12 | 1800-2000 | 2000-2200 | 15 | 3000 |