Yantai Dopro Industry Technology Co., Ltd.
| Supply Ability | 3000 Pcs Per Month |
| Delivery Time | 5-7 Working Day |
| Packaging Details | Export Wooden Cases /Box |
| Warranty | 12 months |
| Color | Yellow,Yellow or as customer's request,any color,Orange / Customer's Request |
| Type | Hydraulic Breakers,top type |
| Application | Mining,Crawler Excavator,Construction,road |
| After-sales service provided | Video technical support,Online support |
| Material | 20CrMo,NM360/400,20Cr. 40Cr |
| Name | Hydraulic breaker hammer,hydraulic breaker for excavator,hydraulic rock stone breaker hammer for mini excavator price |
| Suitable excavator | 18-26tons |
| Product name | hydraulic breaker jack hammer for construction equipments,hydraulic breaker hammer |
| Condition | New |
| Applicable excavator | 20-26Tons |
| Packing | Poly-wood Box |
| Brand Name | Dopro |
| Model Number | DPHB20G |
| Certification | ISO CE |
| Place of Origin | CHINA |
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Product Specification
| Supply Ability | 3000 Pcs Per Month | Delivery Time | 5-7 Working Day |
| Packaging Details | Export Wooden Cases /Box | Warranty | 12 months |
| Color | Yellow,Yellow or as customer's request,any color,Orange / Customer's Request | Type | Hydraulic Breakers,top type |
| Application | Mining,Crawler Excavator,Construction,road | After-sales service provided | Video technical support,Online support |
| Material | 20CrMo,NM360/400,20Cr. 40Cr | Name | Hydraulic breaker hammer,hydraulic breaker for excavator,hydraulic rock stone breaker hammer for mini excavator price |
| Suitable excavator | 18-26tons | Product name | hydraulic breaker jack hammer for construction equipments,hydraulic breaker hammer |
| Condition | New | Applicable excavator | 20-26Tons |
| Packing | Poly-wood Box | Brand Name | Dopro |
| Model Number | DPHB20G | Certification | ISO CE |
| Place of Origin | CHINA | ||
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What is hydraulic Breaker Hammer
Hydraulic hammer is a one type of excavator attachments which is fitted on excavators replacing the buckets. It is used for rock breaking in quarry , or concrete breaking in building, bridge , road or other instructure construction. Some special functional hydraulic rock breakers are also used underwater with underwater protecting and air compressor system. And some others can be used in stell mills to breaking the steel slags in the stoves.
How does excavator mounted hydraulic rock breaker work?
Rock breaker is driven by hydraulic oil pressure. The working princple is changing the hydraulic pressure energy to mechanical energy. All the hydraulic rock breakers have in/out hose port which is connect to excavator main valve block by hydraulic hoses. While it working , the hydraulic oil go through the breaker cylinder, then the hydraulic oil pressure push the piston move up and down , the piston move direction is controlled through the valve. Every movement down, the piston will impact the rock breaker tools, then the tools will breaking the objects. it is like a human is breaking a rock with a hammer hiting the chisel tool.
Hydraulic Rock Breaker Types:
In different countries, It has different user habits to choose different type excavator rock breakers. Generally, we have three types rock breakers which can cover most of users request. According to the installation way on excavators. They are side type installation rock breakers, top type installation hydraulic rock breaker and silent type rock breaker hammer
Suitable:
Used for mining, demolition,construction, quarry etc;
It can be mounted on all common hydraulic excavator as
well as mini excavator and other carrier like skid steer loader
backhoe loader, crane, telescopic handler, wheel loader and
other machinery.
Features:
l.Cylinder & valves: prevents scuffing with precision finishing
treatment;
2.Piston: every piston tolerance is machined perfectly accord
ing to each cylinder;
3.Chisel: 42CrMo, exceptional performance and reliability.
| 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 | |
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2010
Total Annual:
4000000-7000000
Employee Number:
80~100
Ecer Certification：
Verified Supplier
DOPRO is a professional manufacturer of Hydraulic Breaker for more than 15 years, we are leading manufacturer in china domestic market for breaker spare part and whole breaker production ,meanwhile we get more production line for excavator attachments . Until now ,we get ... DOPRO is a professional manufacturer of Hydraulic Breaker for more than 15 years, we are leading manufacturer in china domestic market for breaker spare part and whole breaker production ,meanwhile we get more production line for excavator attachments . Until now ,we get ...
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