Supprting & Sheltering Hydraulic Support
Supprting & Sheltering Hydraulic Support High stability, high supporting strength of back top grider, well properties
Supprting & Sheltering Hydraulic Support
High stability, high supporting strength of back top grider, well properties, easy to handle, fit for hardness coal layer, strong and clear periodic pressure's old top plate.Technical parameters:
| Type | work resistance(KN) | initial supporting force(KN) | height(mm) | center distance(mm) | supporting strength(Mpa) |
| ZZ2800/15/30 | 2800 | 2534 | 1500~3000 | 1500 | 0.48 |
| ZZ3800/16/30 | 3800 | 3252 | 1600~3000 | 1500 | 0.65 |
| ZZ4000/16/32 | 4000 | 3264 | 1600~3200 | 1500 | 0.68 |
| ZZ4800/18/38 | 4800 | 3958 | 1800~3800 | 1500 | 0.82 |
| ZZ5000/18/40 | 5000 | 4451 | 1800~4000 | 1500 | 0.83 |
| ZZ5800/22/43 | 5800 | 5235 | 2200~4300 | 1500 | 0.84 |
| ZZ6200/18/38 | 6200 | 5232 | 1800~3800 | 1500 | 0.85 |
| ZZ7500/22/45 | 7500 | 6184 | 2200~4500 | 1500 | 0.93 |
Supprting & Sheltering Hydraulic Support
