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 pinnacle of hydraulic breaker innovation, seamlessly weaving together stellar production, strategic marketing, and exemplary customer service. Our state-of-the-art manufacturing facility stretches over an impressive 6,000 square meters, complemented by a modern 2,000-square-meter office space. This vibrant environment is powered by a dedicated team of over 70 industry experts, including distinguished engineers specializing in hydraulic product R&D, skilled mechanical technicians, adept troubleshooting specialists, and expert assemblers, all working in harmony.
At the forefront of the industry, Ramtec CN. showcases a formidable annual capacity to design and produce 5,000 units, leading the charge in delivering exceptional breaker products and Skid Steer Loaders. Our elite Ramtec breaker series includes the highly efficient Gas Type-RB series, the sleek low Gas Type-RD series, and the groundbreaking fully hydraulic hammer RQ series. Ramtec's Skid Steer Loader collection boasts Rating Weights of 850kg and 1200kg, all backed by a rigorous quality control system, strict procurement protocols, and meticulous assembly oversight. We cordially invite international partners to join us in this extraordinary journey of innovation and success.
Driven by an unwavering dedication to elevating premium brands, Ramtec CN. merges scientific management, precise manufacturing processes, and innovative thinking to consistently deliver world-class excavators, loaders, and breakers to the global construction machinery sector. Our products proudly uphold the ISO9001 quality management certification alongside the esteemed EU CE certification, exemplifying our commitment to excellence.
Ramtec CN. is a stalwart in the construction machinery landscape with over 10 invention patents and 24 utility models to its name. Honored with prestigious titles 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 unassailable reputation speaks volumes.
Craftsmanship serves as the cornerstone of our original intentions, guiding us toward future triumphs. Ramtec CN. passionately seeks to forge alliances and partnerships globally, aspiring to construct a thriving 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 : Initially an agent for Ramtec Finland in Northern China, Ramtec CN. was established in 2010. Reflecting its legacy as one of the agents,
Ramtec CN was founded in China, championing the promotion of Robi brand products. By 2013, Ramtec CN.
launched its own manufacturing facility and began crafting premium hydraulic breakers and
attachments, heralding the successful introduction of the Ramtec brand series. Though once collaborative partners, today, the offerings from both companies
stand uniquely apart, each pioneering new 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 : All core components at Ramtec CN are meticulously crafted in-house, free from external dependencies, ensuring unmatched
standards in material selection and heat-treatment precision. This enables us to guarantee the product's unwavering reliability
throughout the warranty period (excluding human-induced damages), providing robust assurance to our valued customers.
Question C : How can we ensure that the product is compatible with the carrier?
Answer C : Our extensive expertise in technical support and field operations equips us with comprehensive Excavator data, ensuring accurate
compatibility based on the specific brand and series details provided by our clients, effectively minimizing fitment challenges.
Our communication costs are meticulously engineered to be incredibly competitive, ensuring seamless and effortless interactions for our valued clients. Moreover, we excel in crafting precision measurements for carrier connections, customized to the distinct specifications provided by our esteemed customers.
Question D: What factors contribute to Ramtec CN's limited recognition outside its home country?
Answer D: Since its founding, Ramtec CN has strategically refined its expertise with an unwavering focus on the vibrant local Chinese market, consistently improving our operations and enhancing service offerings. This dedicated approach has enabled us to amass a vast wealth of practical experience over the years.
This extensive reservoir of field experience empowers us to craft products of unparalleled quality. We proudly supply OEM hydraulic breakers to leading domestic excavator brands, showcasing our steadfast commitment to excellence and reliability.
Anticipating 2024, we are thrilled to embark on an exciting expansion journey as we welcome orders for Ramtec-branded products and offer exceptional OEM services to the global market.