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. - A Distinguished Professional Manufacturer
Ramtec CN. Machinery Co., Ltd. Ramtec CN. stands as a pioneering titan in the field of hydraulic breakers, masterfully merging exceptional production capabilities with unparalleled sales expertise and extraordinary service. At the core of our operations is an expansive, advanced 6,000-square-meter production facility, perfectly complemented by a sophisticated 2,000-square-meter office environment. Our dynamic team of over 70 professionals includes seasoned engineers skilled in hydraulic product R&D, veteran mechanical technicians, adept equipment debugging experts, and meticulous assemblers.
Our remarkable annual capacity to design and produce an astonishing 5,000 units exemplifies our relentless pursuit of innovation and excellence. Currently, we channel our expertise into crafting premium-grade breaker products and versatile Skid Steer Loaders. Our renowned Ramtec breaker series ranges from the high-performance Gas Type-RB series and the efficient low Gas Type-RD series to the advanced fully hydraulic hammer RQ series. In addition, we offer the robust Rmatec Skid Steer Loaders with rated weights of 850kg and 1200kg. Rigorous quality assurance systems encompass our production, procurement, and assembly processes, ensuring consistent excellence. As we ambitiously expand our horizons, we actively seek global partners to join us on this exciting journey.
Ramtec's unwavering commitment to crafting high-end brands is fueled by scientific management, precision manufacturing, and revolutionary production ideologies. Our stringent production management systems guarantee that we continuously deliver superior excavators, loaders, and breakers, celebrated in the global construction machinery market. Our products proudly bear the prestigious ISO9001 quality management system certification and the EU CE certification, underscoring our uncompromising commitment to quality standards.
Firmly rooted in the construction machinery sector, Ramtec has earned over 10 invention patents and is credited with more than 24 utility models. Our accolades include esteemed titles 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.
Driven by the ethos of craftsmanship, Ramtec remains steadfast in its founding principles. We eagerly seek collaboration with partners from diverse domains worldwide, aspiring towards a shared, prosperous 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 originated as a representative for Ramtec Finland in Northern China, established in 2010 as an exclusive agent.
We launched Ramtec CN with the mission to champion the Robi brand across China, gaining momentum to establish our manufacturing
facility in 2013. We embarked on the research and production of hydraulic breakers and attachments under our own esteemed
Ramtec brand. Our collaborative journey with Ramtec Finland was foundational, but today's offerings from both entities reflect
distinctly unique paths of evolution.
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 : Our unwavering confidence in the superior quality of Ramtec CN's core spare parts, all crafted in-house without reliance
on external suppliers, stems from our meticulous material selection and advanced heat-treatment processes. Thus, we confidently
offer an 18-month warranty period, ensuring our customers enjoy peace of mind, barring any human-induced damage.
Question C : How can we ensure that the product is compatible with the carrier?
Answer C : Our extensive expertise in both technical support and real-world field operations has gifted us with a comprehensive and invaluable repository of Excavator data. This unparalleled knowledge base allows us to meticulously align our product dimensions with the exact brand and series of carriers supplied by our customers.
This expansive wealth of information empowers us to align our product dimensions with the unique specifications of each brand and carrier model our customers provide.
Our capabilities extend beyond just supplying parts; we are adept at designing precise, custom-manufactured connections that are meticulously tailored to meet the specific carrier requirements of our esteemed clientele, ensuring seamless integration and achieving peak performance while minimizing communication costs.
Question D: Why haven't we heard of Ramtec CN before?
Answer D: Since our inception, Ramtec CN has solidified its presence in the Chinese market, with a keen focus on exemplary business practices and outstanding services. Through years of unwavering dedication, we have accumulated an impressive wealth of field experience that empowers us to manufacture superior products.
We take pride in supplying OEM hydraulic breakers to prominent domestic excavator brands, a testament to our commitment to quality and innovation.
In 2024, we are expanding by undertaking orders for Ramtec brand products and offering OEM services on a global scale, marking a new era of growth and international outreach for our company.