| TECHNICAL SPECIFICATIONS |
| CAPACITY |
To drill holes
of 6" - 7" capacity by DTH cum reverse rotary
method up to 400 mts ( 1320 ft ) |
| PRIME MOVER |
Truck mounted with power from
truck engine or skid mounted with power from deck
engine |
| WORK METHOD |
Rotation with
direct circulation, nucleus destruction with
bleeding by water, by |
| |
reverse
circulation method with DTH hammer |
| MAST |
Box type structure will be
provided with feed cylinder (140 x 80 x 2350) |
| |
and wire rope reeving of 1:3 ratio
with angle drilling up to 450 |
| |
Max Capacity – 15 tons ( 33,000
lbs ) |
| |
Height – 8 mtr ( 27 ft ) |
| |
Rod handling capacity – 6 mtr ( 20
ft ) |
| PULL UP AND PULL DOWN |
By means of Hydraulic cylinder and wire rope
Reeving Ratio 1:3 |
| |
Max Pull up force -
10750 kg ( 3650 lbs ) |
| |
Max Pull up speed - 40 mtr
/ min ( 132 ft / min ) |
| |
Max Pull down force - 7250
kgs ( 10550 lbs ) |
| |
Max Pull down speed – 60mtr / min
( 198 ft/min ) |
| HYDRAULIC SYSTEM |
210 kg/cm2 ( 3000 psi
) |
| ROTARY HEAD |
Two speed rotary head is powered
by two speed hydraulic motor with Swivel
attachment for |
| |
mud/water suitable for reverse
circulatory and DTH drilling |
| |
Max Torque
-
460 kg mtr (40000 inch - lbs) |
| |
Max Speed
-
0 to 1000 RPM |
| JACKS |
125 x 70 x 795 mm stroke |
| WATER INJECTION PUMP |
Triplex reciprocating pump of 100
lpm 1000 psi powered by hydraulic motor. Triplex
reciprocating |
| |
pump of 100 lpm 1000 psi |
| BREAK OUT WRENCH |
To open the drill joints hydraulic
breakout wrench of 350mm stroke will be provided
with rope |
| |
attached |
| SUITABLE
COMPRESSOR |
1000 cfm 300 psi / 1150 cfm 300
psi or 900 cfm 200 psi |
| OPTIONAL
ATTACHMENTS |
Manually operated corousal four
rod changer to handle four nos drill pipe rods to
couple drill head. |
| |
A2 ton winch is provided to handle
drill rods and other tools |
| CYCLONE |
Will be supplied for reverse
circulatory drilling and will be mounted on the
rig |
