| | SD-1200 | SD-500 |
| Max. Temperature for Graphite Crucible | 1300ºC | 1300ºC |
Melting Capacity in Graphite Crucible (max) 850-935 Silver Alloy | 900 gr | 400 gr |
Melting Capacity in Graphite Crucible (max) 585-750 Gold Alloy | 1200 gr | 500 gr |
| Max. Flask Size | Ø 110 x 170 mm | Ø 100 x 130 mm |
| Electric Power with Normal Load | 2,2 kW | 1,6 kW |
| Temporary overloading | 2,7 kW | 2,2 kW |
| Heating up time of cold machine | 16 min. | 10 min. |
| Melting Time Per Charge at 1000ºC | 8 min. | 5 min. |
| Overall Dimensions | Ø 110 cm | Ø 105 cm |
| Overall Height with steel base | 101 cm | 101 cm |
| Height without steel base | 61 cm | 61 cm |
| Weight | 170 kg | 150 kg |