DW series of outer single hydraulic prop is constant impedance pillar,with the strong support,the resistance stability etc.
The main technical parameters
DW series of outer single hydraulic prop
Type of prop | Max height | Min height | Working stroke | Rated resistance | Rated fluid pressure | Diameter of oil cylinder | Pump station pressure | The first sustaining load | Use of fluid | Total weight |
Unit | mm | mm | mm | KN | MPa | mm | MPa | KN |
| kg |
DW45- 250/110L | 4500 | 3010 | 1490 | 250 | 26.3 | 110 | 15-20 | 142.5-190 | Emulsion include 2% M-10 emulsifier | 114.3 |
DW42- 250/110L | 4200 | 2850 | 1350 | 108.0 | ||||||
DW40- 250/110L | 4000 | 2750 | 1250 | 103.9 | ||||||
DW38- 250/110L | 3800 | 2640 | 1160 | 99.6 | ||||||
DW35- 300/110 | 3500 | 2500 | 1000 | 300 | 31.6 | 91.7 | ||||
DW31.5- 300/110 | 3150 | 2150 | 1000 | 84.7 | ||||||
DW28- 350/110 | 2800 | 1900 | 900 | 350 | 36.8 | 77.1 | ||||
DW25- 350/110 | 2500 | 1676 | 824 | 66.5 | ||||||
DW22- 400/110 | 2240 | 1416 | 824 | 400 | 42.1 | 61.8 | ||||
DW20- 400/110 | 2000 | 1229 | 771 | 56.9 | ||||||
DW18- 400/110 | 1800 | 1099 | 701 | 51.9 | ||||||
DW16- 400/110 | 1600 | 994 | 606 | 47.6 | ||||||
DW14- 400/110 | 1400 | 889 | 511 | 43.4 | ||||||
DW12- 400/110 | 1200 | 771 | 429 | 39.0 | ||||||
DW10- 400/110 | 1000 | 674 | 326 | 34.7 | ||||||
DW08- 400/110 | 800 | 567 | 233 | 30.5 | ||||||
DW06- 400/110 | 620 | 468 | 152 | 26.7 |
DW prop
