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1. Determine the anchor bolt hole position according to design requirements and drill holes using a drilling rig. 2. Clean the rock powder inside t...

1. Process inspection: Refers to the quality inspection of the designated process during the production of resin anchor rods until before bundling....

The composition of an anchor rod must have several factors: ① a rod body with a tensile strength higher than that of the rock and soil mass ② One e...

Anchor rods are the most basic component of roadway support in contemporary coal mines. They reinforce the surrounding rocks of the roadway togethe...

The use range of mining anchor rods can achieve end anchors, extended anchors, and full anchors; It has the advantages of simple operation and low ...