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Hollow Steel Pipe Bolts For Protecting Rock Layers
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Hollow Steel Pipe Bolts For Protecting Rock Layers

Hollow Steel Pipe Bolts For Protecting Rock Layers

Products Description The rock bolt body of the hollow rock bolt adopts a hollow design, and the middle hole of the rod body serves as the high-pressure wind and water channel and grouting channel for drilling. Compared with the solid rod body, the hollow rod body design can achieve better...
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Products Description
 

 

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Hollow grouting anchor rods are mainly used for systematic support of surrounding rocks with moderately good geological conditions.

 

 

 

 

Products Information
 

 

hollow grouting rock bolt information

 

Products Type 
 

hollow grouting rock bolt types

 

 

 

Products Advantage 

 

 

 

 

 

 

hollow grouting rock bolt 3

  1. Quickly form initial support through steel expansion shell anchor rods, control surrounding rock deformation, and ensure surrounding rock stability
  2. Hollow design enables the anchor rod to function as a grouting pipe, avoiding the loss of mortar caused by the traditional construction process of pulling out the grouting pipe
  3. Due to the role of various accessories, the centering of the anchor rod is very good. Mortar can wrap the entire length of the anchor rod, avoiding the risk of corrosion and achieving long-term support
  4. Easy to install, no need for on-site thread processing, and can easily install dome plates and nuts.

 

How to Use
 

 

 

hollow grouting rock bolt application  hollow grouting rock bolt assembly    

 

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