| Typ | Heating Zone size(mm) | Capacity (kg) | Heating Elment | Heating Power(KW) | Max Temp(ºC) | Temp. Unifomity(±ºC) | Max. Vacuum(Pa) | Pressure rise rate(Pa/h) |
| VHB-334 | 300x300x400 | 100 | Mo/Gr | 60 | 1300 | 5 | 9x10-4 | 0.5 |
| VHB-446 | 400x400x600 | 150 | 80 | 1300 | 5 | 9x10-4 | 0.5 | |
| VHB-557 | 500x500x700 | 280 | 100 | 1300 | 5 | 9x10-4 | 0.5 | |
| VHB-669 | 600x600x900 | 450 | 150 | 1300 | 5 | 9x10-4 | 0.5 | |
| VHB-8812 | 800x800x1200 | 800 | 210 | 1300 | 5 | 9x10-4 | 0.5 | |
| VHB-9918 | 900x900x1800 | 1000 | 450 | 1300 | 5 | 9x10-4 | 0.5 | |
| VHB-10/10/15 | 1000x1000x1500 | 1200 | 450 | 1300 | 5 | 9x10-4 | 0.5 | |
| VHB-8830 | 800x800x3000 | 2000 | 500 | 1300 | 5 | 9x10-4 | 0.5 |
