DFR for Flexible PCB FH-1500 series
Introduction
Specially for high quality and fine line, FH-1500 series exhibit high resolution and adhesion, excellent image contrast, suitable for FPC.
■ High Resolution & Adhesion
■ Scum Free and Low Sludge
■ Wide work window,stable performance
Characteristics
Property | Unit | FH-1525 | FH-1529 |
Thickness | μm | 23±1.0 | 29±1.0 |
Exposure Energy (SST=19/41ST) | mJ/cm2 | 20 | 25 |
Resolution (SST=19/41ST) | μm | 22 | 27 |
(SST=19/41ST) | μm | ≤15 | ≤15 |
Minimum developing time | s | 18 | 22 |
Stripping time (3%NaOH, 50℃) | s | 28 | 35 |
Size of stripping flake | mm | 10-30 | 10-30 |