Yantai Hope Precision Machinery Co., Ltd., an innovative technology enterprise integrating industry and trade, has been deeply engaged in the production and manufacturing of excavator attachments for 20 years.
The company has gathered a group of experienced employees. With their profound professional
knowledge and years of practical experience, they have always adhered to strict quality control. They strive for excellence in every process, from raw material selection to the production process, and are committed to providing customers with high - quality and high - performance excavator attachment products.
With their outstanding quality, they have established a good reputation in the industry and continuously promoted the steady development of the enterprise.

Here are three types of hydraulic breakers by Hope. Side Type, Tower Type and Silenced Type.
What is the difference among side type, top type and silenced type?
1.a.For Side type, the installation pins are on the side of the breaker.
b.For Top type, the installation pins are on the top of the breaker.
c.For silenced type,the breaker bracket is full sealed like a box to make the breaker less noisy, so it is also called silenced type.The installation pins of the silenced type are also on the top of the breaker, which is the same as the Top Type.
2.a.Both the side type and the top type breakers are easy for maintenance and parts exchanging because of the opening bracket.
b.For silenced breaker, the operators should open the box and move the main body to do maintenance work.
Features of side type, top type and silenced type breakers
Side type breaker
- With its opening bracket design,it is easy for maintenance.
- Simple body structure design, the parts can be exchanged quickly.
- Lower cost on maintenance.
- Flexible operation like a ripper with wide vision.
- The most higher efficiency design with lowest cost.
Top type breaker
- With its opening bracket design, it is easy for maintenance.
- Simple design, the parts can be exchanged quickly.
- Longer operation range for long distance working conditions.
- More powerful and economic cost.
Silenced type breaker
- Lower noise for city projects.
- Comfortable operation.
- Longer operation range for long distance working conditions.
- Longer life time.
After reading the features of the three type breakers, now you can know how to choose the right type breaker for your excavators. If not, we can help you to make the choice with the following information from you.
- Your excavator model number or weight of your excavator.
- The color of the breaker you want.
- The width of the arm area, diameter of the pin and the size from the pin center to pin center.
With stable high quality and efficiency, Hope hydraulic breaker is suitalle to work in the construction of road, bridge,mining and other difficult working conditions.

Item |
35 |
40 |
45 |
53 |
68 |
70 |
75 |
85 |
100 |
140 |
155 |
165 |
175 |
185 |
195 |
Driving flow rate(L/min) |
15-25 |
15-25 |
20-30 |
25-50 |
40-70 |
40-70 |
50-90 |
60-100 |
80-110 |
120-180 |
180-240 |
200-260 |
210-290 |
220-290 |
220-290 |
Operating Pressure(kg/cm2) |
90-120 |
90-120 |
90-120 |
90-120 |
95-130 |
95-130 |
120-150 |
130-160 |
150-170 |
160-180 |
160-180 |
160-180 |
160-180 |
180-220 |
180-220 |
Striking Frequency(b.m.p) |
800-1400 |
800-1400 |
700-1200 |
600-1100 |
500-900 |
500-900 |
400-800 |
400-800 |
350-700 |
350-50 |
350-450 |
250-400 |
200-350 |
200-250 |
180-200 |
Hose Diameter(inch) |
1/2 |
1/2 |
1/2 |
1/2 |
1/2 |
1/2 |
1/2 |
3/4 |
3/4 |
1 |
5/4 |
5/4 |
5/4 |
5/4 |
5/4 |
Chisel Diameter(mm) |
35 |
40 |
45 |
53 |
68 |
70 |
75 |
85 |
100 |
140 |
155 |
165 |
175 |
185 |
195 |
Applicable Vehicle Weight(T) |
0.8-2.5 |
0.8-2.5 |
1.2-3 |
2-3.5 |
4-6 |
4-6 |
4.5-7 |
7-14 |
10-15 |
18-26 |
28-35 |
30-40 |
35-50 |
35-55 |
40-55 |

Q: Are you a manufacturer?
A: Yes,We have our own independent factory, you can get the most favorable factory price directly.
Q: Can you provide customers' design?
A: Sure, we can provide OEM and ODM service.
Q: What's the payment terms?
A: Payment via T/T,Western Union,Credit Card,other terms can be negotiated. Support 30% advance payment, balance payment before delivery.
Q: How about the package?
A: Our goods wrapped by stretch film, packed by Pallets or Plywood cases.
Q: How long is the warranty?
A: 12 months warranty . 24 hour prompt after-sales service to meet your demands.
Q: How about delivery time?
A: 3-7 working days from the date of receiving full payment.The exact time of transportation depends on the quantity you ordered.