Split set is a new type of anchor with full length anchoring and active reinforcement of surrounding rock. The three-dimensional part is a high-strength steel pipe with a longitudinal slot. When installed in a drill hole slightly smaller than the pipe diameter, it can be radial pressure is applied to the hole wall over the full length and frictional force to prevent the surrounding rock from sliding down, plus the supporting force of the anchor plate , so that the surrounding rock is in a three-way stress state and the rock formation is great. In the case of blasting vibration surrounding rock anchoring, etc., the anchoring force is significantly increased in the later period. When the surrounding rock is significantly displaced, the split set does not lose its supporting resistance, it is better than the expansion shell anchor characteristic.
When choosing split sets, you must first choose a more formal manufacturer, so the quality is more guaranteed. Because the split set is not an ordinary product, it needs to ensure the safety of the mine support, so you may wish to take a look at the production workshop to see whether the production process is controlled strictly, whether the material and process are formal, and then decide whether to buy this product.
Choose a good manufacturer, and then take a look at the finished product. The surface of the split sets should be smooth, without serious strain, corrosion, welding seam should be free of cracks, no slag inclusions in the air hole, burning through the pipe wall is not allowed, the tray should be free on the rod mobile.
The above points are an important part of the selection of split sets. ZXSteelGroup has more than 20 years of industry experiences. If you have any needs for supporting products such as anchors, please contact us!
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Email: zxminesupport@zxsteelgroup.com
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