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Why LPKF
 
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ProMask
Instant solder mask for prototype PCB’s
 
Specifications
   
Maximum panel size 229 mm x 305 mm (9" x 12")
Maximum working area of UV exposing unit 240 mm x 340 mm (9.5" x 13")
Base material types FR4, FR3, RO 3000, RO 4000, etc.
Processing time approximately 60 minutes
PAD separation Min. 0.5 mm (20 mil) fine pitch
Peel strength Class H and T
testing method: IPC-SM-840 C, Subsection 3.5.2.1
Solder bath resistance 20 sec at 265 °C (509 °F), testing method: IPC-SM-840 C, Subsection 3.7.2
10 sec at 288 °C (550 °F), testing method: MIL-P 55 110 D
20 sec at 288 °C (550 °F), testing method: UL 94 (lead-free)
Surface resistance 20 kΩ, testing method: VDE 0303, Section 30, DIN IEC 93
Moisture resistance and isolation resistance Class H and T, testing method: IPC-SM-840 C, Subsection 3.9.1
Solvent / Cleaning agent stability IPC-SM-840 C, Pkt. 3.6.1
Hardware requirements 600 dpi laser printer
Software requirements CircuitCAM 5.0 or higher