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 the realm of hydraulic breaker manufacturing, Ramtec CN. masterfully orchestrates production, marketing, and unparalleled customer service. Our state-of-the-art production facility unfolds across a sprawling 6,000 square meters, coupled with a stylish office space of 2,000 square meters, energized by a dynamic team exceeding 70 seasoned industry veterans. Our workforce encompasses expert engineers specializing in hydraulic product R&D, talented mechanical technicians, skilled equipment troubleshooting experts, and highly proficient assemblers, all working in harmony.
With an impressive annual design and production capacity of 5,000 units, Ramtec CN. stands at the vanguard of pioneering superior breaker products and Skid Steer Loaders. Our esteemed Ramtec breaker series boasts the ultra-efficient Gas Type-RB series, the streamlined low Gas Type-RD series, and the innovative fully hydraulic hammer RQ series. Furthermore, our Rmatec Skid Steer Loader lineup is available in Rating Weights of 850kg and 1200kg, bolstered by a comprehensive quality assurance framework, rigorous procurement standards, and meticulous assembly process oversight. We cordially welcome global partners to embark on this extraordinary venture with us.
With an unwavering dedication to elevating premium brands through scientific management, precise manufacturing, and groundbreaking innovation, Ramtec CN. consistently delivers superior excavators, loaders, and breakers to the global construction machinery arena. Our products proudly carry the ISO9001 quality management certification along with the prestigious EU CE mark, ensuring top-tier quality and safety.
Firmly entrenched in the construction machinery sector, Ramtec CN. boasts over 10 invention patents and more than 24 utility model patents. 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 sterling reputation is undeniable and well-deserved.
Craftsmanship is the bedrock of our original aspirations, lighting the path to future accomplishments. Ramtec CN. passionately seeks collaboration and partnership with international allies to build a thriving and mutually rewarding future for all involved.

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 serving as an agent for Ramtec Finland in Northern China, Ramtec CN. was founded in 2010. Stemming from our heritage as one of the agents
for Ramtec Finland, we established Ramtec CN in China, leading the charge in promoting Robi brand products. By 2013, Ramtec CN.
unveiled its own production facility and embarked on the journey of crafting premium hydraulic breakers and
attachments, successfully launching the acclaimed Ramtec brand series. Though previously collaborative partners, today, the offerings from both companies
are uniquely distinct, each contributing innovative developments to the industry.
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 reliance on external sources, we maintain unparalleled
standards in material selection and heat-treatment processes. This enables us to guarantee the product's steadfast reliability
throughout the warranty duration (excluding damages caused by human factors), providing solid assurances to our esteemed clientele.
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 based on brand and series details shared by our clients, thereby effectively minimizing fitment challenges.
At Ramtec Engineering Machinery Co., Ltd., we have meticulously designed our communication costs to be not just competitive, but remarkably efficient. This ensures a seamless and effortless interaction experience for our valued clients. Moreover, our expertise extends to crafting precision measurements for carrier connections, which are expertly tailored to the specific requirements of our esteemed customers. Our commitment to excellence in these areas sets us apart in the industry.
Question D: Why hasn't Ramtec CN gained significant recognition beyond its home borders?
Answer D: Since its founding, Ramtec CN has strategically directed its focus primarily on the flourishing local Chinese market. This strategic emphasis has enabled us to fine-tune our operations and continually enhance our service offerings. Our dedication to this vibrant market has afforded us the opportunity to amass an extensive and invaluable repository of practical, hands-on experience over the years, solidifying our expertise in the field.
This extensive reservoir of field experience allows us to engineer products of unparalleled quality and reliability. We are proud to be the chosen supplier of OEM hydraulic breakers to renowned domestic excavator brands. This achievement testifies to our steadfast commitment to maintaining high standards of excellence and dependability.
Looking ahead to 2024, we are thrilled to set forth on an ambitious expansion path. We eagerly anticipate welcoming orders for Ramtec-branded products and are excited to offer exceptional OEM services to the global market. This new chapter is a testament to our readiness to embrace broader horizons while maintaining our commitment to quality and innovation.