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 at the forefront of the hydraulic breaker industry, expertly merging advanced manufacturing capabilities with unparalleled sales strategies and exceptional customer service. Central to our operations is our expansive, cutting-edge 6,000-square-meter production workshop, paired with a modern 2,000-square-meter office facility. Our team, a vibrant and skilled group of over 70 specialists, includes highly experienced engineers in hydraulic product R&D, seasoned mechanical technicians, proficient equipment debugging experts, and detail-oriented assemblers.
Demonstrating our dedication to innovation and superior quality, Ramtec CN. boasts an impressive annual production capacity of 5,000 units. Our current focus is on developing top-tier breaker products and Skid Steer Loaders. We present the renowned Ramtec breaker series, featuring the high-performance Gas Type-RB series, the efficient low Gas Type-RD series, and the innovative fully hydraulic hammer RQ series. Additionally, we offer the powerful Rmatec Skid Steer Loaders, capable of handling rating weights of 850kg and 1200kg. Ensuring excellence, our products undergo a rigorous quality assurance system throughout every stage of production, procurement, and assembly. We are actively seeking global partnerships to expand our reach and achieve new milestones together.
Driven by an unwavering commitment to building premium brands, Ramtec excels through scientific management, precise manufacturing techniques, and groundbreaking production ideologies. Our stringent production management systems guarantee that we continuously deliver world-class excavators, loaders, and breakers, esteemed in the global construction machinery market. Our products proudly hold the distinguished ISO9001 quality management system certification and the EU CE certification, reflecting our relentless pursuit of excellence and quality.
Deeply rooted in the construction machinery industry, Ramtec boasts over 10 invention patents and more than 24 utility models. Our extensive accolades include prestigious 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.
Embracing the spirit of craftsmanship, Ramtec remains steadfast to its core values, excited to forge collaborations with partners across diverse sectors globally, aiming for a prosperous and 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 origins of Ramtec CN trace back to its role as a representative for Ramtec Finland in Northern China. Established in 2010 as one of the
exclusive agents for Ramtec Finland, we embarked on a mission to promote the Robi brand throughout China. With growing momentum,
we inaugurated Ramtec CN's production facility in 2013, dedicated to the research and manufacture of hydraulic breakers and
attachments under our esteemed Ramtec brand. While our initial association with Ramtec Finland was crucial, today's offerings
from both companies are distinctly unique, reflecting their own evolved paths 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 : Our steadfast belief in the excellence of Ramtec CN's core spare parts, all meticulously crafted in-house without reliance on external
suppliers, stems from our careful material selection and cutting-edge heat-treatment processes. This confidence empowers us to provide an
18-month warranty period, giving our clients peace of mind, as long as there's no human-induced damage.
Question C : How can we ensure that the product is compatible with the carrier?
Answer C: Our unparalleled expertise in technical support and field operations has blessed us with a treasure trove of Excavator data. This extensive reservoir of knowledge empowers us to impeccably match product dimensions with the unique brand and series of carrier provided by our customers, ensuring a perfect fit every time.
This wealth of information allows us to meticulously align product dimensions with the exact specifications of the brand and series of carrier supplied by our clients, guaranteeing flawless compatibility and superior performance.
Beyond reducing communication costs, we stand out by engineering precise, custom-manufactured connections that are expertly tailored to meet the specific carrier requirements of our valued clientele. This ensures seamless integration and unlocks the full potential of optimal performance.
Question D: Why hasn't the world heard of Ramtec CN before?
Answer D: Since Ramtec CN's inception, we have laid a robust foundation in China, championing exceptional business practices and unrivaled services. Our relentless dedication over the years has enabled us to garner an impressive array of field experience, which in turn allows us to manufacture products of unparalleled quality.
We proudly supply OEM hydraulic breakers to some of the most prestigious domestic excavator brands, earning a reputation for excellence in our industry.
Looking forward to 2024, we are broadening our horizons by not only handling orders for Ramtec brand products but also providing top-notch OEM services for the global market, marking our ascent as a formidable international competitor.