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Powerhead for DML Machine

Mammoth Powerhead for DML Machine


Rotary Head Specifications

Model: 4SV-2-10.0
Speed Range: Variable, 0 to 161 RPM
Torque: Variable, 0 to 7,200 lbf-ft (9,762 Nm)
Number of Motors: Two (2)
Type of Motor: One (1) variable displacement and one (1) fixed.
Head Guides: Replaceable Nylatron
Rotary Head Weight: Approximately 2600 lns (1, 179 kg)
Reduction: 15:1


Powerhead for PV351 Machine

Mammoth Powerhead for PV351 Machine


Rotary Head Specifications

Type: Two Stage Spur Gear
Speed Range: Variable, 0 to 160 RPM
Maximum Torque:

19,000 ft/lb (25,760 Nm) @ 95 RPM - 100% Efficiency

10,500 ft/lb (14,236 Nm) @ 170 RPM - 100% Efficiency

Number of Motors: Two 14 in³/rev. Variable displacement axial piston motors with 14.8: 1 reduction; 6 in (152.4mm) main gear face width.
Head Guides: Replaceable “Nylatron” material (moly-disulfide) @ 64 in. (1625.6mm) contact length each side
Rotary Head Weight: 6283 lb (2850 kg)
Function: Rotate the drill string

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Branch Locations:

  • Witbank (Head Office)
  • Pretoria (Drill Tools Division)
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