Underground Mining Roof Support Expansion Shell ∮36-3/4-M20-16
As the professional manufacture, we would like to provide you Underground Mining Roof Support Expansion Shell. And we will offer you the best after-sale service and timely delivery.
Product Introduction
Underground Mining Roof Support Expansion Shell is designed to be used for roof and ribs support in mine working areas as an independent or auxiliary roof support system.
Expansion shell bolts are easy to handle, while they are implemented fast. In the case of expanding anchors the anchor foot is braced against the borehole wall with wedge-shaped spreading elements.
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