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 pioneering titan in the hydraulic breaker industry, masterfully integrating production excellence with unrivaled sales acumen and unparalleled service support. At the core of our business lies an expansive, ultra-modern 6,000-square-meter production facility, paired with a sophisticated 2,000-square-meter office precinct. Our team, a vibrant consortium of over 70 skilled professionals, includes seasoned engineers with deep expertise in hydraulic product R&D, veteran mechanical technicians, proficient equipment debugging experts, and meticulous assemblers.
Our impressive annual capacity of designing and manufacturing an astounding 5,000 units highlights our dedication to innovation and supremacy. Currently channeling our focus on producing top-tier breaker products and Skid Steer Loaders, we proudly present the renowned Ramtec breaker series (encompassing the high Gas Type-RB series, low Gas Type-RD series, to the state-of-the-art fully hydraulic hammer RQ series) alongside the formidable Rmatec Skid Steer Loaders (featuring rating weights of 850kg and 1200kg). Each of our products emerges from a rigorous quality assurance framework throughout the production, procurement, and assembly stages. Eager to broaden our horizons, we're actively scouting for global partners to join our exciting journey.
With an unwavering dedication to crafting high-caliber brands, Ramtec thrives on scientific management, precision manufacturing techniques, and groundbreaking production philosophies. Our stringent production management protocols ensure that we consistently deliver pristine excavators, loaders, and breakers, revered in the international construction machinery realm. Proudly, our products have attained the esteemed ISO9001 quality management system certification and the EU CE certification, underscoring our steadfast commitment to uncompromising quality standards.
Firmly rooted in the construction machinery sector, Ramtec has amassed over 10 invention patents and is credited with over 24 utility models. Our distinguished accolades include prestigious titles like 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 spirit of craftsmanship, Ramtec remains steadfast to its founding principles, enthusiastic about collaborating with partners from various fields worldwide, as we aspire toward 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 inception of Ramtec CN is rooted in its role as a representative for Ramtec Finland in Northern China. Founded in 2010 as one of the
exclusive agents for Ramtec Finland, we launched Ramtec CN with a mission to promote the Robi brand throughout China. Building on this momentum,
Ramtec CN established its manufacturing facility in 2013, expanding into the research and production of hydraulic breakers and
attachments under our own celebrated Ramtec brand. While our collaborative journey with Ramtec Finland was foundational, today's offerings
from both entities are distinctively unique, showcasing their separate evolutionary 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 steadfast confidence in the superiority of Ramtec CN's core spare parts, all meticulously crafted in-house without reliance on external
suppliers, stems from our rigorous material selection and state-of-the-art heat-treatment processes. This assurance empowers us to offer an
18-month warranty period, ensuring our customers receive peace of mind, granted there is no human-induced damage.
Question C : How can we ensure that the product is compatible with the carrier?
Answer C: Our extensive experience in technical support and field operations has endowed us with a vast repository of Excavator data. This treasure trove of expertise empowers us to meticulously synchronize our product dimensions with the exact brand and series of the carrier provided by the customer, ensuring perfect compatibility.
wealth of information enables us to precisely align the product dimensions with the specific brand and series of carrier furnished by the client, paving the way for seamless integration.
communication costs. Additionally, we excel at crafting precise, custom-manufactured connections tailored to the specific carrier requirements provided by our esteemed customers, ensuring seamless integration and optimal performance. Our commitment to precision guarantees that each component aligns flawlessly with the equipment, maximizing efficiency and functionality.
Question D: Why haven't we heard of Ramtec CN before?
Answer D: Since the inception of Ramtec CN, we've been laying a strong foundation in China, concentrating on delivering exceptional business practices and services. Our relentless dedication has enabled us to build a reservoir of
field experience, empowering us to manufacture top-tier products. We proudly supply OEM hydraulic breakers for prestigious domestic excavator brands,
and, with our vision set on 2024, we are expanding our horizons by handling orders for Ramtec brand products and offering OEM services to cater to the international market, thereby strengthening our global footprint.