... produce different size and section's heatsinks according to customer's designs and requirement. Alloy: 6063 ... produce different size and section's heatsinks according to customer's designs and requirement.Alloy: 6063 ... , 6060, 6463, 6061, 6005Surface finish: mill, anodizing, powder coating, sliding, sanding, polishing,etc.Machinery job: cutting, drilling, punching, milling ...