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 hydraulic breaker industry, pioneering with unmatched proficiency in production, sales, and service. Our cutting-edge facility spans an impressive 6,000 square meters coupled with a 2,000 square meter office space, all powered by a passionate team of over 70 adept professionals. This elite assembly includes seasoned engineers who drive hydraulic innovations, skilled mechanical technicians, expert equipment debugging specialists, and meticulous assemblers, all dedicated to crafting top-tier products.
Ramtec CN. showcases an extraordinary annual design and production capacity of 5,000 units, specializing in premier breaker products and our acclaimed Skid Steer Loaders. Our flagship Ramtec breaker series is diverse, featuring the advanced high Gas Type-RB, the efficient low Gas Type-RD, and the innovative fully hydraulic hammer RQ. Complementing these are our Rmatec Skid Steer Loaders, available in 850kg and 1200kg rating weights. Our rigorous quality monitoring, comprehensive procurement oversight, and precise assembly control processes ensure superior excellence in each product. We actively seek visionary global partners to broaden our horizons.
Ramtec is committed to pioneering high-end brands through scientific management, precision craftsmanship, and innovative strategies, ensuring our excavators, loaders, and breakers stand out in the global construction machinery arena. Our products proudly bear the ISO9001 quality management system certification and the prestigious EU CE certification, underscoring our dedication to unparalleled quality.
With deep expertise in construction machinery, Ramtec is a testament to innovation with over 10 invention patents and 24 utility models. Our accolades include distinguished honors such as Shandong High Tech Enterprise, Shandong Specialized and Innovative Enterprise, Shandong Science and Technology-oriented SME, and Yantai Innovative SME, showcasing our commitment to technological advancement.
Guided by the spirit of craftsmanship, Ramtec forges a path towards a promising future. We warmly invite visionary individuals and enterprises worldwide to join us in a collaborative journey towards mutual success, driven by innovation and excellence.

Certifications
FAQ:
Question A: What is the relationship between Ramtec CN and Ramtec Robi in Finland?
Answer A: Initially, Ramtec CN represented Ramtec Finland in Northern China as an agent. However, in 2010, we took a decisive step forward,
establishing Ramtec CN in China to champion Ramtec Finland's esteemed Robi brand products. By 2013, a strategic transformation
unfolded as we set up our own manufacturing facility, venturing into the creation of our own hydraulic breakers and
attachments. We embraced the distinct Ramtec brand series, marking a new era of growth. Today, while the partnership has evolved,
the product lines of Ramtec CN and Ramtec Finland reflect unique paths of expertise, each pursuing excellence in their right.
Ramtec Finland Products - Renowned Robi Brand
Ramtec China Products - Distinguished Ramtec Brand
Question B: Why is the warranty period set at 18 months?
Answer B: Ramtec CN prides itself on the in-house production of critical spare parts, avoiding reliance on outsourced purchases. Our
steadfast commitment to superior materials and rigorous heat-treatment processes ensures that our products are delivered with
utmost quality and reliability. This confidence allows us to offer an 18-month warranty (excluding human-induced damage), backed by our robust guarantees, ensuring peace of mind for our customers.
Question C: How can compatibility with the carrier be ensured?
Answer C: Our rich experience in technical support and extensive fieldwork have endowed us with a comprehensive database of various
excavator specifications, allowing us to precisely align with the brand and series of the carrier shared by our customers. This meticulous approach significantly minimizes compatibility issues, ensuring seamless integration.
We take immense pride in offering communication costs that are not only exceptionally competitive but also meticulously crafted to ensure flawless interactions for our esteemed clients. Our expertise is unmatched when it comes to delivering precise, tailor-made measurements for carrier connections, perfectly aligning with the unique specifications our valued customers provide. Our unwavering commitment to excellence in communication and customization truly distinguishes us in the industry, setting a benchmark for others to follow.
Question D: What factors have contributed to Ramtec CN previously operating under the radar?
Answer D: From the very beginning, Ramtec CN has devoted itself with laser-like precision to mastering the local Chinese market. This unwavering focus on refining our business operations and enhancing our service offerings within this market has been our cornerstone. By developing a profound wealth of practical experience, we have established a robust foundation that enables us to deliver unparalleled value to our clientele.
Leveraging our extensive field experience, we have perfected the art of manufacturing products of unparalleled quality. Our pride in supplying OEM hydraulic breakers for leading domestic excavator brands is a testament to our unwavering commitment to excellence. This dedication is reflected in every product we deliver, ensuring only the highest standards are met.
An exhilarating chapter lies ahead as, starting in 2024, we are set to broaden our horizons by welcoming orders for Ramtec-branded products and OEM services in international markets. This strategic global expansion signifies an exciting new era for Ramtec Engineering Machinery Co., Ltd., promising to elevate our brand on the world stage.