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. Pioneering the hydraulic breaker landscape, Ramtec CN. is a leader in seamless production, robust marketing, and unparalleled customer service. Our state-of-the-art production facility covers a vast 6,000 square meters, complemented by a sleek 2,000 square meter office space, all driven by a team of over 70 dedicated professionals. Our workforce boasts seasoned engineers specializing in hydraulic product research and development, skilled mechanical technicians, adept troubleshooting experts, and masterful assemblers, all ensuring top-notch quality and innovation.
With an impressive annual capability to design and produce 5,000 units, Ramtec CN. spearheads the evolution of high-grade breaker products and Skid Steer Loaders. Our distinguished Ramtec breaker series includes the ultra-efficient Gas Type-RB series, the sleek low Gas Type-RD series, and the innovative fully hydraulic hammer RQ series. Meanwhile, our Rmatec Skid Steer Loader lineup, offered in Rating Weights of 850kg and 1200kg, is reinforced by a stringent quality monitoring system, rigorous procurement standards, and meticulous assembly process oversight. We eagerly invite international partners to embark on this extraordinary journey with us.
With a steadfast dedication to enhancing premium brands through scientific management, precision manufacturing, and boundary-pushing ideas, Ramtec CN. consistently delivers first-rate excavators, loaders, and breakers to the global construction machinery market. Our products proudly carry the ISO9001 quality management certification and the esteemed EU CE certification, marking excellence and quality assurance.
Firmly entrenched in the construction machinery industry, Ramtec CN. boasts over 10 invention patents and more than 24 utility models. Honored with prestigious 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 reputation for innovation and excellence is indisputable.
Craftsmanship is the cornerstone of our founding vision, illuminating the path to future triumphs. Ramtec CN. passionately seeks collaborations and partnerships with global allies to craft a prosperous and mutually rewarding 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 : Ramtec CN. was born in 2010, initially as an agent for Ramtec Finland in Northern China. Our heritage as a former agent
for Ramtec Finland led to the establishment of Ramtec CN in China, championing the promotion of the Robi brand. By 2013, Ramtec CN.
unveiled its own production facility and embarked on manufacturing premium hydraulic breakers and
attachments, successfully launching the Ramtec brand series. While once collaborative partners, both companies now offer
distinctive innovations, each excelling in their respective domains.
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 : At Ramtec CN, all core components are meticulously crafted in-house, ensuring no reliance on external sources. This enables us to uphold
exceptional standards in material selection and heat-treatment. We guarantee the product's unwavering reliability
throughout the warranty period (excluding human-induced damages), providing our customers with solid peace of mind.
Question C : How can we ensure that the product is compatible with the carrier?
Answer C : Our extensive experience in technical support and field operations equips us with comprehensive Excavator data, ensuring precise
compatibility based on the specific brand and series details provided by our clients, effectively minimizing compatibility issues.
Our communication costs have been meticulously engineered to be highly competitive, ensuring seamless and effortless interactions for our valued clients. Additionally, we specialize in crafting precision measurements for carrier connections, tailored to the specific requirements of our esteemed customers, delivering exceptional accuracy and satisfaction.
Question D: What are the reasons that Ramtec CN is not widely recognized on the international stage outside its home country?
Answer D: Since its establishment, Ramtec CN has strategically focused its expertise on the thriving local Chinese market, consistently refining our operations and enhancing our service offerings. This unwavering commitment has enabled us to amass an extensive wealth of practical experience over the years.
This substantial reservoir of field experience equips us to produce products of unparalleled quality. We are honored to supply OEM hydraulic breakers to leading domestic excavator brands, which stands as a testament to our unwavering dedication to excellence and reliability.
As we look towards 2024, we are thrilled to embark on a vibrant expansion journey, welcoming orders for Ramtec-branded products and offering exceptional OEM services to the global markets. Our commitment to quality and innovation will lead the way.