
E 9090 RIG
E9090: THE LARGE DIAMETER DTH STAR
E9090: Top choice for DTH
The E9090 is the exclusive drilling rig of the E9000 series particularly dedicated for Large Diameter DTH Hammer operations. It is supplied as standard with the exclusive Enteco Mast Support System that provides the mast with much greater rigidity and high torque along the entire length to ensure optimum performance and maximum stability.
Strong, powerful, already chosen by the greatest: the Enteco E9090 is highly stable and can operate in the most complex and harsh geological environments. No rocky soil poses a challenge for the E9090.
E9090: Unique features, special inclinations
E9090 is designed for DTH and DTHR technology with extraordinary inclinations: ±16° front/rear and ±10° side, plus a combined inclination ±16° and ±10°.The E9090 is fitted with a specially-designed Enteco Rotary Head that is perfect for DTH operations: it drives casings, it is highly resistant to vibrations, dust and continuous use. A rotary head that is remarkable for its sturdiness and its duration. Reverse circulation is also a solution already successfully adopted in many Enteco equipment around the world. Thanks to the “Enteco transport option”, forget about transport weight limits: we have the solution.
E9090: The Enteco DTHR method
Enteco has more than 30 years of experience in the large diameter DTH hammer technology, gained in hundreds of job-sites and projects in hard and rocky soils around the world. A great boost to productivity was recently given by the introduction of the exclusive Enteco DTHR technology, with the tilting Rotary that allows the loading of the casings in horizontal position. By means of this ingenious and innovative solution we have recorded increases of productivity up to 4 times compared to the traditional method.
Not only DTH and DTHR: the E9090 can be also used for other foundations technologies without modifications.

E 9090 - Tecnical Data | ||
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Weight of standard machine | ton | 92 |
Engine Max. Power | kW/HP | 586 / 795 |
Rotary Max. Stroke | m | 27 |
Rotary Max. Torque | kNm | 350 |
Extraction force | kN | 880 |
Lateral inclination | ° | +/- 10 |
Back/front inclination | ° | +/- 16 |
Combined inclination | ° | +/- 16 +/- 10 |
E9090 - Main Technology | ||
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E 9090 DTH | Large dia DTH |

