R B series Metric |
Description |
unit |
RB1 |
RB2 |
RB3 |
RB5 |
RB6 |
RB8 |
RB10 |
RB15 |
RB18 |
RB20 |
RB22 |
RB22A |
RB26 |
RB28 |
RB30 |
RB35 |
RB35F |
RB40 |
RB40P |
RB45 |
Operation weight |
kg |
78 |
97 |
158 |
180 |
275 |
341 |
510 |
779 |
1366 |
1658 |
1809 |
1819 |
1989 |
2144 |
2577 |
2751 |
3295 |
4136 |
4350 |
4225 |
Required oil flow |
l/min |
25-50 |
25-50 |
25-50 |
30-60 |
40-70 |
50-90 |
60-100 |
80-110 |
150-170 |
150-170 |
160-180 |
160-180 |
130-150 |
150-210 |
180-220 |
180-220 |
190-230 |
200-240 |
200-240 |
200-240 |
Operation pressure |
kg/cm2 |
90-120 |
90-120 |
90-120 |
100-130 |
110-140 |
120-150 |
130-160 |
150-170 |
160-180 |
160-180 |
160-180 |
160-180 |
190-210 |
190-210 |
200-220 |
210-240 |
210-240 |
220-270 |
220-270 |
220-270 |
Impact rate |
bpm |
800-1400 |
700-1200 |
450-950 |
450-900 |
460-860 |
400-800 |
400-800 |
380-700 |
380-750 |
350-750 |
280-450 |
280-450 |
400-600 |
300-450 |
200-350 |
180-300 |
180-300 |
150-210 |
150-210 |
150-210 |
Tool diameter |
mm |
40 |
45 |
53 |
60 |
68 |
75 |
85 |
100 |
125 |
135 |
140 |
140 |
142 |
150 |
155 |
165 |
165 |
175 |
175 |
180 |
Impact power |
J |
240 |
280 |
350 |
400 |
600 |
800 |
1200 |
2100 |
2600 |
3500 |
3700 |
3700 |
4100 |
4900 |
5700 |
6800 |
9000 |
11000 |
12000 |
13000 |
Carrier weight |
ton |
0.8-2.5 |
1.2-3 |
3.1-4.5 |
5.1-5.8 |
6.0-7.5 |
7.0-8.5 |
8.5-13 |
12.5-15.5 |
16-19 |
18-20 |
20-22 |
20-22 |
22-24 |
25-30 |
30-33 |
30-36 |
35-40 |
35-40 |
36-42 |
38-42 |
|
RB series Imperial |
Description |
unit |
RB1 |
RB2 |
RB3 |
RB5 |
RB6 |
RB8 |
RB10 |
RB15 |
RB18 |
RB20 |
RB22 |
RB22A |
RB26 |
RB28 |
RB30 |
RB35 |
RB35F |
RB40 |
RB40P |
RB45 |
Operation weight |
lb |
172 |
214 |
348 |
397 |
606 |
752 |
1124 |
1717 |
3012 |
3655 |
3988 |
4010 |
4385 |
4727 |
5681 |
6065 |
7264 |
9118 |
9590 |
9315 |
Required oil flow |
gal/min |
6.6-13 |
6.6-13 |
6.6-13 |
8-16 |
11-18 |
13-24 |
16-26 |
21-29 |
40-45 |
40-45 |
42-48 |
42-48 |
34-40 |
40-55 |
48-58 |
48-58 |
50-61 |
53-63 |
53-63 |
53-63 |
Operation pressure |
psi |
1305-1740 |
1305-1740 |
1305-1740 |
1450-1886 |
1595-2030 |
1740-2176 |
1885-2320 |
2176-2466 |
2320-2610 |
2320-2610 |
2320-2610 |
2320-2610 |
2756-3046 |
2756-3046 |
2901-3191 |
3046-3481 |
3046-3481 |
3191-3916 |
3191-3916 |
3191-3916 |
Impact rate |
bpm |
800-1400 |
700-1200 |
450-950 |
450-900 |
460-860 |
400-800 |
400-800 |
380-700 |
380-750 |
350-750 |
280-450 |
280-450 |
400-600 |
300-450 |
200-350 |
180-300 |
180-300 |
150-210 |
150-210 |
150-210 |
Tool diameter |
inch |
1.57 |
1.77 |
2.09 |
2.36 |
2.68 |
2.95 |
3.35 |
3.94 |
4.92 |
5.31 |
5.51 |
5.51 |
5.59 |
5.91 |
6.1 |
6.5 |
6.5 |
6.89 |
6.89 |
7.09 |
Impact power |
J |
240 |
280 |
350 |
400 |
600 |
800 |
1200 |
2100 |
2600 |
3500 |
3700 |
3700 |
4100 |
4900 |
5700 |
6800 |
9000 |
11000 |
12000 |
13000 |
Carrier weight |
lb |
1764-5512 |
2646-6614 |
6614-8818 |
11023-13228 |
13228-15432 |
15432-19842 |
15432-28660 |
26455-33069 |
35274-41888 |
39683-44092 |
44092-48502 |
44092-48502 |
48502-52911 |
55116-66139 |
66139-72753 |
66139-79366 |
77162-88185 |
77162-88185 |
79366-92594 |
83776-92594 |
Company Profile
Ramtec CN. - A Professional Manufacturer
Ramtec CN. Machinery Co., Ltd. Ramtec CN. stands as a trailblazing force in the hydraulic breaker industry. We seamlessly integrate exceptional production capabilities with stellar sales and unparalleled service. At our core is a massive, cutting-edge 6,000-square-meter production facility, alongside a sophisticated 2,000-square-meter office complex. Our exceptional team, a vibrant group of over 70 skilled professionals, includes veteran engineers with in-depth hydraulic product R&D knowledge, experienced mechanical technicians, proficient equipment debugging specialists, and meticulous assemblers.
Boasting an impressive annual production capacity of 5,000 units, we passionately dedicate ourselves to pioneering innovation and excellence. Currently, our focus is on producing top-tier breaker products and Skid Steer Loaders. Our esteemed Ramtec breaker series-ranging from the advanced high Gas Type-RB series and the efficient low Gas Type-RD series to the innovative fully hydraulic hammer RQ series-sits alongside our robust Rmatec Skid Steer Loaders with rated weights of 850kg and 1200kg. Each product is crafted under a stringent quality assurance system that governs production, procurement, and assembly processes. As we expand our horizons, we warmly invite global partners to join us on this exciting voyage.
Ramtec's relentless dedication to crafting premium brands is fueled by scientific management, precision manufacturing, and groundbreaking production ideologies. Our rigorous production management systems ensure our excavators, loaders, and breakers are consistently recognized as elite in the global construction machinery market. Our products proudly carry the internationally respected ISO9001 quality management system certification and the esteemed EU CE certification, underscoring our unwavering commitment to superior quality.
Deeply rooted in the construction machinery sector, Ramtec proudly boasts over 10 invention patents and more than 24 utility models. Our impressive accolades include the distinguished Shandong High-Tech Enterprise, Shandong Specialized and Innovative Enterprise, Shandong Science and Technology-Oriented Small and Medium-Sized Enterprise, and Yantai Innovative Small and Medium-Sized Enterprise titles.
Steered by the craftsmanship ethos, Ramtec remains committed to its foundational principles. We eagerly look to collaborate with partners from various sectors worldwide, striving towards a prosperous, shared future.

Certifications
FAQ :
Question A : There is also a Ramtec Robi in Finland, what is the relationship between Ramtec CN and the one in Finland?
Answer A : The origin of Ramtec CN was as a representative for Ramtec Finland in Northern China, established in 2010 as one of the
exclusive agents for Ramtec Finland. Ramtec CN embarked on a mission to promote the Robi brand throughout China. Riding on this momentum,
Ramtec CN launched its own manufacturing facility in 2013, delving into the research and production of hydraulic breakers and
attachments under the prestigious Ramtec brand. While our collaborative foundation with Ramtec Finland was pivotal, today's product lines
from both entities are distinctly unique, proudly reflecting their own paths of growth and evolution.
Products of Ramtec Finland company - Robi Brand
Products of Ramtec China company - Ramtec Brand
Question B : Why is the warranty period 18 months?
Answer B : Our unwavering faith in the superiority of Ramtec CN's core spare parts, meticulously crafted in-house without external dependency,
rests on our judicious material selection and advanced heat-treatment techniques. This confidence empowers us to offer an
18-month warranty period, providing our clients with peace of mind, on the condition of no human-induced damage.
Question C : How can we ensure that the product is compatible with the carrier?
Answer C: With our extensive expertise in technical support and field operations, Ramtec Engineering Machinery Co., Ltd. has cultivated an expansive repository of Excavator data. This comprehensive knowledge base empowers us to align product dimensions meticulously with the precise brand and series of carrier supplied by our valued clients, ensuring optimal compatibility.
The wealth of information we possess enables us to match product dimensions with accuracy and precision to the specific brand and series of carrier provided by our customers. This capability ensures that each component fits perfectly, facilitating exceptional performance and reliability.
By excelling in the art of crafting precise, custom-manufactured connections tailored to the unique carrier requirements of our esteemed clients, we guarantee seamless integration and unparalleled performance, effectively minimizing communication costs and enhancing operational efficiency.
Question D: Why is Ramtec CN not widely recognized in the international arena?
Answer D: Since the establishment of Ramtec CN, we've laid a robust foundation in China by prioritizing exceptional business practices and services. Our unwavering commitment over the years has enabled us to gather invaluable field experience, paving the way for the production of high-quality products.
With a rich background in field experience, we have mastered the art of manufacturing top-tier products. We take pride in supplying OEM hydraulic breakers for esteemed domestic excavator brands, consistently delivering excellence and reliability.
As we step into 2024, we are broadening our horizons by managing orders for Ramtec brand products and extending our OEM services to cater to the international market. This strategic expansion positions us as a formidable player on the global stage.