It is used for supplying flush liquid during heading in coal lane, and the flush liquid can be slurry, water and coal water. It is used for supplying flush liquid during heading in coal lane,and the flush liquid can be slurry,water and coal water .it belongs to single-action...

for temperary roof supporting in lane,Portable,erosion resisted and easy operate.Weight only 30% of steel prop with same height. Emulsified fluid or hydrostatic water as working medium, Used for temporary roof supporting in the lane, especially when carrying out lane maintenance...

Used for drilling the rock with hardness f>=10. Adopting high-grade diamond segment material with super hardness and good toughness, and advanced welding technique and equipments, it is used for drilling the rock with hardness f≥10. Comparing with the alloy drill bit, it has...

The series of DW outer-injected single hydraulic prop can be used fro supporting the roof of mining coal face independently.   The series of DW outer-injected single hydraulic prop can be used fro supporting the roof of mining coal face independently or associated with slide...

It is used for supplying flush liquid during heading in coal lane, and the flush liquid can be slurry, water and coal water. Features Specifications:Sell 2NB-50/1.5-2.2 slurry pumpmain parameters:rated working pressure: 1.5 MPa rated flux: 50L/min piston rated cicle time: 190/min...

light weight, anti-corrosion, ease of operation, decrease work density, increase work efficiency DWB series portable hydraulic single prop is constant-resistance prop with hydraulic oil supply outside.as the pioneer of designing and manufacturing this equipment in China,we adopt...