Key facts
- Brand
- K+W
- Model
- KW-4A
- Industry
- Industrial
- Documents
- 2
- Languages
- ZH
- Last added
- 2023-02-09
Start here
KW KW-4A/5 Spin Coater User Manual
The KW KW-4A/5 spin coater is designed for semiconductor fabrication, photomask making, and surface coating applications. It features stable rotation speeds with rapid startup to ensure consistent glue thickness and uniformity. The machine utilizes a permanent magnet motor with switch-mode power supply speed regulation (Model 4A) or variable frequency speed regulation (Model 5), offering two adjustable speeds for spreading and spinning the photoresist. This manual is written in Chinese.
Read onlineKW-4A specifications
| Speed Range (Model 4A) | 500-2000 rpm / 1300-8000 rpm |
|---|---|
| Speed Range (Model 5) | 500-1000 rpm / 900-5000 rpm |
| Motor Power (Model 4A) | 40W |
| Speed Stability | ±1% |
All KW-4A documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What is the power supply requirement for Model 4A?
Model 4A requires a ~220V power supply.
When should the vacuum chamber be cleaned?
Cleaning is required after normal use of three months, if glue enters the pump, or if motor speed becomes unstable.
What is the voltage requirement for the KW-4A model?
The KW-4A model requires a power supply of approximately 220V AC.
How do you determine if the motor is running at low or high speed?
The indicator light on the potentiometer shows yellow for low speed and green for high speed.