
| Cylinder material | Carbon fiber composites |
| Content | Compressed air |
| Hydrostatic pressure | 45MPa |
| Working pressure | 30 MPa |
| Thread | M18*1.5 |
| Gas cylinder volume | 2L / 3L |
| Max flow | 300 L/min |
| Inhalation resistance | <500Pa |
| Exhalation resistance | <1000 Pa |
| Alarm pressure | 4~6 Mpa |
| Service time | 10 minutes for 2L/ 15 minutes for3L |
| Texture of material of cylinder | 34CrMo4 |
| Cylinder inner wall coating | Pickling and phosphating |
| Cylinder Vol. | W.P. of air cylinder | Max. air supply flow | Respiratory resistance | Alarm pressure | W.T. of complete appliance | Service time of ref | |
| Exhalation | Inhalation | ||||||
| 2.0L | ≤30MPa | ≥1000L/min | ≤1000Pa | ≤500Pa | 5.5±0.5MPa | 3.0KGS | 15mins |
| 3.0L | ≤30MPa | ≥1000L/min | ≤1000Pa | ≤500Pa | 5.5±0.5MPa | 3.8KGS | 20mins |


