industrial control circuit board 6 layers multilayer mapping instrument printing machine copper - clad circuits boards proofing and custom

processing custom: yes item no: 005 brand name: lingbang model: 006 mechanical rigidity: rigidity number of layers: multiple layers base material: copper insulation material: organic resin insulation layer thickness: conventional board flame retardant properties :vo board processing technology: electrolytic foil reinforcement material: glass fiber cloth base.syi