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 an illustrious leader in the hydraulic breaker industry, bringing unparalleled excellence in production, sales, and service. Nestled within a state-of-the-art facility that spans an impressive 6,000 square meters, coupled with a spacious 2,000 square meters of office environment, we are fueled by a team of over 70 passionate professionals. This distinguished ensemble includes veteran engineers who are the vanguard of hydraulic innovation, seasoned mechanical technicians, competent equipment debugging experts, and dedicated assemblers, all working synergistically to push the boundaries of excellence.
With a remarkable annual design and production prowess of 5,000 units, Ramtec CN. is synonymous with premium-grade breaker products, complemented by our acclaimed Skid Steer Loaders. Our hallmark Ramtec breaker collection includes the advanced high Gas Type-RB, the efficient low Gas Type-RD, and the trailblazing fully hydraulic hammer RQ. Additionally, the Rmatec Skid Steer Loaders, boasting rating weights of 850kg and 1200kg, are testaments to our engineering excellence. An unwavering quality monitoring system, thorough procurement management, and meticulous assembly processes ensure that our products are nothing short of exceptional. We are on the lookout for visionary global partners eager to join our journey of expansion and innovation.
At Ramtec, we are committed to fostering high-end brand excellence through scientific management, precision-driven manufacturing, innovative methodologies, and stringent production standards. Our promise is to deliver superior-quality excavators, loaders, and breakers to the global construction machinery arena. Our products proudly bear the ISO9001 quality management system certification and the esteemed EU CE certification, standing as a testament to our relentless pursuit of quality and excellence.
With a deep-seated heritage in the construction machinery industry, Ramtec showcases its innovation with over 10 distinguished invention patents and 24 utility models. Our accolades include prestigious recognitions 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, underscoring our commitment to advancing technology and innovation.
Our craftsmanship is the flame that fuels our original purpose, guiding us to a future brimming with promise. Ramtec extends a heartfelt invitation to visionary individuals and enterprises around the globe to join us on a collaborative path to 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 served as a dedicated agent for Ramtec Finland's esteemed Robi brand across Northern China. In 2010, as part of our strategic evolution,
we established Ramtec CN in China to champion and represent the Robi brand. By 2013, we embarked on a strategic
transition to develop our own state-of-the-art manufacturing facility, pioneering the design and innovation of our own hydraulic breakers and
attachments. This endeavor marked the launch of the Ramtec brand series, ushering in a new era for our enterprise. Though once closely aligned, the
product lines of Ramtec CN and Ramtec Finland now navigate distinct paths of expertise, each reflecting a unique legacy of 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 our in-house production capabilities of core spare parts, intentionally avoiding outsourced procurement. Our steadfast
commitment to superior-quality materials and stringent heat-treatment processes empowers us to extend a robust 18-month warranty, providing
our customers with peace of mind. Our products are designed to perform flawlessly within this period, safeguarded by our comprehensive guarantees against all but human-induced damages.
Question C: How can compatibility with the carrier be ensured?
Answer C: Thanks to our extensive technical support expertise and hands-on field experience, we maintain a comprehensive and ever-growing database of varied
excavator specifications. This wealth of knowledge allows us to precisely match compatibility with the specific brand and series of carriers provided by our customers, ensuring seamless integration and minimal compatibility challenges.
At Ramtec Engineering Machinery Co., Ltd., we take immense pride in offering communication costs that are not just competitive, but expertly crafted to facilitate seamless interactions for our esteemed clients. Our unparalleled expertise shines brightly in delivering precise, custom-tailored measurements for carrier connections, ensuring a perfect alignment with the unique specifications our customers entrust us with. Our unwavering commitment to excellence in both communication and customization is what truly sets us apart in the industry, making us a leader in forging lasting client relationships.
Question D: Why has Ramtec CN remained under the radar until now?
Answer D: Since our inception, Ramtec CN has been meticulously focused on mastering the intricate dynamics of the local Chinese market. Our dedicated attention to refining our business operations and enhancing our service offerings in this region has enabled us to amass a profound reservoir of practical experience. This strategic commitment has endowed us with a robust foundation, empowering us to deliver unparalleled value to our discerning clientele.
Leveraging our extensive field experience, we have meticulously honed our ability to manufacture products of unmatched quality. We take immense pride in supplying OEM hydraulic breakers for prestigious domestic excavator brands, a testament to our unwavering dedication to excellence and innovation.
Thrilling developments are on the horizon for Ramtec Engineering Machinery Co., Ltd. As we step into 2024, we are poised to expand our reach by welcoming orders for Ramtec-branded products and OEM services in international markets. This strategic expansion heralds an exhilarating new chapter, marking a bold leap forward as we embrace the global stage with our distinguished offerings.