Watch oxide layer Clean Factory
Common cleaning processes for watch oxide layer (factory level)
Mild oxidation (macula/darkening)
Ultrasonic neutral cleaning solution immersion → deionized water rinsing → drying → nano anti oxidation coating
Moderate oxidation (black spots/copper green)
Micro etching groove specialized oxidant immersion (precise time control) → neutralization → polishing/drawing → protective coating
Severe oxidation (peeling/corrosion pits)
Remove old coating → Polish flat → Re electroplate (K gold/rose gold/steel) → Texture restoration
How to choose (according to your needs)
Single high-end watch (such as Rolex/Patek Philippe) → Choose Hengdeli or Siku (fidelity, stable craftsmanship, warranty)
Batch watch case/strap OEM (brand/accessory supplier) → Choose Shenzhen Hongxin/Wanjia (low cost, large production capacity)
Antique watch/collectible dial oxidation → Priority Hendry micro repair (retaining original factory details)