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 frontrunner in hydraulic breaker manufacturing, Ramtec CN. ingeniously integrates state-of-the-art production, strategic marketing, and exemplary customer service. Our impressive production facility spans a vast 6,000 square meters, complemented by a modern 2,000 square meter office, all driven by a dynamic team of over 70 industry experts. Our talented workforce includes experienced engineers specializing in hydraulic product R&D, skilled mechanical technicians, proficient equipment troubleshooting specialists, and top-notch assemblers.
With an impressive annual design and production capacity of 5,000 units, Ramtec CN. leads the way in developing top-tier breaker products and Skid Steer Loaders. Our esteemed Ramtec breaker series boasts the highly efficient Gas Type-RB series, the streamlined low Gas Type-RD series, and the innovative fully hydraulic hammer RQ series. Our Rmatec Skid Steer Loader lineup, available with Rating Weights of 850kg and 1200kg, is supported by a rigorous quality monitoring system, stringent procurement standards, and meticulous assembly process oversight. We warmly welcome global partners to join us on this remarkable journey.
With an unyielding commitment to enhancing premium brands through scientific management, rigorous manufacturing, and forward-thinking ideas, Ramtec CN. consistently delivers top-quality excavators, loaders, and breakers to the global construction machinery market. Our products proudly carry the esteemed ISO9001 quality management certification and the prestigious EU CE certification, underscoring our unwavering dedication to excellence.
Firmly entrenched 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 esteemed reputation is indisputable.
Craftsmanship serves as the cornerstone of our original aspirations, illuminating the path to future triumphs. Ramtec CN. passionately seeks collaboration and partnerships with international allies to forge a prosperous and mutually rewarding 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 : Initially an agent for Ramtec Finland in Northern China, Ramtec CN. was founded in 2010. Drawing from our legacy as one of the agents
for Ramtec Finland, we established Ramtec CN in China, spearheading the promotion of Robi brand products. By 2013, Ramtec CN.
launched its own production facility and embarked on the creation of premium hydraulic breakers and
attachments, successfully introducing the Ramtec brand series. While once collaborative partners, today, the offerings from both companies
are uniquely distinct, with each bringing forth 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 : As all core components at Ramtec CN are meticulously crafted in-house without reliance on external sources, we maintain unparalleled
standards in material selection and heat-treatment supervision. This enables us to guarantee the product's unwavering reliability
throughout the warranty period (excluding human-induced damage), providing reliable assurances to our clients.
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 precise
compatibility based on brand and series specifics provided by our clients, thereby effectively minimizing fitment challenges.
Our communication costs are artfully crafted to be exceptionally competitive, ensuring seamless and effortless interactions for our cherished clients. Moreover, we specialize in engineering precision measurements for carrier connections, meticulously tailored to the unique specifications provided by our esteemed customers.
Question D: Why is Ramtec CN not widely recognized beyond the borders of its home country?
Answer D: Since its founding, Ramtec CN has strategically concentrated its expertise on the vibrant local Chinese market, continually refining our operations and enhancing our service offerings. This unwavering dedication has allowed us to amass a vast wealth of hands-on experience throughout the years.
This profound reservoir of field experience empowers us to craft products of unparalleled quality. We proudly provide OEM hydraulic breakers to the preeminent domestic excavator brands, underscoring our steadfast commitment to excellence and reliability.
As we look forward to 2024, we are thrilled to embark on a dynamic expansion journey, welcoming orders for Ramtec-branded products and delivering exceptional OEM services to the global market.