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 state-of-the-art production hub sprawls across an impressive 6,000 square meters. This cutting-edge facility includes a modern office space of 2,000 square meters and is driven by the dedication of over 70 industry veterans. Our dynamic workforce is composed of seasoned engineers specializing in hydraulic product R&D, proficient mechanical technicians, expert equipment troubleshooting specialists, and highly skilled assemblers, ensuring excellence at every stage.
With an impressive annual design and production capacity of 5,000 units, Ramtec CN. leads the charge in advancing superior breaker products and Skid Steer Loaders. Our renowned Ramtec breaker series, including the ultra-efficient Gas Type-RB series, the streamlined Low Gas Type-RD series, and the groundbreaking fully hydraulic hammer RQ series, sets industry benchmarks. The Rmatec Skid Steer Loader collection, available in Rating Weights of 850kg and 1200kg, is bolstered by a rigorous quality monitoring framework, stringent procurement standards, and meticulous assembly process oversight. We warmly invite global partners to embark on this exceptional journey with us.
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 global construction machinery arena. Our products proudly showcase the ISO9001 quality management certification and the prestigious EU CE certification, a testament to our distinguished craftsmanship and reliability.
Firmly established in the construction machinery sector, Ramtec CN. holds over 10 invention patents and more than 24 utility models. Honored with 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 for innovation and excellence is unparalleled.
Craftsmanship is the cornerstone of our original aspirations, guiding us toward future achievements. Ramtec CN. passionately seeks collaboration and partnership with international allies to build a prosperous and mutually rewarding future together.

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 expertly crafted to be extraordinarily competitive, ensuring that interactions with our valued clients are seamless and hassle-free. Furthermore, we possess exceptional proficiency in creating precision measurements for carrier connections, meticulously tailored to the distinct specifications provided by our esteemed customers.
Question D: Why is Ramtec CN not widely recognized beyond its home country borders?
Answer D: Since its establishment, Ramtec CN has strategically developed its prowess by focusing intensely on the dynamic and thriving local Chinese market. We have persistently refined our operations and enhanced our service offerings, accumulating a wealth of profound hands-on experience throughout the years.
This extensive repository of field experience empowers us to engineer products of unparalleled quality. We take immense pride in supplying OEM hydraulic breakers to prominent domestic excavator brands, which stands as a testament to our unwavering dedication to excellence and reliability.
As we look ahead to 2024, we are thrilled to embark on an exhilarating journey of dynamic expansion. We are opening our doors to global markets by accepting orders for Ramtec-branded products and offering outstanding OEM services worldwide.