Top type Mounted Hammer Rock Breaker SB20 chisel tool 40mm Suitable
for 0.8-2ton Excavator
What is top type breaker
Top Type Breaker: This hydraulic rock breaker is designed to be
mounted on the top of an excavator or other heavy machinery
What is the difference between side type and top type hydraulic
breakers?
Type of material: Different hydraulic rock breakers are better
suited for breaking apart different materials. For example, a
side-type breaker is better for breaking concrete walls, while a
top-type breaker is better for breaking apart large rocks.
For example, a side-type breaker is better for breaking concrete
walls, while a top-type breaker is better for breaking apart large
rocks. 3. Machine compatibility: Ensure that the hydraulic rock
breaker is compatible with the carrier machine, such as an
excavator or backhoe loader used for the job
What are the different types of hydraulic breakers?
Classification according to the working principle: Hydraulic
breakers are divided into three categories: full hydraulic type,
liquid-gas combined type and nitrogen explosion type.
DOPRO FEATURE & BENEFITS
1.Noisier than the Slient type but less overall weight makes and it
for easier positioning.
2.Easy-control and easy-position make it more convenient to
excavation work Without side wight,reducing the rate of chisel
breakage.
3.Parts exchanging quickly and Longer operation range for distance
working More powerful cause of body verticality.
| SPECIFICATION |
| Model | | DPTB400 | DPTB450 | DPTB530 | DPTB680 | DPTB750 | DPIB1000 |
Suitable
Excavator | Min | ton | 0.8 | 1.2 | 25 | 4 | 6 | 11 |
| Max | ton | 2.5 | 3 | 45 | 7 | 9 | 16 |
| Suitable | ton | 1 | 2 | 3 | 6 | 7 | 14 |
Tool
(Moil Type) | Weight | Kg | 4 | 6 | 9 | 20 | 25 | 59 |
| Diameter | mm | 40 | 45 | 53 | 68 | 75 | 100 |
Operating Weight
(Tool+MO) | | Kg | 90 | 110 | 135 | 273 | 304 | 516 |
| | Ib | 165 | 190 | 353 | 714 | 838 | 1874 |
| Height | | mm | 1150 | 1254 | 1313 | 1602 | 1869 | 2358 |
Operating Pressure
(Breaker) | | bar | 80～100 | 80~100 | 90~120 | 95~130 | 100~140 | 150～170 |
| | psi | 1,160～1450 | 1,160~1,450 | 1,305~1,740 | 1,377~1,885 | 1,450~2,030 | 2,175~2465 |
Setting Pressure
(Machine) | | bar | 150 | 150 | 150 | 170 | 180 | 200 |
| | psi | 2175 | 2175 | 2175 | 2465 | 2610 | 2900 |
| Impact Rate | | bpm | 800～1,400 | 700～1,200 | 600~1,100 | 500～900 | 400~800 | 350~700 |
BackHead Pressure
(N2-Gas) | | bar/psi | 14/203 | 14/203 | 16/232 | 16/232 | 16/232 | 16/232 |
| Required Oil How | | l/min | 15～30 | 20~40 | 25~50 | 40~70 | 50～90 | 80~110 |
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| SPECIFICATION |
| Model | | DPTB1350 | DPTB1400 | DPTB1500 | DPTB1550 | DPTB1650 | DPTB1750 |
Suitable
Excavator | Min | ton | 18 | 10 | 25 | 28 | 30 | 40 |
| Max | ton | 21 | 26 | 20
0 | 35 | 40 | 55 |
| Suitable | ton | 20 | 24 | 24 | 34 | 40 | 50
0 |
Tool
(Moil Type) | Weight | Kg | 125 | 129 | 129 | 193 | 233 | 311 |
| Diameter | mm | 135 | 140 | 150 | 155 | 165 | 175 |
Operating Weight
(Tool+M/O) | | Kg | 1450 | 1780 | 2100 | 2700 | 2995 | 4100 |
| | Ib | 3968 | 4453 | 4453 | 5820 | 7055 | 11089 |
| Height | | mm | 2691 | 2828 | 3055 | 3215 | 3395 | 3736 |
Operating Pressure
(Breaker) | | bar | 160～180 | 160~180 | 160～180 | 160~180 | 160~190 | 160～200 |
| | psi | 2,320～2,610 | 2,320~2,610 | 2,320~2,610 | 2,320~2,610 | 2,276~2,702 | 2,276~2,845 |
Setting Pressure
(Machine) | | bar | 210 | 210 | 210 | 220 | 240 | 240 |
| | psi | 3045 | 3045 | 3045 | 3190 | 3480 | 3480 |
| Impact Rate | | bpm | 350～600 | 350～500 | 300~450 | 300~450 | 250～400 | 150～350 |
Back Head Pressure
(N2-Gas) | | bar/psi | 16/232 | 16/232 | 16/232 | 16/232 | 17/246 | 18/261 |
| Required Oil Fow | | l/min | 100～150 | 120～180 | 150~210 | 180～240 | 200~260 | 210~290 |
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