35,000 rpm grinding machine

Micro Motor System – WJ Series (35,000–50,000 RPM Options)
Model: WJ-90-102 / WJ-90-102-317

The WJ Series Micro Motor System is a reliable and efficient electric grinding solution designed for a wide range of dental, laboratory, and polishing applications. With high-speed performance and a compact design, it supports both precision work and general-purpose use.

Core System Specifications

• Rotation Speed: 35,000 RPM or 50,000 RPM (depending on configuration)

• Input Voltage: 220V / 110V

• Noise Level: ≤ 65dB

This system delivers smooth and quiet operation while offering consistent power for extended use, ensuring a comfortable working environment with minimal noise.

Compatible Handpiece Options

Multiple handpiece models are available, each offering ergonomic design and compatibility with the WJ motor system:

• Model 130003 – 102 Handpiece (WJ-90-102)

• Model 130004 – 18 Handpiece (WJ-90-18)

• Model 130009 – 204 Handpiece (WJ-90-204)

Each handpiece is built for durability and precision, offering smooth rotation, comfortable grip, and easy attachment to the motor base. They are ideal for fine grinding, polishing, and other precision-based tasks.

System Highlights

• High-performance carbon-brush motor ensures stable speed and torque

• Low noise operation enhances user comfort during long sessions

• Compatible with multiple handpieces for various clinical or lab applications

• Available in both 220V and 110V versions to suit regional power standards

This versatile micro motor system is well-suited for dental clinics, labs, prosthetic work, or jewelry and craft precision finishing, offering dependable performance in a compact, user-friendly package.