DYWIDAG Rock Bolts

Installation and Stressing Equipment

Installation
Spinning Adapter


Impact Wrench
Impact Wrench

Spinning Adapter to spin the bolts into resin cartridges by electrical or air-driven drilling machines

Stressing

Tensioner suitable for electric or pneumatic impact wrenches
Hydraulic Jack HOZ 250/50 for stressing and testing of rock bolts with hexagon nut and spherical seat, Hydraulic Jack HOZ 250/50
Technical Data of the HOZ 250/50
dimensions[mm] 600x400x200
capacity [kN] 250
stroke[mm] 50
pressure [MPa] 500
weight [kg] 15
Universal Stressing Setup
Universal Stressing Setup

Universal Stressing Setup for stressing of rock bolts whose axes do not lie normal to the rock face, a hollow cylinder jack equipped with an adjustable chair is used to ensure perfect alignment and load transmission.