m33 underground mine friction anchor roof bolt for sale

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Any interest about our products, please contact us. 

I'm Elsa, glad at your service. elsa(at)jyminingtechnology(dot)com

Features: 

·         The 39mm Friction Bolt is suitable for installation with hand held rock drills (stoppers/drifters).

·         Friction bolts can be load tested by fitting a special ring to the bolt prior to its installation. Pull tests can then be conducted with a hollow ram hydraulic jack.

·         Further corrosion protection can be provided by hot dip galvanizing.

·         Can be used with 47mm FB for mesh pinning.

m33 underground mine friction anchor roof bolt for sale

Standard Lengths & Packaging:

·         Standard bolt lengths include 450mm long and from 600mm to 2400mm in 300mm increments.

·         Non-standard lengths are available on application.

·         Friction Bolts are supplied in standard packs of 150 bolts (39mm & 47mm) and 300 bolts (33mm).