China jack hammer manufacturer & supplier

Cheap Price Balanced pressure ventilation door damper door

No Pressure Ventilation Door (Balanced pressure ventilation door) is mainly used for underground outlet inlet lane and the main outlet inlet air lane

2015-06-29

Cheap Price Mine Airtight Door

Airtight door is made up of the flat steel plate,stiffened plates,ring beam and other combinations.

2015-06-29

Cheap Price ZYJ (C) mine air pressure self-help devices

ZYJ (C) mine air pressure self-rescue device is mainly used with coal and gas outburst coal mine disaster protection

2015-06-29

Cheap price DDJT series of automatic correction device

DDJT series of automatic correction device is used for belt conveyor, automatic correct transport tape

2015-06-29

Cheap price QWZCS-Single type Pneumatic stopper

QZC Series Pneumatic Mine Stopper Device

2015-06-29

Cheap Price QZCS-Double type Pneumatic stopper

QZC Series Pneumatic Mine Stopper Device

2015-06-29

Cheap Price QZCY-- Simple type Pneumatic stopper

QZC Series Pneumatic Mine Stopper Device

2015-06-29

Cheap price QZC Handle Pneumatic stopper

QZC Series Pneumatic Mine Stopper Device

2015-06-29

Cheap Price QZC Series Pneumatic Mine Stopper Device

QZC Series Pneumatic Mine Stopper Device

2015-06-29

Hot Sale YN27 YN27C Gasoline Rock Drill

Gasoline Rock Drill is a very efficient machine,composed of gasoline engine, oil pump,
rock drill

2015-06-27

Hot Sale Gasoline Rock Drill

Gasoline Rock Drill is a very efficient machine,composed of gasoline engine, oil pump,
rock drill

2015-06-27

Suspension single supporting hydraulic prop hydraulic rod

Single hydraulic prop for seam angle is less than 25 degrees - 35 degrees inclined coal seam mining face

2015-06-27

Double telescopic suspension hydraulic prop

Double telescopic suspension hydraulic prop use mine (suspension) technical principles, pillars suspended four-fifths of the resistance force reaches

2015-06-27

DN Inner Injection Single Hydraulic Prop

DN inner injection single hydraulic prop for the internal structure of the mine for the fluid hydraulic prop

2015-06-27

Hot Sale Grouting anchor bolt

Self drilling rock grouting anchor is a bolting solution for unstable ground conditions such as sand, gravel, silt, and clays, and in soft to medium

2015-06-27

Hot Sale Glass reinforced plastic anchor rod

dia. 10-50mm
Length: can be 18m per rod
Full thread GRP bolts, perfect thread fiberglass anchor bolt

2015-06-27