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Structure of Factory Direct Delivery Cheap Acrow Good Quality And Low Price DN Single Hydraulic Acrow Props Manufacturer
Cheap Acrow Props DN Single Hydraulic Prop Acrow Props Manufacturer as internal structure of the mine for the fluid hydraulic prop, mainly consist by the roof, ventilation valve, cylinder, live cylinder, piston, hand pump, unloading valves, safety valves and handles body and other component parts.It plays a big role in the mine roadway support, get the acceptance and use of country's major coal mines customers, it is simple, easy to use, without liquid injection, the direct use hand crank to complete hydraulic prop lift column and drop column.Parameter of Factory Direct Delivery Cheap Acrow Good Quality And Low Price DN Single Hydraulic Acrow Props Manufacturer
Model | DN25 | DN28 | DN31.5 | DN35 | DN38 | DN40 | DN42 | DN45 |
Max Height mm | 2500 | 2800 | 3150 | 3500 | 3800 | 4000 | 4200 | 4500 |
Min Height mm | 1800 | 2100 | 2450 | 2800 | 3100 | 3300 | 3500 | 3800 |
Working Limit mm | 700 | |||||||
Rated Working Resistance kN | 250 | 160 | 150 | |||||
Rated Working Pressure MPa | 39.3 | 25.1 | 15.7 | |||||
Cylinder Inner Dia mm | 90 | 110 | ||||||
Initial Support kN | 68.7-78.5 | |||||||
Base Area cm2 | 120 | 147 | ||||||
Max. Torque On Handle N.m | <200 | |||||||
Increase Height per Handle Shake mm | ≥20 | |||||||
Down Prop Seed mm/s | >30 | |||||||
Working Medium | 5#Hydraulic oil | |||||||
Weight kg | 68 | 74 | 78 | 86 | 91 | 95 | 113 | 119 |
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