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. Ramtec CN. stands as a beacon in hydraulic breaker manufacturing, where excellence in production, sales, and service is our hallmark. Nestled within a cutting-edge production campus that spans an impressive 6,000 square meters, complemented by a 2,000 square meter office space, Ramtec CN. is driven by more than 70 passionate and skilled professionals. This elite team includes seasoned engineers committed to hydraulic innovation, adept mechanical technicians, proficient equipment debugging specialists, and dedicated assemblers, all working in unison to drive our innovation and success.
With a remarkable capability to design and produce 5,000 units annually, Ramtec CN. excels in crafting premium breaker products and our flagship Skid Steer Loaders. Our celebrated Ramtec breaker series features the advanced high Gas Type-RB, the efficient low Gas Type-RD, and the pioneering fully hydraulic hammer RQ. In addition, the robust Rmatec Skid Steer Loaders are available with impressive rating weights of 850kg and 1200kg. Our commitment to quality is unwavering, with a stringent quality monitoring system, comprehensive procurement oversight, and meticulous assembly control processes. We are open to forming partnerships with visionary global allies to enhance our international presence.
Ramtec is dedicated to cultivating high-end brands through scientific management, precision in manufacturing, and innovative methodologies. Our uncompromising commitment ensures we deliver top-tier excavators, loaders, and breakers to the global construction machinery market. Our products proudly bear the ISO9001 quality management system certification and the esteemed EU CE certification, underscoring our commitment to quality and excellence.
With a rich legacy in the construction machinery industry, Ramtec demonstrates its innovative spirit with over 10 invention patents and 24 utility models. Our accomplishments include 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.
Craftsmanship is the flame that fuels our original purpose, guiding us toward a bright future. Ramtec warmly invites visionary individuals and enterprises worldwide to join us in forging a collaborative journey toward shared success and mutual growth.

Certifications
FAQ:
Question A: What is the relationship between Ramtec CN and Ramtec Robi in Finland?
Answer A: Initially, Ramtec CN was an agent for Ramtec Finland in Northern China. However, in 2010, as part of our evolutionary journey,
Ramtec CN was established in China to represent Ramtec Finland's Robi brand products. By 2013, we strategically pivoted,
developing our own manufacturing capabilities to innovate and create our own line of hydraulic breakers and attachments.
We embraced the Ramtec brand series, marking a significant milestone. While we once collaborated as partners, today,
the product lines of Ramtec CN and Ramtec Finland have diverged, each following their unique path of expertise and innovation.
Ramtec Finland Products - Robi Brand
Ramtec China Products - Ramtec Brand
Question B: Why is the warranty period set at 18 months?
Answer B: At Ramtec CN, we take immense pride in manufacturing our core spare parts in-house, avoiding outsourced procurement,
which allows us to maintain superior material quality and rigorous heat-treatment control. This dedication to quality instills
confidence, ensuring our products are reliable and worry-free within the 18-month warranty period (excluding human damage), backed by our robust guarantees.
Question C: How can compatibility with the carrier be ensured?
Answer C: With extensive technical support experience and practical fieldwork, we have amassed a comprehensive database,
of various excavator specifications. This wealth of knowledge enables us to precisely align with the brand and series of the carrier shared by our customers, effectively minimizing compatibility concerns and ensuring seamless integration.
At Ramtec Engineering Machinery Co., Ltd., we excel in offering communication costs that are not only highly competitive but meticulously designed to ensure seamless interactions for our valued clients. Our expertise is unparalleled in delivering accurate and custom-tailored measurements for carrier connections, aligning impeccably with the unique specifications provided by our esteemed customers. This unwavering commitment to excellence in communication and customization truly sets us apart in the industry, establishing Ramtec as a leader in precision and client satisfaction.
Question D: Why has Ramtec CN managed to remain under the radar until now?
Answer D: Since its inception, Ramtec CN has diligently concentrated on mastering the local Chinese market. By unwaveringly focusing on refining both our business operations and service offerings within this key market, we have cultivated a profound reservoir of practical experience. This strategic dedication has fortified us with a strong foundation, empowering us to deliver exceptional value and unmatched service to our clientele.
Leveraging our extensive field experience, Ramtec has mastered the art of manufacturing products of unparalleled quality. We take immense pride in supplying OEM hydraulic breakers for prestigious domestic excavator brands, a true testament to our unwavering commitment to excellence and quality craftsmanship.
Thrilling developments are on the horizon for Ramtec Engineering Machinery Co., Ltd. Starting in 2024, we are set to broaden our horizons by embracing orders for Ramtec-branded products and OEM services in global markets. This strategic expansion represents an exhilarating new chapter in our journey, promising to elevate Ramtec's presence and impact on the international stage.