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 excellence in the world of hydraulic breaker manufacturing. We are not only industry leaders in production, sales, and service, but we also have a cutting-edge production facility that spans an impressive 6,000 square meters, complemented by a spacious 2,000 square meters of office space. Our dedicated team of over 70 skilled professionals includes the best of veteran engineers who are true innovators in hydraulic product development, seasoned mechanical technicians, skilled equipment debugging technicians, and meticulous assemblers who leave no stone unturned in ensuring perfection.
Ramtec CN. is revered for its remarkable annual design and production capacity of 5,000 units, specializing in premier breaker products and our distinguished Skid Steer Loaders. The celebrated Ramtec breaker series offers the high Gas Type-RB, the low Gas Type-RD, and the state-of-the-art fully hydraulic hammer RQ. These are perfectly complemented by the Rmatec Skid Steer Loaders, available with a rating weight of 850kg and 1200kg. Our stringent quality monitoring system, exhaustive procurement supervision, and precise assembly control processes stand as testaments to our unwavering commitment to excellence. We are on a mission to form strategic alliances with visionary global partners to enhance our international footprint.
Ramtec is on a relentless quest to establish high-end brands through scientific management, precision craftsmanship, groundbreaking innovation, and unwavering production standards. We are dedicated to delivering superior quality excavators, loaders, and breakers to the global construction machinery stage. Our offerings proudly bear the ISO9001 quality management system certification alongside the esteemed EU CE certification, symbolizing our commitment to the highest standards.
Ramtec is deeply entrenched in the construction machinery industry, showcasing its inventive spirit with an impressive portfolio of over 10 invention patents and 24 utility models. Our accolades include prestigious 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. We are proud of our trailblazing achievements.
Guided by our unwavering dedication to craftsmanship, Ramtec invites visionary individuals and enterprises from across the globe to join us on a collaborative journey towards mutual success, driven by shared innovation and a common goal.

Certifications
FAQ:
Question A: What is the relationship between Ramtec CN and Ramtec Robi in Finland?
Answer A: Initially, Ramtec CN was proud to serve as an esteemed agent for Ramtec Finland in Northern China. Our journey began in 2010 when we were established in China to champion Ramtec Finland's Robi brand products. By 2013, we embarked on a pivotal transformation, establishing our own manufacturing facility and pioneering the creation and innovation of our very own line of hydraulic breakers and attachments. This marked a defining moment in our evolution, embracing the Ramtec brand series as a testament to our expertise and growth. While we once partnered closely, today, Ramtec CN and Ramtec Finland have distinct product lines, each reflecting our individual paths of excellence.
Ramtec CN was established in China to advocate for Ramtec Finland's Robi brand products. By 2013, we made a strategic
shift to build our own manufacturing facility, embarking on the creation and innovation of our own hydraulic breakers and
attachments. We embraced the Ramtec brand series, marking a new chapter in our journey. Though once partners, today the
product lines of Ramtec CN and Ramtec Finland stand apart, reflecting distinct paths of expertise.
Ramtec Finland Products - Robi Brand
Ramtec China Products - Ramtec Brand
Question B: Why is the warranty period set at 18 months?
Answer B: At Ramtec CN, we take immense pride in manufacturing our core spare parts in-house, steering clear of outsourced procurement. This strategic approach enables us to maintain unwavering control over the quality of our materials and the precision of our heat-treatment processes. As a result, we confidently offer an 18-month warranty, ensuring our customers can rely on our products without worry (except in cases of human-caused damage), backed by robust guarantees that underscore our commitment to excellence.
commitment to superior materials and meticulous heat-treatment control instills confidence, ensuring our customers enjoy
our products worry-free within the warranty period (barring human damage), backed by our robust guarantees.
Question C: How can compatibility with the carrier be ensured?
Answer C: Our extensive reservoir of technical expertise and practical field experience has equipped us with a comprehensive database that details the specifications of various excavators. This wealth of information empowers us to precisely tailor our products to align seamlessly with the brand and series of the carrier specified by our customers, thereby minimizing compatibility issues and ensuring exceptional performance.
excavator specifications. This wealth of data enables precise alignment with the brand and series of the carrier shared by our customers, minimizing compatibility concerns.
At Ramtec Engineering Machinery Co., Ltd., we pride ourselves on offering communication costs that are not only highly competitive but also meticulously crafted to facilitate flawless interactions for our valued clients. Our expertise shines in delivering precise, tailor-made measurements for carrier connections, ensuring they align seamlessly with the unique specifications provided by our esteemed customers. This commitment to excellence in communication and customization truly sets us apart in the industry, making us a distinguished leader in our field.
Question D: Why is it that Ramtec CN has previously flown under the radar?
Answer D: Since our inception, Ramtec CN has meticulously concentrated on mastering the intricacies of the local Chinese market. Our unwavering focus on refining business operations and service offerings within this market has empowered us to develop a deep reservoir of practical experience. This strategic dedication has equipped us with a robust foundation, enabling us to deliver exceptional value and unmatched service to our clientele.
Drawing from our extensive field experience, Ramtec Engineering Machinery Co., Ltd. has honed the ability to manufacture products of unrivaled quality. We take immense pride in supplying OEM hydraulic breakers for renowned domestic excavator brands, a testament to our unwavering commitment to excellence and quality.
Exciting developments are on the horizon for Ramtec Engineering Machinery Co., Ltd., as beginning in 2024, we are poised to expand our horizons by welcoming orders for Ramtec-branded products and OEM services in international markets. This strategic expansion marks an exhilarating new chapter, underscoring our ambition to reach new heights and deliver excellence on a global scale.