Pneumatic Jack Hammer Paving Breaker (B87C B67C B47)

Product Specifications

Prod Model:	B87C B67C B47
Color:	Blue
Model:	B87c
Name:	Paving Breaker
Item Name:	Jack Hammer
Type:	Handling Machinery
Mining Object:	Coal Machinery

Product Description

jack hammer is mainly used in mining secondary breaking, it is also widely used in municipal buildings excavated bedrock, demolition concrete structures and crushing frozen soil, remediation various concrete structures such as pavement and subgrade.
It's a type of compressed air-powered tools. When work, the compressed air distribute alternatively through distributing valve into either end of the cylinder.
That make the hammer inside doing reciprocating motion to impact the shank of steel rod. The steel rod chisel into the concrete foundation and then break the concrete into many pieces.

RB777 JACK HAMMER
Weight	37kg
Length	733mm
Rammer dia.	57mm
Rammer stroke	189mm
Air pressure	0. 63Mpa
Impact frequency	18. 3Hz
Air consumption	34L/s (2.04 m³/min)
Air pipe inner dia.	19mm(3/4 inch)
Lubrication capacity	30ml
Shank size	32*152mm (1-1/4*6inch) 32*160mm(1-1/4*6.3inch)
B77C JACK HAMMER
Weight	39kg
Length	763mm
Rammer dia.	57mm
Rammer stroke	189mm
Air pressure	0.63Mpa
Impact frequency	18.3Hz
Air consumption	34L/s (2.04m³/min)
Air pipe inner dia.	19mm (3/4inch)
Lubrication capacity	30ml
Shank size	32*152mm (1-1/4*6inch) 32*160mm(1-1/4*6.3inch)
B87C JACK HAMMER
Weight	39kg
Length	686mm
Cylinder dia.	63.5mm
Working pressure	0.63Mpa
Impact energy	100+/-10% J
Impact power	1.8+/- 10% KW
Impact frequency	18+/- 5% HZ
Air consumption	55+/- 15% L/S (3.3+/-15%m³/min)
Air pipe inner dia.	19mm (3/4inch)
Shank size	32*152mm (1-1/4*6inch) 32*160mm(1-1/4*6.3inch)
B67C JACK HAMMER
Weight	30kg
Length	615mm
Cylinder dia.	50.8mm
Working pressure	0.63
Impact energy	37+/-10% J
Impact power	0.9+/-10% KW
Blows frequency	24+/-5% HZ
Air consumption	42+/-15% L/S (2.52+/-15% m³/min)
Air pipe inner dia.	19mm ( 3/4 inch)
Shank size	32*152mm (1-1/4*6 inch) 28*152mm (1-1/8*6 inch)
B47 JACK HAMMER
Weight	21.5kg
Length	550mm
Working pressure	0.5Mpa
Impact Frequency	21 Hz
Impact energy	≥76 J
Air consumption	28 L/S (1.7 m³/min)
Air tube inner Dia.	19 mm (3/4 inch)
Shank size	25*108 mm (1*4-1/4 inch)