7655 Rock Drill

7655 air leg rock drill is a high efficiency rock drilling machine.It widely used in rock drilling blasting holes.

Product name:

7655 Rock Driller

1.Strict quality system with ISO9001,MA,CE certification

2.Resonable price with self-manufacturing and self-management export

3.Good quality with forging and smithing process

4.Safe for coal/gold mining use

7655 Air leg rock dril is high efficiency rock drilling machine.It's widely used in mining and roadway drivage of drilling operation. Also it's an important tool for railway,water conservancy,construction and national defense project.It can be used with type FY200B oiler and type FT160A(FT160B,FT160C) air leg.

It can used for drilling the medium hard and very hard rock for wet drilling,drilling horizontal and inclined hole,unload gas legs an also be installed in trolley out of use.

Weight	24			kg
Physical size(length*wide*high)	628*232*207			mm
Cylinder Diameter	76			mm
Piston Stroke	55			mm
Working Pressure	0.4~0.63			Mpa
Working Hydraulic	0.3			Mpa
Working temperature	-30~50			°C
Air pipe Diameter	25			mm
Water pipe Diameter	13			mm
Shank bit Size	H22*108			mm
Appropriate chisel hole diameter	34~42			mm
Suitable for maximum hole depth	5			m
Acceptance Pressure	0.63	0.5	0.4	Mpa
Impact Energy	≥65	≥59	≥42	J
Drilling Impact Frequency	≥37	≥36	≥34	Hz
Drilling Air Consumption	≤80	≤54	≤50	L/s
Torque	≥18	≥15	≥12	N.m
Speed	≥300	≥300	≥280	R/min
Noise	≤126	≤125	≤124	dB
Drilling Speed	≥410	≥350	≥260	mm/min
Cleanness	≤ 750			mg

FY200B Olier
Weight	1.2	kg
Oil Capacity	0.2	L

Air Leg	FT160A	FT160B	FT160C
Length	1668	1428	1820	mm
Propulsion Stroke	1338	1098	1490	mm
Air Cylinder Diameter	65	65	65	mm
Weight	17	15	18	kg

7655 Rock Drill