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. is a leading name in hydraulic breaker manufacturing, excelling in production, sales, and service. With a state-of-the-art production facility spanning a vast 6,000 square meters and an expansive 2,000 square meters of office space, the company is powered by a passionate team of over 70 skilled professionals. This elite team boasts veteran engineers dedicated to hydraulic product innovation, experienced mechanical technicians, adept equipment debugging technicians, and diligent assemblers.
Boasting an impressive annual design and production capacity of 5,000 units, Ramtec CN. specializes in high-end breaker products alongside our renowned Skid Steer Loaders. Our signature Ramtec breaker series includes the high Gas Type-RB, the low Gas Type-RD, and the cutting-edge fully hydraulic hammer RQ. Complementing these are the Rmatec Skid Steer Loaders with a rating weight of 850kg and 1200kg. A robust quality monitoring system, comprehensive procurement oversight, and meticulous assembly control processes ensure excellence in every product. We are actively seeking visionary global partners to expand our reach.
Ramtec places a high value on pioneering high-end brands through scientific management, precision manufacturing, innovative approaches, and rigorous production protocols. Our commitment is to deliver exceptional quality excavators, loaders, and breakers to the global construction machinery sector. Our products proudly carry the ISO9001 quality management system certification and the prestigious EU CE certification.
With deep roots in the construction machinery sector, Ramtec showcases its innovative prowess with over 10 invention patents and 24 utility models. Our achievements include esteemed 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.
Craftsmanship ignites our original purpose, guiding us toward a promising future. Ramtec extends a warm invitation to visionary individuals and enterprises worldwide to forge a collaborative path to mutual success.

Certifications
FAQ:
Question A: What is the relationship between Ramtec CN and Ramtec Robi in Finland?
Answer A: Originally, Ramtec CN served as an agent for Ramtec Finland in Northern China. In 2010, as part of our evolution,
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: Ramtec CN takes pride in its in-house production of core spare parts, shunning outsourced procurement. Our unwavering
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 technical support experience and hands-on fieldwork afford us a comprehensive database of various
excavator specifications. This wealth of data enables precise alignment with the brand and series of the carrier shared by our customers, minimizing compatibility concerns.
We pride ourselves on offering communication costs that are not only highly competitive but also crafted to facilitate flawless interactions for our valued clients. Furthermore, our expertise shines in delivering precise and tailor-made measurements for carrier connections, ensuring they align perfectly with the unique specifications provided by our esteemed customers. Our commitment to excellence in communication and customization sets us apart in the industry.
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 local Chinese market. Our unwavering focus on refining both our business operations and service offerings within this market has allowed us to develop a deep reservoir of practical experience. This strategic dedication has equipped us with a robust foundation to deliver exceptional value to our clientele.
Drawing from our extensive field experience, we have honed the ability to manufacture products of unrivaled quality. We take great pride in supplying OEM hydraulic breakers for esteemed domestic excavator brands, a testament to our steadfast commitment to excellence.
Exciting developments are on the horizon 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 for Ramtec Engineering Machinery Co., Ltd.