CE Certification DN20 DN24 Acrow Props Coal Mining Hydraulic Props
Product Description
Introduction of Dwb 28 Mining Support Tunnel Light Single Hydraulic Steel Acrow Prop Selling Mining Support Tools
Single hydraulic props are divided into external liquid supply type (referred to as external injection type) and internal liquid supply type (referred to as internal injection type) according to their different liquid supply methods. According to different working strokes, the struts are divided into single telescopic (single stroke) struts and double telescopic (double stroke) struts. According to the different materials used, the pillars are divided into steel pillars and light alloy pillars.zmwm20
Certifications
Product Parameters
Parameters of Dwb 28 Mining Support Tunnel Light Single Hydraulic Steel Acrow Prop Selling Mining Support Tools
| Model |
DN06 |
DN08 |
DN10 |
DN12 |
DN14 |
DN16 |
DN18 |
DN20 |
DN22 |
| Max Height mm |
650 |
800 |
1000 |
1200 |
1400 |
1600 |
1800 |
2000 |
2240 |
| Min Height mm |
510 |
590 |
700 |
850 |
1000 |
1100 |
1200 |
1390 |
1540 |
| Working Limit mm |
140±10 |
210±10 |
300±10 |
350±20 |
400±20 |
500±20 |
600±20 |
610 |
700 |
| Rated Working Resistance kN |
250 |
|
|
|
|
|
|
300 |
|
| Rated Working Pressure MPa |
49 |
|
|
|
|
|
|
46.3 |
|
| Cylinder Inner Dia mm |
80 |
|
|
|
|
|
|
90 |
|
| Initial Support kN |
49 |
|
|
|
68.7-78.5 |
|
|
|
|
| Base Area cm2 |
120 |
|
|
|
|
|
|
|
|
| Max. Torque On Handle N.m |
<200 |
|
|
|
|
|
|
|
|
| Increase Height per Handle Shake mm |
≥12 |
|
|
|
≥20 |
|
|
|
|
| Down Prop Seed mm/s |
>20 |
|
|
|
>30 |
|
|
|
|
| Working Medium |
5# hydraulic oil |
|
|
|
|
|
|
|
|
| |
5#Hydraulic oil |
|
|
|
|
|
|
|
|
| Weight kg |
23 |
26 |
29 |
34 |
38 |
41 |
45 |
55 |
60 |
Detailed Photos
Photos of Dwb 28 Mining Support Tunnel Light Single Hydraulic Steel Acrow Prop Selling Mining Support Tools
Company Profile
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