Quarry-Marble Drill Rigs

MARMOROK 90 E

Marmorok 90 E is Gemsa’s surface DTH drill rig, based on proven and tried technology with simple design, which ensures continuous and uninterrupted operation ,even in the harshest conditions. Equipped with a powerful DTH hammer, perfect choice especially for marble quarries and also for Granite & Limestone. Rig is build as a high production anchor and capable of taking on the most demanding projects and also complying with all important safety standards. Marmorok 90 E can achieve depths approaching 40 meters (drill hole : Ø 90 mm) in good conditions and capable of drilling from vertical to horizontal and also inclined. All service points can be easily accessed and maintained. Daily service points are accessible without removing any panel.

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MARMOROK 90 E is well known as high performance in terms of speed, reliability and long life.

* Quick access to main hydraulics and power pack components make maintenance procedures much more simple.
* Rig allows greater flexibility in positioning and capable of drilling from vertical to horizontal and also inclined.
* Well suited to large-scale production work in marble quarries.
* Powered by Deutz F2L2011 diesel engine (23 kW @2800rpm) and 22 kW electric motor. Operator can use diesel or electric power for tramming and drilling functions according to site conditions and fuel economy.
* Rig has GEMSA DW Model Drill Head can drill in both ways. It is designed to increase productivity and save time.
* Drill head operating surfaces are covered with hardox plates and cradle is supported with rollers.
* Feeding System : Negative Brake Planetary Gearbox with Hydraulic Motor.
-Pull Back Force : 25 kN ( 2,5 tones @ 160 bar )
-Pull Back Speed : 30 m/min
* Easy to operate Marmorok 90 by its ergonomic design manual control panel.