What technological capabilities does Corona production have?

 

 

Base materials:
FR4 with different Tg
BT resins
Polyimide
Roger series 4000
Thermal clad
Base materials thickness:
Double-side: min 0,25mm – max. 6,5 mm
Multilayer: inner-layers min 0,05 mm
  final max 6,5 mm
Maximum board size:
540 x 710 mm*
Maximum number of layers:
24
Minimum drilled diameter:
0,15 mm
Minimum diameter finished metallized:
0,10 mm
Max. aspect ratio of thickness/drilling diameter:
8 for PTH and final thick. > 2,4 mm
10 for PTH and final thick. = < 2,4 mm
1 for blind holes till a max diameter 0,3 mm
Minimum track width:
75 microns*
Minimum spacing:
75 microns*
Finishing:
H.A.L.
Electroplated Ni/Au (fingers and/or patterns)
Electroless Ni/Au
Electroless Sn
Solder resist:
Photoimageable liquid

(*) Different dimensions can be evaluated.