Lichuan Planetary Reducer Gearbox 20 to 1 20:1 PLF90 90mm Frame Size High Precision High Torque
Lichuan Planetary Reducer Gearbox PLF90 90mm Frame Size | Ratio 3:1–100:1 | High Precision High Torque
Product Introduction (Planetary Reducer Gearbox)
The Lichuan Planetary Reducer Gearbox PLF90 is a high-precision transmission solution designed for demanding motion control applications. This Planetary Reducer Gearbox supports a wide range of reduction ratios from 3:1 to 100:1, delivering excellent torque amplification and smooth performance.
With its compact 90mm frame size and robust planetary gear structure, this Planetary Reducer Gearbox is ideal for servo motors and stepper motors used in industrial automation, robotics, and CNC systems.
Product Overview (Planetary Reducer Gearbox)
- Brand: Lichuan
- Model: PLF90
- Product Type: Planetary Reducer Gearbox
- Frame Size: 90mm
- Reduction Ratios:
3:1, 4:1, 5:1, 7:1, 10:1, 12:1, 15:1, 20:1, 25:1, 30:1, 35:1, 40:1, 50:1, 70:1, 100:1
- Application: Precision Motion Control Systems
- Compatible Motors: Servo Motor / Stepper Motor
Product Description (Planetary Reducer Gearbox)
This Planetary Reducer Gearbox features a precision-engineered planetary gear system consisting of a sun gear, multiple planet gears, and a ring gear. This design ensures even load distribution, high transmission efficiency, and long-term stability.
The PLF90 Planetary Reducer Gearbox is specifically optimized for high torque output and low backlash, making it suitable for applications requiring precise positioning and repeatability.
Key Features (Planetary Reducer Gearbox)
- Wide ratio options from 3:1 to 100:1
- High torque output with compact Planetary Reducer Gearbox design
- Low backlash for high-precision applications
- High rigidity and impact resistance
- Quiet and smooth operation
- Maintenance-free lubrication system
Technical Specifications (Planetary Reducer Gearbox)
- Frame Size: 90mm
- Rated Torque: 20 – 120 Nm
- Input Speed: Up to 4000 rpm
- Backlash: ≤10–15 arcmin
- Efficiency: Up to 95%
- Protection Level: IP65 / IP66
- Gear Material: Hardened alloy steel
- Lubrication: Lifetime grease
Product Advantages (Planetary Reducer Gearbox)
- ✔ High precision positioning performance
- ✔ Excellent torque density compared to standard gearboxes
- ✔ Wide compatibility with NEMA23 / NEMA24 motors
- ✔ Stable operation under continuous industrial loads
- ✔ Cost-effective alternative to premium brands
Working Principle (Planetary Reducer Gearbox)
The Planetary Reducer Gearbox operates through a central sun gear driven by the motor. Multiple planet gears rotate around the sun gear and engage with an internal ring gear. This structure enables:
- Efficient torque transmission
- Reduced vibration
- High load-bearing capacity
Applications (Planetary Reducer Gearbox)
The PLF90 Planetary Reducer Gearbox is widely used in:
- Industrial automation systems
- CNC machinery
- Robotics and robotic arms
- Laser cutting and engraving machines
- Packaging and printing equipment
- Semiconductor manufacturing
Product Parameter Table (Planetary Reducer Gearbox)
| Model |
Frame Size |
Ratio Range |
Torque (Nm) |
Backlash |
| PLF90 |
90mm |
3:1–10:1 |
20–60 |
≤15 arcmin |
| PLF90 |
90mm |
12:1–30:1 |
40–100 |
≤12 arcmin |
| PLF90 |
90mm |
35:1–100:1 |
60–120 |
≤10 arcmin |
Product Selling Points (Planetary Reducer Gearbox)
- Multiple reduction ratios for flexible application design
- High torque output for heavy-duty industrial use
- Compact and lightweight Planetary Reducer Gearbox structure
- Precision-engineered gears for smooth operation
- Long service life with minimal maintenance
Installation & Operation (Planetary Reducer Gearbox)
- Mount the Planetary Reducer Gearbox to the motor flange
- Align input shaft and secure coupling
- Connect output shaft to load system
- Perform initial low-speed test
- Gradually increase to full load operation
Precautions (Planetary Reducer Gearbox)
- Avoid exceeding rated torque and speed
- Ensure proper shaft alignment
- Prevent contamination from dust or moisture
- Operate within specified temperature range
- Do not disassemble without professional guidance
Production Process (Planetary Reducer Gearbox)
- High-strength alloy steel forging
- Precision CNC machining
- Gear hobbing and grinding
- Carburizing and heat treatment
- Assembly under strict tolerance control
- 100% performance testing
Quality Assurance (Planetary Reducer Gearbox)
- Full inspection before shipment
- Stable performance under continuous operation
- Long service life (20,000+ hours)
- Strict quality control system
Customer Service (Planetary Reducer Gearbox)
- OEM & ODM customization available
- Technical selection support
- CAD / 3D drawings provided
- Fast global shipping
- 24-hour response service
FAQ (Planetary Reducer Gearbox)
Q1: What motors are compatible with this Planetary Reducer Gearbox?
A: It is compatible with most servo motors and stepper motors (NEMA23/NEMA24).
Q2: What is the advantage of multiple ratios?
A: Different ratios allow flexible control of speed and torque depending on application needs.
Q3: Is this Planetary Reducer Gearbox suitable for continuous operation?
A: Yes, it is designed for long-term industrial use.
Q4: Can I customize the flange or shaft?
A: Yes, OEM customization is supported.
Company Introduction
Lichuan is a professional manufacturer specializing in Planetary Reducer Gearbox and motion control solutions. With advanced production equipment and strict quality standards, we provide reliable and cost-effective products to global automation industries.
Certifications
- ISO9001 Quality Management
- CE Certification
- RoHS Compliance











