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 trailblazer in hydraulic breaker manufacturing, Ramtec CN. masterfully blends production, marketing, and outstanding customer service. Our cutting-edge production hub spans an expansive 6,000 square meters, complete with a contemporary office space of 2,000 square meters, and fueled by a passionate team of over 70 industry veterans. Our workforce includes seasoned engineers in hydraulic product R&D, proficient mechanical technicians, adept equipment troubleshooting experts, and highly skilled assemblers.
Boasting a remarkable annual design and production prowess of 5,000 units, Ramtec CN. is at the forefront of advancing superior breaker products and Skid Steer Loaders. Our prestigious Ramtec breaker series features the ultra-efficient Gas Type-RB series, the streamlined low Gas Type-RD series, and the revolutionary fully hydraulic hammer RQ series. Our Rmatec Skid Steer Loader collection, available in Rating Weights of 850kg and 1200kg, is fortified by a rigorous quality monitoring framework, stringent procurement standards, and detailed assembly process oversight. We warmly invite global partners to join us on this exceptional venture.
With an unwavering commitment to elevating premium brands through scientific management, exacting manufacturing, and groundbreaking ideas, Ramtec CN. consistently delivers top-tier excavators, loaders, and breakers to the worldwide construction machinery arena. Our products proudly bear the ISO9001 quality management certification and the prestigious EU CE certification.
Firmly established in the construction machinery sector, Ramtec CN. holds over 10 invention patents and more than 24 utility models. Bestowed with distinguished accolades such as Shandong High-tech Enterprise, Shandong Specialized and Innovative Enterprise, Shandong Science and Technology-focused Small and Medium-sized Enterprise, and Yantai Innovative Small and Medium-sized Enterprise, our esteemed reputation is undeniable.
Craftsmanship lays the foundation for our original aspirations, lighting the path to future achievements. Ramtec CN. ardently seeks collaboration and partnership with international allies to build a prosperous and mutually gratifying 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 : Originally an agent for Ramtec Finland in Northern China, Ramtec CN. was established in 2010. As part of our heritage as one of the agents
for Ramtec Finland, we founded Ramtec CN in China, spearheading the promotion of Robi brand products. By 2013, Ramtec CN.
unveiled its own production facility and embarked on the creation of premium hydraulic breakers and
attachments, successfully launching the Ramtec brand series. While once collaborative allies, today, the offerings from both companies
are uniquely distinct, each bringing forth innovative developments.
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 : As all core components at Ramtec CN are meticulously crafted in-house without external dependencies, we uphold unmatched
criteria in material selection and heat-treatment oversight. This empowers us to vouch for the product's steadfast reliability
throughout the warranty duration (barring human-induced damage), delivering solid assurances to our clientele.
Question C : How can we ensure that the product is compatible with the carrier?
Answer C : Our vast expertise in technical support and field operations provides us with comprehensive Excavator data, ensuring precise
compatibility based on brand and series specifics shared by our clients, thus minimizing fitment challenges effectively.
Our communication costs are masterfully designed to be exceptionally competitive, ensuring smooth and effortless interactions for our cherished clients. In addition, we are experts in crafting precision measurements for carrier connections, tailored to the unique specifications provided by our esteemed customers.
Question D: Why is Ramtec CN not widely known outside its home country?
Answer D: Since its inception, Ramtec CN has strategically honed its expertise with a concentrated focus on the vibrant local Chinese market, continuously refining our operations and enhancing service offerings. This steadfast dedication has allowed us to accumulate a vast wealth of hands-on experience over the years.
This deep well of field experience empowers us to craft products of unmatched quality. We proudly supply OEM hydraulic breakers to leading domestic excavator brands, a testament to our unwavering commitment to excellence and reliability.
Looking forward to 2024, we are exhilarated to embark on a dynamic expansion journey as we open our doors to orders for Ramtec-branded products and provide outstanding OEM services to the global market.