SMS R7 (HD) MUD- OMV Heavy Duty Double Motor Rotary Head Gearbox

When it comes to solar piling, the equipment is only as good as its ability to handle shock loads. The SMS R7 is designed with a ("failure-is-not-an-option"). Unlike standard fabricated housings that can crack under stress, our Steel casted housing undergoes a meticulous annealing process. This relieves internal stresses, enhancing the metal's ductility and its ability to absorb constant vibration without fatigue. The heart of the SMS R7 is a massive 130mm forged spindle. Forging creates a continuous grain flow, making it significantly stronger than machined bars. This allows the gearbox to handle the high torque required for large-diameter drilling. To counter the lateral and axial forces of 8" to 18" hammers, the main spindle is supported by a specialized four-bearing arrangement. This configuration distributes the load evenly, preventing spindle deflection and extending the life of the internal gears. Specifically tuned for DTH (Down-The-Hole) drilling in rocky strata where standard gearboxes fail. Optimized for the high-frequency percussion of large-scale hammers. The robust bearing housing and forged components reduce downtime and repair intervals, keeping your project on schedule.

• Product Details
• Technical Specification

Application	Domestic Waterwell, Solar Piling
Drilling Method	DTH/ Rotary Drilling
Water Well Depth	3000m @ 8"
Piling Depth and Dia	10m @ 17" to 47"
Spindle Diameter	130 mm
Hydraulic Motor	2x OMT or 2x OMV Series Hydraulic Motor
Gearbox Housing	MS Annealed, Graded CI (In House)
Center Bearing	Full Casted 4 Bearing Double Bearing Housing Driveline- Heavy Duty Tapper Roller (Timken/ Koyo/ FAG)
Warranty	1 Year Warranty, 10 year Spare part backup
Attachment	Water swivel system @5000 PSI

Gearbox Ratio	3:1 (Grounded Gears)- Smooth Drive
Max Output RPM	0-160 RPM ( Based on Motor Selection)
Max Output Torque	0-10000 Nm ( Based on Motor Selection)
Flushing Hole Diameter	40- 50mm
Flushing Medium & Pressure Rating	Air or MUD @ 5000 PSI
Max pull up force withstanding capacity	25000 kgf
Max pull down force withstanding capacity	10000 kgf
Gearbox Weight	352 Kg's without motor
Gearbox Oil	ISO VG-220