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. - Your Trusted Professional Manufacturer
Ramtec CN. Machinery Co., Ltd. Ramtec CN. stands as a beacon of innovation in the hydraulic breaker manufacturing realm. Our seamless integration of production, marketing, and superior customer service sets the benchmark for excellence. Our state-of-the-art production facility spans an impressive 6,000 square meters, featuring a sleek 2,000 square meters of modern office space. Driven by a dedicated team of over 70 industry experts, our workforce is comprised of experienced engineers specializing in hydraulic product R&D, proficient mechanical technicians, adept troubleshooting professionals, and highly skilled assemblers.
Ramtec CN. leads the industry with an extraordinary design and production capability of 5,000 units annually, pioneering high-performance breaker products and Skid Steer Loaders. Our esteemed Ramtec breaker lineup includes the ultra-efficient Gas Type-RB series, the sleek low Gas Type-RD series, and the groundbreaking fully hydraulic hammer RQ series. The Rmatec Skid Steer Loader range, available with Rating Weights of 850kg and 1200kg, is supported by a meticulous quality monitoring system, stringent procurement protocols, and detailed assembly process oversight. Join us in this remarkable journey as global partners are warmly embraced.
Ramtec CN. is unwavering in our pursuit of elevating premium brands through scientific management, precision manufacturing, and bold innovations. We consistently supply world-class excavators, loaders, and breakers to the global construction machinery market. Our products proudly carry the ISO9001 quality management certification along with the esteemed EU CE certification.
Firmly anchored in the construction machinery industry, Ramtec CN. boasts over 10 invention patents and more than 24 utility models. Honored with prestigious titles such as Shandong High-tech Enterprise, Shandong Specialized and Innovative Enterprise, Shandong Science and Technology-focused Small and Medium-sized Enterprise, and Yantai Innovative Small and Medium-sized Enterprise, our esteemed reputation speaks volumes.
Craftsmanship is the cornerstone of our foundational aspirations, illuminating our path to future triumphs. At Ramtec CN., we passionately seek collaborations and partnerships with international allies to foster a prosperous and mutually rewarding 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 : Ramtec CN. began as an agent for Ramtec Finland in Northern China, established in 2010. As one of the trusted agents
for Ramtec Finland, we launched Ramtec CN in China, championing the promotion of Robi brand products. By 2013, Ramtec CN.
debuted its own production facility, embarking on the creation of premium hydraulic breakers and
attachments, successfully launching the exclusive Ramtec brand series. While once collaborative partners, today, the product offerings from both companies
are distinctly unique, each delivering groundbreaking innovations.
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 : At Ramtec CN, all core components are meticulously crafted in-house, free from external dependencies, allowing us to maintain unrivaled
standards in material selection and heat-treatment processes. This empowers us to guarantee exceptional product reliability
throughout the warranty period (excluding human-caused damage), offering unwavering assurance to our valued customers.
Question C : How can we ensure that the product is compatible with the carrier?
Answer C : Our extensive expertise in technical support and field operations equips us with comprehensive Excavator data, ensuring precise
compatibility based on the specific brand and series details provided by our clients, effectively minimizing fitment challenges.
Our communication costs are ingeniously crafted to be not only highly competitive but also to facilitate seamless and effortless dialogues for our valued clients. Furthermore, we possess unparalleled expertise in the art of precision measurement crafting for carrier connections, meticulously tailored to meet the distinctive specifications set forth by our esteemed clientele.
Question D: Why has Ramtec CN not yet achieved widespread recognition beyond its home country?
Answer D: Since its inception, Ramtec CN has strategically honed its expertise with a concentrated focus on the vibrant and flourishing local Chinese market, continuously refining our operations and elevating our service offerings. This unwavering dedication has empowered us to amass a vast reservoir of practical, hands-on experience over the years.
This profound reservoir of field experience equips us with the capability to manufacture products of unsurpassed quality. We are proud to supply OEM hydraulic breakers to leading domestic excavator brands, a testament to our steadfast commitment to excellence and reliability.
As we look forward to 2024 with great anticipation, we are thrilled to embark on an exhilarating expansion journey, warmly inviting orders for Ramtec-branded products and delivering exceptional OEM services to the global market.