We can supply aluminium extrusions with different surface and fabricate as customer's design. 1) Alloy: 6061,6063, ... T7, T8, T351, T6513) surface treatment: plain, anode oxidation, plastic powder coating, electrophoresis, polishing, etc.4) Hardware process: punching, threading ... , sawing, welding, chamfering, polishing, etc.quote on sample, drawing and material code. aluminium profiles for industrial