Note: Annealing stainless steel bread saw blades
Objective:
Anneal saw blades used for cutting bread, prior to hole punching.
End Product:
Saw blades
Equipment:
- Ambrell 4.2 kW induction heating system equipped with a remote workhead containing one 1.00 μF capacitor.
- An induction heating coil designed and developed specifically for this application.
Materials:
38 in (9.6mm) wide and .51 in (12.9mm) wide continuous strips of 400 series stainless steel.
Temperature:
600 °C (315.6 °F)
Frequency:
289 kHz
Testing:
A three turn helical coil at a 45 ° angle is used to anneal a 1.2 in (30.5mm) strip of saw blade prior to hole punching.
Benefits:
Induction heating provides:
- Improved quality of blades at hole punching location
- Decreased scrap product
- Easily incorporated into existing production lines
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