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Hydraulic roof -cutting prop
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Product Details
| Brand Name | Chinacoal | Place of Origin | China | |
| Model Number | Hydraulic roof -cutting prop |
Product Description
Parameter
Rated working resistance kn 784
Rated working for first hydraulic cylindermpa 25
Second cylinder 39
Pump pressure kn 19.6
Supporting force level first cylinder kn 617
second cylinder 392
Max. Height mm 1000 1201 1399
Min height mm 552 619 685
working stroke first cylinder mm 228 295 361
Second cylinder 220 287 353
Mining heigh m 0.65-1.0 0.75-1.2 0.8-1.4
Base area cm2 66*50=3300
Bottom pressure mpa 2.37
Roof pressure mpa roof top dia. Mm/pressure ?320/9.97?250/15.97
Mining surface inclination Angle<15
Caving line per meter kn 523
Working medium 5%m-10 or mdt
Emulsified oil emulsion
weight kg 289.4 307.4 325.4
Contact Us
- Shandong Coal Industry & Mining Group
- Contact nameMike Jiang Chat Now
- Phone0086-537-2350961
- AddressNo.69 Huoju Road, New & High Zone,Jining City,Shandong Province,China, Zibo, Shandong
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