Step into a world of engineering brilliance with our High Efficiency Blue Electric Motor Gear Reducer, where superior design meets unmatched functionality. Its compact size and lightweight nature conceal the power within, delivering substantial transmission torque with unrivaled stability and performance. Engineered for a nearly silent operation, this robust machine offers flexible installation possibilities and harmonizes with a multitude of motor types. It stands as a versatile asset, ideal for use in sectors such as sewage treatment, chemical processing, and pharmaceuticals, making it an indispensable powerhouse for diverse industrial needs.
Our product stands out with an array of motor combinations, flexible installation forms, and pioneering structural variations. Each meticulously refined transmission ratio is crafted to effortlessly accommodate various operational requirements, ensuring remarkable performance and adaptability in any scenario.
Designed with precision excellence, our reducer is built with a robust, high-strength cast iron housing and gears meticulously crafted from high-grade alloy steel. These gears undergo advanced carburizing, quenching, and hardening processes to achieve a precise ground finish, ensuring stable transmission, minimal noise, and exceptional load-bearing capacity. This design innovation minimizes temperature increases, significantly extending the product's operational life. Perfect for challenging environments like metallurgy, it features: 1. A compact structure with minimal offset output. 2. Optimal utilization of housing space, incorporating an integral casting box for superior rigidity. 3. Enhanced shaft durability and prolonged bearing life.
Product Name |
R Series Foot Mounted Coaxial helical gear units with solid shaft |
Gear material |
20CrMnTi alloy steel |
Color |
Blue Silver Red Customerized |
Case Material |
Cast iron HT200 |
Gear Processing |
Grinding finish by HOFLER Grinding Machines |
Noise Test |
Below 65dB |
Brand of bearings |
C&U bearing, ZWZ,LYC, HRB, NSK ,etc |
Brand of oil seal |
NAK or other brand |
Temp. rise (MAX) |
40ºC |
Temp. rise (Oil)(MAX |
50ºC |
Vibration |
≤20µm |
Housing hardness |
HBS190-240 |
Surface hardness of gears |
HRC58°~62 ° |
Gear core hardness |
HRC33~40 |
Machining precision of gears |
5 Grade |
Lubricating oil |
GB L-CKC220-460, Shell Omala220-460 |
Heat treatment |
Carburizing, Quenching etc |
Efficiency |
95%~96% (depends on the transmission stage) |
Backlash |
≤20Arcmin |
Installation Instructions

Changzhou Changyulong Reducer Co., Ltd is a distinguished leader in crafting cycloidal gear reducers. With a legacy of excellence, we integrate advanced enterprise and technical management systems. Our products adhere strictly to JB298281 ministry standards and boast validation from the International Provincial Bureau of standards, ensuring top-tier quality and dependability for modern cycloidal gear solutions.
Our state-of-the-art cycloidal pinwheel reducer utilizes the planetary transmission principle combined with cycloidal pinwheel tooth meshing, forming an advanced transmission device essential in industries such as textile printing and dyeing, light industry food, metallurgy, mining, and petrochemicals. It serves as a crucial component for driving and speed regulation solutions.
Our cycloidal reducers embody the highest standards of quality and reliability. With an extensive range of specifications and competitive pricing, we live by our motto: 'sincerity and credibility.' Our unwavering commitment to quality and customer satisfaction ensures our products provide substantial technical and economic advantages, garnering praise across a wide spectrum of industries.

Q: What're your main products?
A: We currently produce Brushed Dc Motors, Brushed Dc Gear Motors, Planetary Dc Gear Motors, Brushless Dc Motors, Stepper motors, Ac Motors and High Precision Planetary Gear Box etc. You can check the specifications for above motors on our website and you can email us to recommend needed motors per your specification too.
Q: How to select a suitable motor?
A:If you have motor pictures or drawings to show us, or you have detailed specs like voltage, speed, torque, motor size, working mode of the motor, needed lifetime and noise level etc, please do not hesitate to let us know, then we can recommend suitable motor per your request accordingly.
Q: Do you have a customized service for your standard motors?
A: Yes, we can customize per your request for the voltage, speed, torque and shaft size/shape. If you need additional wires/cables soldered on the terminal or need to add connectors, or capacitors or EMC we can make it too.
Q: Do you have an individual design service for motors?
A: Yes, we would like to design motors individually for our customers, but it may need some mold developing cost and design charge.
Q: What's your lead time?
A: Generally speaking, our regular standard product will need 15-30days, a bit longer for customized products. But we are very flexible on the lead time, it will depend on the specific orders.