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 an industry leader in hydraulic breaker manufacturing, Ramtec CN. expertly combines production, sales, and unparalleled service. With a cutting-edge production facility spanning over 6,000 square meters and a contemporary office space of 2,000 square meters, we are fueled by a proficient team of more than 70 industry specialists. Our team features experienced engineers driving hydraulic product R&D, expert mechanical technicians, adept equipment troubleshooting specialists, and skilled assemblers.
With a remarkable annual design and production capacity of 5,000 units, Ramtec CN. is at the forefront of high-end breaker products and Skid Steer Loaders. Our hallmark Ramtec breaker series features the high-performance Gas Type-RB series, the efficient low Gas Type-RD series, and the cutting-edge fully hydraulic hammer RQ series. Besides, our Ramtec Skid Steer Loader collection, available with Rating Weights of 850kg and 1200kg, benefits from a formidable quality monitoring system, rigorous procurement monitoring, and precise assembly process control. We are actively seeking global partners to join us on this extraordinary journey.
Committed to elevating high-end brands through scientific management, precise manufacturing, and innovative concepts, Ramtec CN. consistently delivers premium excavators, loaders, and breakers to the global construction machinery market. Our products proudly bear the ISO9001 quality management system certification and the prestigious EU CE certification.
Steeped in the construction machinery domain, Ramtec CN. has secured over 10 invention patents and more than 24 utility models. Honored with prestigious titles such as 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, our reputation is a testament to our excellence.
Craftsmanship illuminates our original intentions, and these intentions illuminate the path to the future. Ramtec CN. welcomes collaboration and partnership with global friends 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 : Originating as an agent for Ramtec Finland in Northern China, Ramtec CN. emerged in 2010 with a mission to promote Robi brand products in China.
As a legacy from being one of the agents for Ramtec Finland, we introduced Ramtec CN, creating a robust market presence for Robi products. By 2013, Ramtec CN.
established its own manufacturing facility and embarked on the pioneering journey of researching and producing top-tier hydraulic breakers and
attachments, giving birth to the distinguished Ramtec brand series. While initially partners, today, the products from both companies
are uniquely distinct, each offering innovative solutions tailored to diverse market needs.
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 : By producing all core spare parts in-house at Ramtec CN, without dependence on outsourcing, we guarantee superior
standards in material selection and heat-treatment management. This empowers us to assure our customers of the product's
reliability throughout the warranty period (excluding human-induced damage), thus providing strong and dependable assurances.
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
precise compatibility according to the brand and series information provided by our clients, thereby effectively minimizing fitment issues.
Our communication costs are crafted with meticulous attention to competitiveness, ensuring interactions with our valued clients are seamless and fluid. We excel in providing precision measurements for carrier connections, perfectly tailored to the unique specifications of our esteemed customers, demonstrating our commitment to exceptional service.
Question D: Why is Ramtec CN not more widely known yet?
Answer D: From its inception, Ramtec CN has strategically focused its expertise on the burgeoning local Chinese market. By continually refining our business operations and enhancing our service offerings, we've gathered a wealth of practical experience. This commitment to our local market has paved the way for our solid foundation of expertise and innovation.
This wealth of field experience empowers us to manufacture products of unparalleled quality. We proudly supply OEM hydraulic breakers for leading domestic excavator brands, underscoring our unwavering commitment to excellence, reliability, and superior craftsmanship.
Looking ahead to 2024, we are thrilled to embark on an exciting expansion journey. We eagerly anticipate welcoming orders for Ramtec-branded products and offering distinguished OEM services to international markets, marking a new chapter of global growth and innovation.