ZY Series Shield Caving Hydraulic Roof Support System,ZY Series Shield Caving Hydraulic Roof Support System Price,ZY Series Shield Caving Hydraulic Roof Support System Parameter,ZY Series Shield Caving Hydraulic Roof Support System Manufacturer-Shandong China Coal Import & Export Co., Ltd.

Introduction of ZY Series Shield Caving Hydraulic Roof Support System

ZY Series Shield Caving Hydraulic Roof Support System is developed on the basis of shield and chock-shield supports. It can be used in the different conditions such as medium stability roof, stability roof, broken roof, soft roof, etc. The hydraulic support is to support, both a bracket cover.
The ZY Series Shield Caving Hydraulic Roof Support System including 6 structural system, they are endpoint location, coal seam, roof beam, beam cover, base and backbone.

Parameter of ZY Series Shield Caving Hydraulic Roof Support System

Model	Support Height m	Working Resistance KN	Supporting Strength Mpa	Base Plate Pressure Mpa	Step Passage mm
ZY2800/13/28	1.3-2.8	2800	0.68-0.76	1.1-1.8	700
ZY3800/16/32	1.6-3.2	3800	0.65	1.4	700
ZY4000/13/28	1.3-2.8	4000	0.58-0.67	1.57-2.35	700
ZY5000/13/27	1.3-2.7	5000	0.77-0.85	0.9-1.8	700
ZY6700/20/40	2.0-4.0	6700	1.06-1.09	1.6-2.85	900
ZY9000/24/50	2.4-5.0	9000	1.08-1.1	1.6-2.8	900