1. There should be good adhesion between the coating and the base metal, and between the coating and the coating.

2. The coating should be finely crystallized, smooth and uniform in thickness.

3. The coating shall have the specified thickness and as few pores as possible.

40121-Elastic shock-absorbing self-locking buckle

Use SPCC material

Curved spring steel wire makes the buckle have elastic preload and vibration damping function

Uses: small and medium box cover/mechanical equipment/vehicle