1990 Diamont Boart Craelius - Terramec A-50 - SOLD
Diamont Boart Craelius - Terramec
A-50 - SOLD
S/N: A50CB MT/2837
Crawler Mounted Core Drill
4 Cylinder Duetz BL4 Diesel engine
17,500 lbs Pullback
Rotary head can move off center for wireline
2 Speed Motors (350 RPM with High Torque and 1100 RPM with Low Torque)
Has service winch and wireline winch
(1) Main hoisting winch
(1) core sampling wire line winch
All position mast with slide dump feature (main boom swings left & right)
Foam injection pump (hydraulic driven)
2 heat exchangers (water & oil cooled)
No Water Pump - (Bean 20 GPM Water Injection Pump will Cost Extra: $7,500 USD if installed)
There is not a spindle adapter to connect to core pipe.
Core samples can be retrieved through the drill head spindle without disconnecting from the core pipe as its hollow.
In addition the rotary head can slide to the side to gain a open path from the winches to the drill rod or casing to sample or set casing etc.
This drill can core, rotary drill, use a DHD, and function as a HSA (Hollow stem auger). The Rotary head is a 2 speed unit, 2 separate hydraulic motors.
There is a hydraulic foot clamp which is comprised of two sets of hydraulic powered jaws that lock onto the pipe and has a third hydraulic cylinder which will twist the jaws to make up or beak joints as well as hold them out of the hole. (No addition hand wrenches are needed).
Dimensions & Weight: 19' X 7.6" X 9.3" and 20,000 lbs weight.