PU Panel Air Filter Production Process
1. Filter Paper Pleating
2. Filter Paper Cutting
3 Special Shaped Filter Cutting (optional)
4. PU Frame Molding & Air Filter Assembly
5. Air Filter Middle Line Gluing
6. PU Adhesive Heating/Drying
7. PU Adhesive Frame Trimming
8. Printing
9. Film Shrinking
10. Convey
11. Packing