before
after
The coating on low pressure casting die of automotive aluminum wheel has achieved increasing a better liquid flow, gas release, and adhesion of release agents, and also preventing erosion, scuffing, and heat cracks.



Work Piece: low pressure casting die of automotive aluminum  wheel
Objection: maintenance of die
Process: coating
Base metal: 4130 (SCM)
Electrode: cobalt molybdenum alloy

processing