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tunneling reinforcement rock bolting 20*2000
tunneling reinforcement rock bolting 20*2000

tunneling reinforcement rock bolting 20*2000 1.for tunneling 2.anchor hold:no less than 70KN

Tunneling Reinforcement Rock Bolting 20*2000

 

Use:

Tunneling Reinforcement Rock Bolting 20*2000 can be used in tunneling and underground mining, steel rod inserted in a hole drilled into the roof or walls of a rock formation to provide support to the roof or sides of the cavity. Rock bolt reinforcement can be used in any excavation geometry, is simple and quick to apply, and is relatively inexpensive. The installation can be fully mechanized. The length of the bolts and their spacing can be varied, depending on the reinforcement requirements.

 

Technical Data

Diameter:20mm

Length:2000m

tunneling reinforcement rock bolting 20*2000

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