SRH rod handling system for tunneling drills

Sandvik SRH is a fully automatic rod handling system for longhole drilling in tunneling with Sandvik GT38 MF extension rods. The optimal hole size is 64 mm.
Typical applications are drilling of injection and probe hole fans heading from tunnel face forward.

SRH provides safe, ergonomic and automated way of extension rod handling.
Design criteria of revolutionary Sandvik SRH solution has been hole straightness, productivity, low weight, compact design, ease of use and durable and protected structure for demanding tunnel conditions. Sandvik SRH is designed for the latest models of i-series tunneling jumbos.

Depending on application Sandvik SRH can use 8 ft or 10 ft extension rods. For effective uncoupling of rods SRH is delivered with Power Extractor which is mounted on a rock drill.

The magazine is designed for eight extension rods in addition to the starter rod on the feed. Controls of SRH and Power Extractor are integrated to the control system of the drill rig.

-Allow to drill long hole by adding up to 9 rods rod on the feed.
-Fully mechanized system that allows extension drilling without having to bring people on the front danger area of the machine.

-Improve machine versatility
-Improve safety