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高精密多层线路板: Layer range: 4-12 Layer. Board finished thickness: 1.6-2.4mm Material: FR-4, with different High TG and Halogen Free. Max. finished board size: 620mmx490mm. Min. drilled hole size: 0.15mm. Min. Line width: 0.08mm, Min. Line spacing: 0.08mm. Surface technology : Immersion Gold or HAL or OSP. Solder mask color: Green Hole tolerance: PTH: ±0.075mm NPTH: ±0.05mm Certificate: UL, RoHS, CQC, ISO 9001, ISO 14000,TS16949.