Cheapest-printed-circuit-boards , single / double layer, on FR1 , FR2 , FR4 , CEM1 , CEM3
and Special Support laminates (flexible) as :
CG-10 ; 0,1mm support thichness , blue
CG-10 ; 0,2mm support thichness , black
FR4 ; 0,2mm support thichness , translucent