Factory Direct Delivery DN315-160/90 No Middleman Makes a Difference Hydraulic Acrow Prop Roof Props

• After-sales Service: Online
• Warranty: 1.5
• Certification: CE
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: DN
• Standard: GB
• Surface Treatment: Single Hydraulic Prop
• Manufacturing Process: Single Hydraulic Prop
• Material: Single Hydraulic Prop
• Model: DN31.5 Steel Supporter Shoring
• Max Height (mm): 3150 Hydraulic Prop Construction Coal Mining
• Min Height (mm): 2450 Adjustable Steel Prop
• Working Resistance (Kn): 160 Hydraulic Acrow Props
• Working Pressure (MPa): 25.1 Acrow Props
• Weight (Kg): 78
• Transport Package: Export Standrad Package
• Trademark: chinacoal
• Origin: Jining City, Shandong Province, China
• Production Capacity: 1000 Sets Per Month

Product Description

Structure of Factory Direct Delivery DN315-160/90 No Middleman Makes A Difference Hydraulic  Acrow Prop Roof Props

Dn315-160/90 Hydraulic Prop Hydraulic Prop Acrow Prop Roof Props 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.
DN single hydraulic prop could be applied for coal mining face of the roof support and the end plate supporting the head, because of its large carrying capacity, anti-bias load capacity, large working stroke, using a wide range, so it can be used in thin coal seam, thick coal seam or over thick coal seam.zmwm14

Parameter of Factory Direct Delivery DN315-160/90 No Middleman Makes A Difference Hydraulic  Acrow Prop Roof Props

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

Pictures of Factory Direct Delivery DN315-160/90 No Middleman Makes A Difference Hydraulic  Acrow Prop Roof Props