Detailed Product Description aluminum double side pcbBase material: FR-4 CEM-1, aluminumCopper thickness: 0.5-2.0 ozThickness: 0.2-3.0mmSolder mask: green, black, red, yellow, whiteMin. line width: 0.3mmMin. line space: 0.3mm Min. hole diameter: 0.3mm Max board size : 600 x 1200mmShould you have any inquiries about us, please kindly contact us.