Q235 Carbon Steel single hydraulic prop with certificate

Q235 Carbon Steel single hydraulic prop with certificate

specification

 DW single hydraulic prop is a constant for the fluid outside the resistive pillars with metal roof beams, used in coal mine stope roof support, can be used for mechanized mining face end support and temporary support.

model meaning

For example DW25-250/100

D-Representative hydraulic prop

W-representatives out injection type

25 - Maximum height of the pillar

250 - as the pillar of the rated working resistance

100 - as the pillar of the cylinder diameter

feature

1, Long working stroke , especially for large height variation face of underground roof.

2, Apply inner bore seal bump- resistance in the underground, with a wide range of use.

3, Never broken. Using friction welding, the weld is not broken.

4, Uses a new sealing device, remove the DZ-type pillar between the piston and plunger leakage point, safe and reliable.

5,Level of support available.

6, High strength, no bend.

parameter

Detailed Picture