Manufacturer of Sandwich Panel, Clean Room Panels, Clean Room Doors, Clean Room Windows, Clean Room Aluminum Profiles in China
QUALITY STANDARD FOR SANDWICH PANELS
Nov.7th, 2018
What is the quality standard of sandwich panels?
A. appearance quality requirements:
1. board: flat surface, uniform color, no obvious bump, warpage, deformation.
2. surface: clean surface, no glue marks and oil stain.
3. defects: apart from crimping and cutting edges, there are no obvious scratches, bumps, scars, etc.
4. incision: straight cut, no sharp edges on the edge of the plate, degumming and wavy, and the panels should be bent inside.
5. core material: the core plate should be neat, no big pieces spalling, and there is no obvious gap between the block and the block.
B. Size tolerance of sandwich panels:
1. length: tolerance deviation ±3~5mm
2. width: tolerance deviation±2mm
3. thickness: tolerance deviation ±2mm
4. diagonal deviation: allowable deviation ≤6