Quality Control • 7 min read

Top 5 Causes of High-Gloss Panel Scratches in Edge Banding and How to Eliminate Them

Published on 2026-09-14 by Shunxin Automation Engineering Team

The High Cost of Scratch Rejects

In custom cabinet production, high-gloss PET and acrylic doors carry high material value. A single scratch during handling or turning requires complete board scrapping.

Root Causes of Handling Scratches

  1. Dust particles on mechanical transfer tables: Metal-to-surface friction grinding dust into lacquer.
  2. Hard mechanical turnover clamps: Pinching board faces during 180° flips.
  3. Rough rubber rollers without zinc plating.

Engineered Solutions

  • Air-Cushion Flotation: Pressurized air holes create a 0.5mm pneumatic air layer, suspending the panel with zero direct table friction.
  • Vacuum Suction Flippers: Rubber suction cups grip panels exclusively by pneumatic vacuum rather than clamping pressure.

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