... is available 5. Customized require Other producets Details: 1. Material: Aluminum Alloy 6063,6061,etc. 2. Temper available: T5, T6, etc ... insulation, PVDF, and deep processing 3. Mill finish,bronze,golden, silver, black and other colors... 4. Certificate: ISO9001-2008 Characteristic Services ... company. 3. Manufacture according to GB or other International specifications. aluminum heat sink