Conveyor Type Automatic Sandblasting Machine Enhances Adhesion and Reduces Paint Peeling

The client is an electronic component manufacturer facing high defect rates due to paint peeling and flaking on painted aluminum keyboard housing. After adopting ours conveyor type automatic sandblasting machine for pre-treatment before painting:

1. Eliminates machining lines ,oil stains, and oxide layers ,forming a uniform matte finish ;
2. Creates micro-rough surface structures,significantly improving paint adhesion;
3. Achieves Grade 0 in cross-hatch test, with excellent scratch resistance and paint retention,reducing the defect rate to below 1%;

This eqiupment enables uniform batch processing, suitable for various metal and plastic housings effectively solving paint peeling issues;