Led light bulb cover/ radiator 1. With a good performance of thermal spreading. 2. Optimum design for different types of heat sinks and associated design parameters is provided. 3.Material: aluminum alloy 6063. 4.Surface treatment: anodized and also provided as customers' requirement. 5.Package: usual package or packing as your request. 6. One-stop service: mould, extrusion, surface treatment, fabrication, welding and assembly, etc. 7. Oem service is workable. We can produce as per your drawings, samples and request. 8. A long term business relatonship is our aim for the international business. According to customer's requirement.