- ASESDownload PDF
DSI expansion shells hold in any rock strata which is sufficiently competent to provide an adequate anchorage. They are designed to anchor in soft ground or hard rock. In good stratathe anchorage exceeds the ultimate strength of the steel bolt. All expansion shells require a competent strata in the anchor zone. The suitability of the anchorage and the specific expansion shell to be used is best determined by physical load testing
- COUPLINGDownload PDF
The Rock Bolt Extension Coupling is a specialty product used to extend rock bolts to ensure the bolt end does not protrude from the rock after the bolt has ultimately completed its purpose. i.e. Securing boot ends, dirve heads etc. This ensures no subsequent damage occurs to rubber tyred vehicles.
- RM35100Download PDF
The Resin Mixer System was designed to assist in the installation of Rock Bolts with Chemical Anchors in larger diameter holes by providing substantially enhanced mixing of the Chemical Anchors.
The Resin Mixer System is designed to attach to the up hole end of the CS5 and CS4 Rock Bolts.
- N-OZDownload PDF
DSI Underground have continued to develop torque resistance nuts. The DSI Oz Nut has a metal insert pressed into the backof the nut to provide the breakout resistance during resin mixing. Once the resin has cured the metal insert is broken out and the nut is run up the thread.
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