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 at the forefront of hydraulic breaker manufacturing, shining in production, sales, and service excellence. Nestled within a cutting-edge 6,000-square-meter production haven and complemented by a sleek 2,000-square-meter office space, the company thrives with an impassioned cadre of over 70 skilled professionals. This extraordinary team is enriched with seasoned engineers advancing hydraulic product innovation, skilled mechanical technicians, adept equipment debugging specialists, and diligent assemblers, each bringing their masterful expertise to the table.
With a remarkable annual design and production prowess totaling 5,000 units, Ramtec CN. is a maestro in high-caliber breaker products, perfectly paired with our celebrated Skid Steer Loaders. Revel in our flagship Ramtec breaker series, featuring the high Gas Type-RB, low Gas Type-RD, and the avant-garde fully hydraulic hammer RQ. Adding to our distinguished lineup are the robust Rmatec Skid Steer Loaders, showcasing impressive rating weights of 850kg and 1200kg. Excellence is a standard, upheld by our rigorous quality monitoring system, comprehensive procurement vigilance, and meticulous assembly controls. We eagerly seek visionary global partners to amplify our horizons.
Ramtec is devoted to trailblazing high-end brands through scientific management, precise manufacturing, innovative strategies, and stringent production protocols. Our unwavering pledge is to deliver unmatched quality in excavators, loaders, and breakers to the global construction machinery industry. Our products proudly bear the esteemed ISO9001 quality management system certification and the distinguished EU CE certification, affirming our commitment to excellence.
Deeply entrenched in the construction machinery realm, Ramtec parades its innovative supremacy with over 10 invention patents and 24 utility models. Our accolades include prestigious 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-testaments to our relentless pursuit of innovation.
Craftsmanship fuels our foundational mission, propelling us toward a luminous future. Ramtec cordially invites visionary individuals and enterprises worldwide to embark on a collaborative journey toward shared success.

Certifications
FAQ:
Question A: What is the relationship between Ramtec CN and Ramtec Robi in Finland?
Answer A: Initially serving as an agent for Ramtec Finland in Northern China, Ramtec CN evolved significantly over time.
In 2010, Ramtec CN was established in China to champion Ramtec Finland's Robi brand products. By 2013, we pivoted to
creating our own manufacturing facility, embarking on an era of innovation with our hydraulic breakers and attachments.
Embracing the Ramtec brand series, we heralded a new chapter in our narrative. Once partners, the product lines of Ramtec
CN and Ramtec Finland now diverge, each pursuing unique paths of expertise and excellence.
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 pride ourselves on producing core spare parts in-house, avoiding outsourced procurement. Our
dedication to superior materials and rigorous heat-treatment control instills unwavering confidence, allowing our customers
to experience our products worry-free during the warranty period (excluding human damage), supported by our robust guarantees.
Question C: How can compatibility with the carrier be ensured?
Answer C: Our wealth of technical support experience and extensive fieldwork equip us with a comprehensive database of
excavator specifications. This abundant resource enables precise alignment with the brand and series of the carrier provided by our customers, minimizing any compatibility concerns.
At Ramtec Engineering Machinery Co., Ltd., we excel in offering communication costs that not only remain exceptionally competitive but are also meticulously crafted to ensure seamless interactions for our cherished clients. Our unparalleled expertise shines through in providing precise and bespoke measurements for carrier connections, ensuring they align impeccably with the distinct specifications entrusted to us by our esteemed customers. Our unparalleled dedication to excellence in communication and customization is what truly distinguishes us in the industry.
Question D: Why is it that Ramtec CN has previously flown under the radar?
Answer D: Since our inception, Ramtec CN has devotedly focused on mastering the intricacies of the local Chinese market. This unwavering focus on refining our business operations and service offerings has empowered us to amass an extensive reservoir of practical experience. This strategic dedication has provided us with a formidable foundation to deliver unparalleled value to our clientele, ensuring that we exceed their expectations at every opportunity.
Leveraging our vast field expertise, we have refined the art of manufacturing products that boast unmatched quality. We are immensely proud of supplying OEM hydraulic breakers to esteemed domestic excavator brands, a true testament to our unwavering commitment to excellence and quality.
The horizon is brimming with exciting developments: starting in 2024, we are set to expand our reach by welcoming orders for Ramtec-branded products and OEM services in global markets. This strategic expansion heralds an exhilarating new chapter for Ramtec Engineering Machinery Co., Ltd., marking our debut on the international stage with a commitment to excellence that knows no bounds.