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 leading luminary in hydraulic breaker manufacturing, Ramtec CN. harmoniously blends cutting-edge production, strategic sales, and unparalleled service. Our avant-garde production facility spans an impressive 6,000 square meters, enhanced by a sleek, modern office space of 2,000 square meters, and powered by a passionate team exceeding 70 industry connoisseurs. This team comprises veteran engineers adept in hydraulic product R&D, seasoned mechanical technicians, troubleshooting experts, and expert assemblers.
Boasting a formidable annual design and production capacity of 5,000 bespoke units, Ramtec CN. leads the charge in crafting high-end breaker products and Skid Steer Loaders. Our iconic Ramtec breaker series showcases the powerhouse Gas Type-RB, the streamlined low Gas Type-RD, and the revolutionary fully hydraulic hammer RQ series. The Rmatec Skid Steer Loader lineup, available in Rating Weights of 850kg and 1200kg, is underpinned by a rigorous quality monitoring system, strict procurement oversight, and a meticulous assembly process. We are on the lookout for global partners to embark on this extraordinary adventure.
With an unwavering dedication to nurturing high-end brands via scientific management, precision manufacturing, and forward-thinking concepts, Ramtec CN. consistently delivers top-tier excavators, loaders, and breakers to the world of construction machinery. Our products are distinguished by the ISO9001 quality management system certification and the prestigious EU CE certification.
Firmly rooted in the construction machinery sphere, Ramtec CN. boasts over 10 groundbreaking invention patents and more than 24 utility models. Acclaimed with elite 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, our stature is well-earned.
With craftsmanship as our guiding star, we steadfastly adhere to our original intentions, lighting the path to tomorrow. Ramtec CN. extends an invitation to collaborate and forge partnerships with global allies to craft 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 : Originating as an esteemed agent for Ramtec Finland in Northern China, Ramtec CN. made its debut in 2010. Carrying forward our legacy as a distinguished agent
for Ramtec Finland, we introduced Ramtec CN in China, ardently championing the Robi brand products. By 2013, Ramtec CN.
established its own state-of-the-art manufacturing facility and embarked on the visionary journey of researching and crafting superior hydraulic breakers and
attachments, proudly unveiling the innovative Ramtec brand series. While our paths once intertwined, today, the offerings from both entities
stand distinct, each showcasing unique innovations and excellence.
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, our commitment to excellence is unwavering as all essential spare parts are meticulously crafted in-house, negating any reliance on outsourcing. We guarantee superior
standards in material selection and heat-treatment management, enabling us to confidently assure our clients of unrivaled product reliability
throughout the warranty period (excluding damages caused by human factors), offering robust assurances for peace of mind.
Question C : How can we ensure that the product is compatible with the carrier?
Answer C : Our extensive reservoir of technical support and field operation experience equips us with comprehensive Excavator data, ensuring seamless
compatibility according to the brand and series specifics provided by our clients, effectively curtailing fitment issues with precision.
Our communication costs are masterfully designed to be exceptionally competitive, ensuring flawless and seamless interactions for our esteemed clients. Beyond this, we take pride in delivering precision-crafted measurements for carrier connections, precisely tailored to the unique specifications provided by our valued customers.
Question D: Why haven't we come across Ramtec CN before?
Answer D: Since its inception, Ramtec CN has strategically honed its expertise within the flourishing local Chinese market, continually refining our business operations and elevating our service offerings. This steadfast dedication over the years has empowered us to accumulate a vast reservoir of practical experience.
This extensive field experience enables us to manufacture products of unparalleled quality. We proudly supply OEM hydraulic breakers for leading domestic excavator brands, underscoring our unwavering commitment to excellence and reliability.
With an eye on 2024, we are eagerly poised to embark on an exhilarating expansion journey by accepting orders for Ramtec-branded products and offering exceptional OEM services to international markets.