Photo Etched Encoder Disc for Optical & Rotary Encoder Applications
Precision Etched Encoder Discs Manufacturer
Xinhaisen manufactures precision etched encoder discs using advanced photo chemical machining (PCM) technology. Compared with traditional stamping or laser cutting, chemical etching produces burr-free, stress-free and highly accurate encoder discs suitable for demanding motion control applications.
Encoder Discs Overview
High-precision etched encoder discs for optical encoders, rotary encoders, and motion control systems. Custom stainless steel encoder wheels with burr-free edges and excellent dimensional accuracy..
Encoder Discs Features
1.Ultra-High Precision: Capable of producing extremely fine lines and micro-holes.
2.Burr-Free & Stress-Free: The etching process eliminates mechanical stresses and burrs, ensuring smooth edges and accurate performance.
3.No Material Hardness Change: Unlike stamping or laser cutting, etching does not affect the base metal's temper or magnetic properties.
4.Rapid Prototyping & Production: Fast turnaround from design to mass production.
5.Material Versatility: Can be etched from various alloys.
- Burr-free manufacturing
- No mechanical deformation
- Extremely fine line patterns
- High concentricity
- Excellent dimensional accuracy
- Smooth edge quality
- Thin metal processing
- High repeatability
- Custom geometry
- OEM manufacturing
- Prototype to mass production
- Fast lead tim
Encoder Discs SpecificationsPhoto Etched Encoder Disc
| Product Name |
Optical Encoder Disc |
| Material |
Stainless Steel 304 / 316 / Nickel |
| Thickness |
0.02-1.0 mm |
| Tolerance |
±0.005 mm |
| Min Line Width |
0.01 mm |
| Application |
Rotary Encoder |
| Process |
Photo Chemical Etching |
| OEM |
Available |


Applications
Optical encoder discs are commonly used in:
Optical encoder manufacturers
Industrial automation
Motion control
Servo motor manufacturers
Robotics
Medical devices
Why Choose Xinhaisen?
Photo chemical etching is the preferred manufacturing method for precision encoder discs because it creates complex optical patterns without mechanical stress or burrs. It enables extremely fine geometries, excellent repeatability, and cost-effective production from prototypes to high-volume manufacturing.
Xinhaisen provides custom etched encoder discs tailored to customer drawings, ensuring consistent quality and reliable performance for demanding encoder applications.


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