Bidh an druma a-staigh a’ gabhail ri dòigh dràibhidh cuibhle rolair gun shax, a tha ceart, rèidh, agus as urrainn rothladh anns an dà thaobh agus air ais.
Tha an druma a-staigh air a stiùireadh le rolair neo-shailean, a bhios ag obair gu ceart agus seasmhach, agus faodar a thionndadh anns an dà thaobh.
| Modail Bathar | GHG-60Z-L | GHG-120Z-LBJ | GHG-120Z-L | GHG-160Z-L |
| Comas Luchdaidh as Motha gach Baidse (kg) | 60 | 120 | 120 | 160 |
| Bholtaids (V) | 350 | 380 | 380 | 380 |
| Cumhachd Ceangailte (kW) | 7 | 13.2 | 13.2 | 18 |
| Caitheamh Cumhachd (kWh/h) | 5 | 10 | 10 | 14 |
| Brùthadh Ceangail Smùide (bar) | 4~7 | 4~7 | 4~7 | 4~7 |
| Meud Ceangal Pìob Smùide | DN40 | DN50 | DN50 | DN50 |
| Caitheamh Smùide (kg/uair) | 190 | 350 | 350 | 470 |
| Meud Ceangal Pìob Dlùthachaidh | DN25 | DN25 | DN25 | DN25 |
| Brùthadh Ceangail Adhair Teannaichte (MPa) | 0.5~0.7 | 0.5~0.7 | 0.5~0.7 | 0.5~0.7 |
| Cuideam (kg) | 2900 | 3000 | 3250 | 4000 |
| Meud Iomlan (L × D × À, mm) | 1950 × 2285 × 4130 | 2220 × 2850 × 3800 | 2220 × 2850 × 4520 | 2430 × 3010 × 4690 |