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. - Leading the way in Innovation and Excellence!
Ramtec CN. Machinery Co., Ltd. Pioneering the field of hydraulic breaker manufacturing, Ramtec CN. Machinery Co., Ltd. stands as a formidable entity that masterfully combines production, sales, and unmatched service into a seamless operation. Spanning across a sprawling 6,000 square meters of standardized production space and 2,000 square meters of sophisticated office facilities, our expert team of over 70 dedicated professionals comprises seasoned engineers specializing in hydraulic solutions, adept senior mechanical technicians, precision-focused equipment debugging experts, and skilled assemblers-all driven by innovation.
With an impressive annual design and production capacity of 5,000 units, Ramtec focuses on crafting exceptional, high-end breaker technologies and Skid Steer Loaders. Our sophisticated product lines include the esteemed Ramtec breaker series-featuring the high Gas Type-RB series, the economical low Gas Type-RD series, and the innovative RQ series, a fully hydraulic hammer alternative-as well as the distinctive Rmatec Skid Steer Loader, available in Rating Weights of 850kg and 1200kg. Each product is crafted under a comprehensive quality monitoring system, rigorous procurement oversight, and stringent assembly control, ensuring unparalleled excellence. Join us as we broaden our horizons, seeking global partners for collaboration and growth.
Ramtec upholds an unwavering commitment to the cultivation of high-end brands, founded on sophisticated management strategies, meticulous manufacturing protocols, avant-garde production philosophies, and exacting production management systems. By consistently delivering top-tier excavators, loaders, and breakers to the global construction machinery sector, our products proudly bear the esteemed ISO9001 quality management certification and the prestigious EU CE certification, symbolizing our dedication to quality and innovation.
Firmly entrenched in the construction machinery sector, Ramtec boasts an impressive portfolio of over 10 invention patents and more than 24 utility models. Our achievements have been recognized with distinguished accolades including 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.
Craftsmanship is our guiding principle, shaping our original intentions and paving the way to a promising future. Ramtec eagerly invites collaboration with global partners from diverse industries to forge a mutually prosperous 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, Ramtec CN emerged as an esteemed agent for Ramtec Finland within China's Northern region. In 2010, as one of
the representatives of Ramtec Finland in China, we established Ramtec CN to promote and elevate the Robi brand products
of Ramtec Finland. By 2013, Ramtec CN proudly inaugurated its own manufacturing facility, embarking on the journey of developing
and producing advanced hydraulic breakers and attachments, securing and registering the iconic Ramtec brand series. While both
entities once shared a cooperative partnership, our product lines have since diverged, showcasing distinct innovations.
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 : Ramtec CN takes immense pride in producing all core spare parts in-house, eliminating the dependency on outsourced procurement.
This allows us unparalleled oversight over material selection and heat-treatment processes, instilling complete confidence that our
customers can rely on our products throughout the warranty period (absent any human-induced damage), backed by our steadfast guarantees.
Question C : How can we ensure that the product is compatible with the carrier?
Answer C : With our extensive expertise in technical support and field operations, we have meticulously amassed a wealth of Excavator data.
This data enables us to precisely align our products with the specifications of the carrier's brand and series provided by our customers,
Our communication costs are meticulously structured to be incredibly competitive, ensuring that our clients enjoy seamless and efficient interactions every step of the way. In addition, we excel in crafting precise measurements for carrier connections, which are meticulously tailored to meet the exacting specifications and unique requirements provided by our esteemed customers.
Question D: Why is it that Ramtec CN hasn't been on our radar before now?
Answer D: Since the inception of Ramtec CN, our primary expertise has been focused on the local Chinese market. By honing our business operations and refining our service offerings over time, we have cultivated an unparalleled wealth of practical experience.
This rich and extensive field experience empowers us to manufacture products of impeccable quality. We take pride in providing OEM hydraulic breakers for some of the most prestigious domestic excavator brands,
and, looking forward to 2024, we are thrilled to embark on a new journey by expanding our reach. We will begin accepting orders for Ramtec-branded products and delivering exceptional OEM services to international markets.