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. As a pioneer in the hydraulic breaker industry, Ramtec CN. excels in seamlessly integrating production, marketing, and customer service. Our state-of-the-art production facility extends over a vast 6,000 square meters, complemented by a sleek and modern 2,000 square meter office space. With a dynamic team exceeding 70 industry specialists, we are driven by expertise and innovation. Our workforce comprises experienced engineers focused on hydraulic product R&D, skilled mechanical technicians, adept equipment troubleshooting experts, and highly proficient assemblers, all contributing to our excellence.
With an impressive annual design and production capacity of 5,000 units, Ramtec CN. leads the charge in developing advanced breaker products and Skid Steer Loaders. Our esteemed Ramtec breaker lineup includes the highly efficient Gas Type-RB series, the compact low Gas Type-RD series, and the innovative fully hydraulic hammer RQ series. Our Rmatec Skid Steer Loader lineup, with Rating Weights of 850kg and 1200kg, is backed by a rigorous quality control system, strict procurement standards, and meticulous assembly process management. We warmly welcome global partners to embark on this remarkable journey with us.
Driven by a steadfast dedication to enhancing premium brands through scientific management, precise manufacturing, and pioneering ideas, Ramtec CN. consistently delivers elite excavators, loaders, and breakers to the global construction machinery market. Our products carry the esteemed ISO9001 quality management certification and the prestigious EU CE certification, affirming their superior quality and reliability.
Firmly anchored in the construction machinery industry, Ramtec CN. holds over 10 invention patents and more than 24 utility models. Honored with prestigious accolades such as Shandong High-tech Enterprise, Shandong Specialized and Innovative Enterprise, Shandong Science and Technology-focused Small and Medium-sized Enterprise, and Yantai Innovative Small and Medium-sized Enterprise, our reputation for excellence is beyond dispute.
Craftsmanship is the foundation of our original aspirations, guiding us toward future triumphs. Ramtec CN. passionately seeks collaborations and partnerships with international allies to build a prosperous and 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 : Originating as an agent for Ramtec Finland in Northern China, Ramtec CN. was founded in 2010. As part of our legacy as one of the agents
for Ramtec Finland, we established Ramtec CN in China, leading the promotion of Robi brand products. By 2013, Ramtec CN.
launched its own production facility and began crafting premium hydraulic breakers and
attachments, successfully introducing the Ramtec brand series. While formerly collaborative partners, the products from both companies
are now distinctly unique, each showcasing innovative advancements.
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 : All core components at Ramtec CN are meticulously engineered in-house, free from external reliance. We maintain unparalleled
standards in material selection and heat-treatment management. This enables us to guarantee the product's unwavering reliability
throughout the warranty period (except for human-induced damage), offering solid assurances to our customers.
Question C : How can we ensure that the product is compatible with the carrier?
Answer C : Our extensive expertise in technical support and field operations equips us with comprehensive Excavator data, ensuring accurate
compatibility based on brand and series details provided by our clients, effectively reducing fitment challenges.
Our communication costs are masterfully crafted to be not only highly competitive but also seamlessly integrated, ensuring effortless interactions for our cherished clients. Additionally, we excel in creating precision measurements for carrier connections, tailored meticulously to the unique specifications provided by our esteemed customers.
Question D: What factors contribute to Ramtec CN's limited global recognition beyond its home country?
Answer D: Since its inception, Ramtec CN has strategically honed its expertise, with a concentrated focus on the vibrant local Chinese market. By continuously refining our operations and enhancing service offerings, this steadfast dedication has allowed us to accumulate a vast wealth of hands-on experience over the years, solidifying our presence and reputation within the region.
Our deep well of field experience empowers us to craft products of unparalleled quality. We take immense pride in supplying OEM hydraulic breakers to leading domestic excavator brands, a true testament to our unwavering commitment to excellence and reliability.
Looking forward to 2024, we are thrilled to embark on a dynamic expansion journey. With great excitement, we are opening our doors to orders for Ramtec-branded products and are poised to deliver outstanding OEM services to the global market, marking a new chapter of growth and innovation.