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Mine rock bolt maintenance method

Mine rock bolt refers to a tool applied to mine roadway and surrounding rock support of underground engineering, it can realize end anchor, extended anchor and full anchor, which has the advantages of simple operation and low price, it is widely used in all kinds of roadway support for coal mine, railway, hydropower and other projects to ensure the stability of surrounding rock in mine roadway and underground engineering.

Mining rock bolt has an irreplaceable advantage over traditional rock bolt. However, if you can properly maintain the mine rock bolts, you must be able to give full play to its value. When it comes to the maintenance method of mine rock bolts, it is not complicated, just follow the steps below and you can easily get it.

1.      Bolt the anchor hole, the depth of the eye is 80-100mm shorter than the anchor body.

2.      Remove the rock powder from the anchor hole.

3.      The quality of the medicine roll should be checked before the charge, and the rupture of the medicine should not be used.

4.      The resin roll is sent to the fundus, and the anchor is used to start the stirring with the anchor, after the stirring, the stirring tool is removed, after 4-6minutes, the stirring connector is removed, the upper tray is removed, and the wrench is tightened after 40 minutes.


For more than 20 years, Zongxiang Support has been committed to the processing of mining support materials and mine support products, strictly controlling the quality, and has been well received by customers after the products are put on the market. If you have support needs, you are welcome to inquire.

Email: zxminesupport@zxsteelgroup.com

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