Shijiazhuang Zhongmei Coal Mine Equipment Co., Ltd.

Light-duty Single Prop

Light-duty Single  Prop
Product Detailed

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 and road heading. All the key parts (movable prop, cylinder, pedestal, reset spring, etc.) adopt advanced erosion resisted technology, and can resist acid and alkali corrosion, so it suits for various working environment.

 

DWB22-30/100

DWB25-30/100

DWB28-30/100

DWB31.5-30/100

DWB35-30/100

Max. Height (mm)

2240

2500

2800

3150

3500

Working Strocke(mm)

570/820

570/820

570/820

570/820

570/820

Rated Resistance(kN)

30

30

30

30

30

Rated Working Pressure (MPa)

3.8

3.8

3.8

3.8

3.8

Shoring Power (kN)

30

30

30

30

30

Inner DIA.of Hydraulic Cylinder(mm)

φ100

φ100

φ100

φ100

φ100

Relief Valve Rated Hydraulic Pressure

3.8

3.8

3.8

3.8

3.8

Weight(kg)

21

22

22.5

25

27

Driving Medium

EMULSIFICATING FLUID, HYDROSTATIC WATER



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