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Underground Mining Tunnel High Strength Rock Anchor Bolt

Underground Mining Tunnel High Strength Rock Anchor Bolt is a self drilling rock grouting anchor, is a bolting solution for unstable ground conditions such as sand, gravel, silt, and clays, and in sof

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Introduction of Underground Mining Tunnel High Strength Rock Anchor Bolt

Underground Mining Tunnel High Strength Rock Anchor Bolt is a 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 fractured rock formations.
self drilling rock grouting anchor consists of anchor nut, anchor plate, anchor coupler, hollow anchor bar, sacrificial drill bit
self drilling rock grouting anchors are successfully used for anchoring in poor ground, cohesive and non-cohesive soils, and in case of unstable boreholes.

Main Applications of Underground Mining Tunnel High Strength Rock Anchor Bolt

* Road / rail construction and maintenance
* Tunneling & Mining
* Rural environments
* Private residences
* Special foundations
* Avalanche protection structures

System Description of Underground Mining Tunnel High Strength Rock Anchor Bolt

1, hollow core with continuous hot-rolled outside thread
2, application as injection anchor without casing, especially for non-stable boreholes
3, self-drilling installation, utilization of the anchor bar as drill rod with a single-use drill bit
4, easy extension of the anchor bars by anchor coupler
5, grouting or development of the grout body either simultaneously with drilling using a rotary injection adapter or afterwards
6, assembly of the anchor head with the anchor plate and the nut, stressing and locking

Prime Advantage of Underground Mining Tunnel High Strength Rock Anchor Bolt

1, easy and similar operation principle for different rock mass and soil conditions
2, drilling, anchoring and grouting can be performed in one single operation
3, no pre-drilling of a borehole by using a casing tube and extension rods with subsequent anchor installation necessary
4, minor space requirement for the accomplishment of anchoring
5, optimized machinery and manpower requirements
6, basic dimensioning of the required anchoring forces by choosing the appropriate anchor type
7, optimum bonding of the profiled anchor rod and the grout
8, adjustment of the drill bit design and diameter to different rock mass and ground conditions
9, simple anti-corrosion method available
10, appropriate for temporary or permanent applications

Images of Underground Mining Tunnel High Strength Rock Anchor Bolt

Underground Mining Tunnel High Strength Rock Anchor BoltUnderground Mining Tunnel High Strength Rock Anchor BoltUnderground Mining Tunnel High Strength Rock Anchor Bolt

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  • Contacts:V***t E-mail:V***t @a****i.uk
    Want to cooperate with your company, please get back to us
    Dear Customer, We clarify as soon as possible your request and will contact you shortly. China Coal Group
  • Contacts:C***l E-mail:C***lcl
    Could you please send me price list?
    Thanks for your support to us! And our sales will contact you soon!
  • Contacts:J***n E-mail:J***n @hotmail.uk
    Please sent your best price quotation (FOB & CIF) for our requirement.
    Dear Customer, We just got your message. Our sales will contact you asap.
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