Slit wedge tubing bolt

Specifications

Slit Wedge Tubing Bolt

This bolt,also known as seam anchor bolt,has many advanges,such as consolidate a surrounding rock on self's own initiative,active reinforcement anchorage and immediatelly bearing,etc.the bolt is installed in a hole which has smaller diameter than it.it can immediatelly impose full range radial pressure on the wall of the hole to prevent rock fall.I n case of blasting vibration displacement of surrounding rock,anchoring inscreases signficantly,and supporting effect is ideal.

Materials: Q345

SPEC.:    33mm,39mm,42mm,47mm