Coil Housing for ESC/ABS Magnet Solenoid
The inner and outer diameters, plus the overall height, must be checked with a Go/no-go gauge. Also, inspect the surface for any scratches, dents, or raised burrs.
Case Review
This electromagnetic coil housing is used in the ESC electromagnet—the solenoid valve in the car's brake system—for Bethel Company.
Process flow: incoming DC04 coil stock, stamping and deep drawing, hydrogen removal heat treatment, then barrel Zn/Fe plating.