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 proudly as a luminary in the hydraulic breaker sector, renowned for our superior production, unparalleled sales strategies, and exceptional service. Our cutting-edge production facility, sprawling over an impressive 6,000 square meters and complemented by an expansive 2,000-square-meter office space, serves as the heart of our operations. This vibrant hub is energized by a dynamic team of over 70 dedicated professionals. Our elite workforce includes veteran engineers who are pioneers in hydraulic product innovation, seasoned mechanical technicians, skillful equipment debugging experts, and meticulous assemblers.
With an astounding annual design and production prowess capable of delivering 5,000 units, Ramtec CN. is at the forefront of crafting premium breaker products, alongside our celebrated Skid Steer Loaders. Our acclaimed Ramtec breaker series features the high Gas Type-RB, the low Gas Type-RD, and our revolutionary fully hydraulic hammer RQ. In tandem with these achievements are the Rmatec Skid Steer Loaders, boasting rating weights of 850kg and 1200kg. Through a formidable quality monitoring system, rigorous procurement scrutiny, and meticulous assembly controls, we achieve unmatched excellence in every product. We invite visionary global partners to join us in expanding our global presence.
Ramtec is passionately committed to cultivating high-end brands through scientific management, precision manufacturing, and innovative methodologies, all governed by stringent production protocols. We are dedicated to delivering extraordinary quality in excavators, loaders, and breakers to the worldwide construction machinery market. Our products are distinguished by the ISO9001 quality management system certification and the esteemed EU CE certification.
Firmly rooted in the construction machinery sector, Ramtec showcases its inventive brilliance with 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.
Inspired by the artistry of craftsmanship, we remain true to our original mission, steering us toward a bright and prosperous future. Ramtec warmly invites visionary individuals and enterprises from around the globe to embark with us on a collaborative journey toward shared success.

Certifications
FAQ:
Question A: What is the relationship between Ramtec CN and Ramtec Robi in Finland?
Answer A: Initially, Ramtec CN proudly served as an agent for Ramtec Finland in the Northern China market. By 2010, as part of our growth journey,
Ramtec CN was founded in China with a mission to champion Ramtec Finland's revered Robi brand. By 2013, we embraced a strategic
transition to establish our own manufacturing facilities, embarking on the creation and pioneering of our own line of hydraulic breakers and
attachments. This marked the advent of the Ramtec brand series, heralding a new era in our evolution. While once unified in partnership, today
Ramtec CN and Ramtec Finland's product lines have diverged, showcasing distinct paths of specialized 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 immense pride in our in-house production of core spare parts, eschewing outsourced procurement. Our steadfast
devotion to utilizing premium materials and exercising meticulous control over heat-treatment processes ensures unwavering quality,
providing our customers with peace of mind throughout the warranty period (excluding human damage), fortified by our steadfast guarantees.
Question C: How can compatibility with the carrier be ensured?
Answer C: Our extensive reservoir of technical support experience and rich fieldwork has endowed us with a comprehensive database of diverse
excavator specifications. This vast compilation empowers us to align precisely with the brand and series shared by our customers, effectively minimizing compatibility challenges.
We take immense pride in offering communication costs that are not only exceptionally competitive but also thoughtfully designed to facilitate seamless interactions for our valued clients. Moreover, our expertise truly stands out in delivering precise, bespoke measurements for carrier connections, ensuring they align perfectly with the distinct specifications provided by our esteemed customers. This unwavering commitment to excellence in both communication and customization sets us apart as a leader in the industry, redefining unparalleled service.
Question D: Why has Ramtec CN, despite its prowess, previously flown under the radar?
Answer D: Since our inception, Ramtec CN has passionately focused on mastering the local Chinese market with meticulous care. Our unwavering dedication to refining both business operations and service offerings within this vibrant market has enabled us to cultivate a wealth of practical experience. This strategic focus has laid a strong foundation, allowing us to deliver exceptional value to our clientele and prepare for broader recognition.
Leveraging our extensive field experience, we have expertly honed the ability to manufacture products of unparalleled quality. We take immense pride in supplying OEM hydraulic breakers for prestigious domestic excavator brands, which serves as a testament to our steadfast commitment to excellence and our relentless pursuit of perfection.
Exciting developments are on the horizon as, beginning in 2024, Ramtec Engineering Machinery Co., Ltd. is ready to embark on a remarkable journey by welcoming orders for Ramtec-branded products and OEM services in international markets. This strategic expansion marks a thrilling new chapter, promising to elevate our presence and impact on a global scale.