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. At the forefront of hydraulic breaker innovation, Ramtec CN. stands as an industry leader, merging production excellence with stellar sales and exceptional service. Our operations are anchored in a vast, modern 6,000-square-meter production facility, enhanced by a 2,000-square-meter advanced office area. Our vibrant team of over 70 specialists includes seasoned engineers with deep expertise in hydraulic R&D, veteran mechanical technicians, skilled equipment debugging experts, and precise assemblers, forming the backbone of our success.
Our impressive ability to design and produce 5,000 units annually highlights our dedication to cutting-edge innovation and superior quality. Focusing on high-caliber breaker products and Skid Steer Loaders, we proudly present the distinguished Ramtec breaker series (encompassing the high-performance Gas Type-RB, low-profile Gas Type-RD, and the revolutionary fully hydraulic RQ series) along with the sturdy Rmatec Skid Steer Loaders, available in 850kg and 1200kg rating weights. Our entire product line is crafted under a stringent quality assurance system, covering every stage from production to procurement and assembly. With a vision for expansion, we are keenly searching for global partners to join our successful journey.
Ramtec is unwavering in its pursuit of creating elite brands, thriving on scientific management, precision manufacturing, and groundbreaking production philosophies. Our rigorous production management practices guarantee the consistent delivery of premium excavators, loaders, and breakers, earning us a respected reputation in the global construction machinery sector. Our achievements include the coveted ISO9001 quality management system certification and the prestigious EU CE certification, underscoring our commitment to uncompromising quality.
Deeply rooted in the construction machinery industry, Ramtec boasts over 10 invention patents and more than 24 utility models. Our accolades include distinguished recognitions such as 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, solidifying our status as a technological leader.
Guided by a spirit of craftsmanship, Ramtec remains dedicated to its founding principles, extending an open invitation to partners across diverse sectors globally, with aspirations of building a prosperous and shared future together.

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 is rooted in its initial role 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. Building on this momentum,
Ramtec CN launched its own manufacturing facility in 2013, delving into the R&D and production of hydraulic breakers and
attachments under our esteemed Ramtec brand. While our foundational collaboration with Ramtec Finland was pivotal, today's product offerings
from both entities are distinct and reflect their unique evolutionary paths.
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 deep-seated confidence in the exceptional quality of Ramtec CN's core spare parts, all meticulously crafted in-house without relying on
external suppliers, is founded on our rigorous material selection and advanced heat-treatment techniques. This confidence empowers us to offer an
18-month warranty period, ensuring our customers enjoy unmatched peace of mind, provided no human-induced damage occurs.
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, we are equipped with a comprehensive repository of Excavator data. This invaluable resource empowers us to meticulously tailor our product dimensions to perfectly align with the unique brand and series of carrier provided by our customers.
Our rich repository of information enables us to precisely calibrate the product dimensions, ensuring they are in perfect harmony with the distinct brand and series of carrier supplied by our clientele.
communication costs. Furthermore, we distinguish ourselves in crafting precise, tailor-made connections that are custom-engineered to meet the specific carrier requirements of our esteemed clients. This guarantees seamless integration and exceptional performance of our products.
Question D: Why haven't we heard of Ramtec CN before?
Answer D: Since its establishment, Ramtec CN has laid a robust foundation in China, firmly rooted in exceptional business practices and superior services. Our unwavering dedication over the years has enabled us to cultivate an extensive wealth of
field experience, which empowers us to manufacture high-caliber products. We take pride in supplying OEM hydraulic breakers for some of the most prominent domestic excavator brands, reflecting our commitment to excellence.
In 2024, we expanded our horizons by venturing into the international market. We now manage orders for the Ramtec brand and extend our OEM services globally, marking a significant milestone in our growth and global outreach.