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 Premier Professional Manufacturer
Ramtec CN. Machinery Co., Ltd. Standing at the forefront of hydraulic breaker manufacturing, Ramtec CN. masterfully unites production, sales, and unparalleled service under one expansive roof. Our cutting-edge production plant, sprawling over 6,000 square meters, is complemented by an ultra-modern office space of 2,000 square meters and an expert team of more than 70 skilled professionals. Our team is enriched by seasoned engineers who are pioneers in hydraulic product R&D, experienced mechanical technicians, troubleshooting maestros, and proficient assemblers, ensuring that we deliver excellence at every turn.
With an outstanding annual design and production capacity of 5,000 units, Ramtec CN. leads the charge in crafting high-end breakers and Skid Steer Loaders. Our distinguished Ramtec breaker series features the high-performance Gas Type-RB series, the energy-efficient low Gas Type-RD series, and the cutting-edge fully hydraulic hammer RQ series. Additionally, our Rmatec Skid Steer Loader collection, available in Rating Weights of 850kg and 1200kg, is supported by a rigorous quality monitoring system, stringent procurement oversight, and meticulous assembly process controls. We actively invite global partners to join us on this extraordinary journey of growth and innovation.
Dedicated to elevating premium brands through scientific management, precise manufacturing techniques, and innovative concepts, Ramtec CN. consistently delivers exceptional excavators, loaders, and breakers to the global construction machinery landscape. Our products are proudly certified with the ISO9001 quality management system certification and the coveted EU CE certification, a testament to our commitment to excellence.
Firmly rooted in the construction machinery sector, Ramtec CN. has secured over 10 invention patents and more than 24 utility models. We have been honored with prestigious accolades 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, cementing our reputation for innovation and excellence.
Craftsmanship lights the path to our original intentions, and our original intentions illuminate the road to the future. Ramtec CN. warmly invites collaboration and partnership with global friends to create a prosperous, mutually rewarding future together.

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 : Initially established as an agent for Ramtec Finland in Northern China, Ramtec CN. was founded in 2010. As part of our rich legacy
of representing Ramtec Finland, we launched Ramtec CN in China, dedicated to promoting the Robi brand products. By 2013, Ramtec CN.
established its own manufacturing facility, embarking on an ambitious journey of researching and producing premier hydraulic breakers and
attachments, culminating in the launch of the Ramtec brand series. While we once shared collaborative efforts, today the products from
both companies have evolved separately, each showcasing unique innovations and specializations.
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 : At Ramtec CN., all core spare parts are crafted in-house, free from the constraints of outsourcing, which enables us to maintain
the highest standards in material selection and heat-treatment management. This commitment empowers us to confidently assure our
customers of our products' reliability throughout the warranty period (excluding human-induced damage), providing robust and dependable assurances.
Question C : How can we ensure that the product is compatible with the carrier?
Answer C : Armed with extensive experience in technical support and field operations, we possess comprehensive Excavator data, enabling us
to ensure precise compatibility based on the brand and series information provided by our clients, effectively minimizing any potential fitment issues.
Our communication costs are meticulously crafted to be highly competitive, ensuring seamless and fluid interactions for our valued clients. Moreover, we excel in creating precision measurements for carrier connections that are perfectly tailored to the distinct specifications provided by our esteemed customers.
Question D: Why haven't we heard of Ramtec CN before?
Answer D: Since its inception, Ramtec CN has strategically focused its expertise on the thriving local Chinese market, continually refining our business operations and enhancing our service offerings. This unwavering dedication over the years has empowered us to amass an extensive wealth of practical experience.
This extensive field experience empowers us to manufacture products of unparalleled quality. We take pride in supplying OEM hydraulic breakers for prominent domestic excavator brands, showcasing our commitment to excellence and reliability.
Looking ahead to 2024, we are thrilled to embark on an exciting expansion journey by welcoming orders for Ramtec-branded products and offering distinguished OEM services to international markets.