... Heat Sinks 2.Material:Aluminum (ADC12) 3.Method:Extrusion 4.OEM orders accepted P/NExtrusion Bonded Fin Heat ... SinksMaterialAluminum(ADC12)FinishPowder coatingMethodExtrusion ProcessingMould design, Mould making, Extrusion , Machining, Finish, inspectation, packingAdvantages Experienced Staff ; Prompt Delivery; ... do my utmost ability to service for you ! Extrusion Bonded Fin Heat Sinks