Industry News
The anchoring force test method of left-handed longitudinal ribless anchorsLeft-handed anchor without longitudinal rib has high strength, reasonable structure, large pre-tensioning force, can automatically adjust the direction of force, increase the binding force on the surrounding rock, and can
2024/06/04 15:15
What are the elements that affect the decrease of anchoring force of mining anchor rods?With the development of mine support technology, anchors and anchors are used in conjunction with each other. However, in the detailed underground use process, due to the quality of the anchoring material itself
2024/06/04 15:07
Factors affecting the quality of anchor tray determinations(1) Environmental temperature change, due to thermal expansion, the balance of the unequal arm and other reasons, will make the balance of the zero point and the equilibrium point of change, the value of the occasional deviation can be up
2024/04/17 09:57
Prestressed anchor flexible support technology and its applicationDeep foundation pit support technology has always been a popular and difficult point of concern in the academic and engineering circles. The traditional deep foundation pit support technology into a hole is similarly difficult, the
2024/03/20 14:24
What is the anchor beam system of anchor rods?At present, in the production mines of various companies in China, some of the mining depth has reached more than 500-1000 meters, and the ground stress, surrounding rock force and deformation are complicated and diverse, a single anchor support can no
2024/03/04 15:23
The main factors of integrity and stability of anchor supportThe put into use of anchor rods eliminates the hidden dangers in safety production to a certain extent and reduces the labor intensity of workers. The synchronized water injection design of anchor rods effectively prevents sparks
2024/02/26 14:14
Borehole diameter of anchor rods is related to soil conditionsWhat is the typical drilling diameter of anchor rods?Anchor bar is a common foundation reinforcement material used in construction projects. It is made by pre-burying steel bars in the soil, and then pre-stressing and mechanically
2024/01/22 09:14
Mining roadway anchors in the use of what to do before the inspectionMining anchor is the basic component of tunnel support in contemporary coal mines, which is used in the support of the surrounding rock of the mine tunnel and underground project, and can ensure the stability of the surrounding
2024/01/14 13:55
Background on Hollow AnchorsTo better understand the mechanics involved in load transfer between anchors and mine rock, the Bureau of Mines initiated a program to study the load transfer mechanics of passive, fully grouted hollow anchors. This work was accomplished in support of the Bureau's goal
2024/01/08 15:39
Ultra-Deep Coal Mining Vertical Shaft To Crack The Support Problem A few days ago, a group company improved the design of cyclic step of over-head support, which solved the problems of roof crushing caused by repeated support. This process is the first time to be applied in the domestic extra-
2023/12/18 13:35
On November 3, various kinds of ores displayed at the exhibition attracted many participants.On the same day, 2023 (15th) China International Mining Conference opened in Tianjin Meijiang Convention and Exhibition Center, the conference to "opportunities, challenges, development" as the theme,
2023/11/16 15:18
Shandong anchor manufacturer produces anchor is a kind of anchor, active reinforcement of the surrounding rock of the new anchor. Before hitting the anchor, we Should knock on the gang to ask the top, the loose rock block block diao exhaust, deal with the dangerous rock. Check whether the width and
2023/07/24 14:28