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 Professional Manufacturer
Ramtec CN. Machinery Co., Ltd. Ramtec CN. stands as a towering pioneer in the innovative world of hydraulic breakers, seamlessly integrating production expertise with impeccable sales strategies and unparalleled service. At the heart of our operations lies a vast and cutting-edge 6,000-square-meter production workshop, beautifully complemented by a sophisticated 2,000-square-meter office space. Our vibrant team, a dynamic ensemble of over 70 seasoned professionals, includes expert engineers with extensive experience in hydraulic product R&D, veteran mechanical technicians, skilled equipment debugging specialists, and meticulous assemblers.
Our impressive ability to design and produce a staggering 5,000 units annually underscores our unwavering commitment to innovation and excellence. Currently, we focus our expertise on premium-grade breaker products and Skid Steer Loaders. Our offerings include the acclaimed Ramtec breaker series, ranging from the high Gas Type-RB series and low Gas Type-RD series to the groundbreaking fully hydraulic hammer RQ series, alongside the robust Rmatec Skid Steer Loaders, featuring rating weights of 850kg and 1200kg. Each product emerges from a rigorous quality assurance system encompassing every phase of production, procurement, and assembly. As we aspire to broaden our horizons, we actively seek global partners to join us on our exciting journey.
With a steadfast dedication to crafting high-end brands, Ramtec thrives on scientific management, precision manufacturing techniques, and revolutionary production ideologies. Our stringent production management systems ensure consistent delivery of premium excavators, loaders, and breakers, renowned in the global construction machinery landscape. Our products proudly bear the prestigious ISO9001 quality management system certification and the esteemed EU CE certification, standing as a testament to our commitment to uncompromising quality standards.
Firmly established in the construction machinery sector, Ramtec has achieved 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.
Guided by the ethos of craftsmanship, Ramtec is devoted to its founding principles and is eager to collaborate with partners from diverse domains globally, aspiring towards a prosperous, shared 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 : The genesis of Ramtec CN can be traced to its role as a representative for Ramtec Finland in Northern China. Established in 2010 as one of the
exclusive agents for Ramtec Finland, Ramtec CN was launched with a mission to champion the Robi brand across China. Building on this momentum,
Ramtec CN inaugurated its state-of-the-art manufacturing facility in 2013, embarking on the research and production of hydraulic breakers and
attachments under our own acclaimed Ramtec brand. While our collaborative journey with Ramtec Finland was foundational, the present offerings
from both entities are now distinctly unique, reflecting their evolved paths.
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 superiority of Ramtec CN's core spare parts, all crafted in-house without reliance on external
suppliers, is rooted in our meticulous material selection and advanced heat-treatment processes. This assurance empowers us to offer an
18-month warranty period, ensuring that our customers enjoy unparalleled peace of mind, provided there is no human-induced damage.
Question C : How can we ensure that the product is compatible with the carrier?
Answer C: With a deep well of expertise in both technical support and field operations, we've amassed a comprehensive database of Excavator data. This invaluable resource empowers us to meticulously match product specifications with the exact brand and series of the carrier provided by our clients.
This treasure trove of insights allows us to perfectly synchronize our product dimensions with the specific brand and series of the carrier supplied by the customer, ensuring unmatched precision and compatibility.
communication costs. Moreover, our prowess lies in designing and crafting meticulously precise, custom-manufactured connections that are tailored to meet the exacting requirements of our valued customers' carriers, guaranteeing seamless integration and peak performance.
Question D: Why haven't we heard of Ramtec CN before?
Answer D: Since the very beginning of Ramtec CN, we've laid down a solid foundation in China, built upon outstanding business practices and exemplary services. Our unwavering commitment over the years has allowed us to gather a rich reservoir of
field experience, which has been instrumental in our ability to produce superior products. We take pride in supplying OEM hydraulic breakers for prestigious domestic excavator brands,
and, with the dawn of 2024, we are excited to broaden our horizons by processing orders for Ramtec brand products and extending our OEM services to cater to the international market.