... Solder Mask Rigidity,the layer can from 1-32 layer.
Number of layers: single and doubleCopper thickness: 0.5 to 10ozLaminate ... ;)Test voltage: 150 to 300VThermal cycling ability: 288°
C, 5 secondsFinished board area: 560 x 610mmMinimum line width ... ability: 0.1mmSolder mask rigidity: 6HSolderable test: 245°
C, 5 secondsIncombustibility: 94VPacking:
Inner: vacuum or plasticOuter: standard ...