All processes including extruding, machining and surface treatment are in the same plant to ensure the quality and lead time. Shower room Aiuminum Extrusion Profile 1. Alloy :6063,6463,60612. Thickness :0.7mm over 3. Length :as per your enquire4. Surfaced :powder coating ,anodised with chrome, anodised polished bright,etc.5. Machining :punch ,curvel ,cut 6. Packing :plastic betweent each profiles ...