Pneumatic
Jack
Hammer
YT29A
Rock
Drilling
Machine
with
Pusher
Leg
Product
Description
The
Pneumatic
Jack
Hammer
YT29A
is
a
high-efficiency
air
leg
rock
drill
machine.
When
paired
with
Model
FY250
Oil
reservoir
and
Model
FT160A/B
Air-leg,
it
is
ideal
for
wet
drilling
in
various
rock
conditions.
This
machine
is
designed
for
blasting
holes
and
other
drilling
operations
in
quarries,
railway
construction,
water
conservancy
projects,
and
national
defense
facilities.
Key
Features
-
Low
price
with
high
efficiency
-
Energy-saving
operation
-
Easy
to
use
and
maintain
-
Suitable
for
various
rock
conditions
Technical
Specifications
|
Model
|
YT29A
AIR
LEG
ROCK
DRILL
|
|
Weight
|
27kg
|
|
External
Dimensions
(L
x
W
x
H)
|
659
x
248
x
205
mm
|
|
Cylinder
Diameter
|
82
mm
|
|
Piston
Structure
Stroke
|
60
mm
|
|
Working
Air
Pressure
|
0.4~0.63
MPa
|
|
Impact
Frequency
|
≥39
Hz
|
|
Impact
Energy
|
≥78
J
|
|
Air
Consumption
|
≤88
L/s
|
|
Rotation
Torque
|
≥20
N.m
|
|
Water
Pressure
|
0.3~0.48
MPa
|
|
Air
Pipe
Inner
Diameter
|
25
mm
|
|
Water
Pipe
Inner
Diameter
|
13
mm
|
|
Drilling
Hole
Diameter
|
34~45
mm
|
|
Drilling
Hole
Depth
|
5
m
|
|
Working
Temperature
|
-30~45℃
|
|
Shank
Size
|
H22x108±1
mm
|
Air-leg
Specifications
|
Model
|
FT160A
|
FT160B
|
FT160C
|
FT170
|
|
Weight
|
17
kg
|
16
kg
|
18
kg
|
18
kg
|
|
Length
|
1668
mm
|
1428
mm
|
1820
mm
|
1668
mm
|
|
Propulsion
Stroke
|
1338
mm
|
1098
mm
|
1490
mm
|
1338
mm
|
|
Cylinder
Inner
Diameter
|
65
mm
|
65
mm
|
65
mm
|
67
mm
|
Product
Images
Manufacturer
Information
Hebei
Minetech
Machinery
Technology
Co,
Ltd.
is
a
joint
venture
enterprise
with
European
partners,
located
in
Shijiazhuang
City,
Hebei
Province,
China.
We
specialize
in
manufacturing
and
exporting
mining
machinery,
including
hydraulic
and
pneumatic
drill
machines,
roof
bolters,
and
drilling
consumables
like
drill
bits
and
rods.
With
over
a
decade
of
experience
and
a
team
of
professional
engineers
and
sales
staff,
we
provide
complete
solutions
for
mining
machinery.
Our
products
are
exported
to
more
than
thirty
countries
and
regions
worldwide,
including
Southeast
Asia,
the
United
States,
Germany,
Britain,
South
Africa,
Poland,
Russia,
Middle
Asia,
and
South
America.
