Center distance 1.75m, support strength 1.32~1.36MPa; suitable for coal seams with thickness of 3.4~5.3m; durability performance test 40000 cycles, continuous use for 5 years without major overhaul and lifting to the surface.
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ZYA12000/25/50D Shielded Hydraulic Support
Negotiable
China
No.1, Kuangji Road, Fangshan District, Beijing, P.R. China
+86 10 81369541
zmbmj@chinacoal.com
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