Aluminium profile
Extruded aluminum is increasingly becoming a material for the construction of a RepRap frame. This page lists suppliers of extruded aluminum suppliers.
Europe
stappenmotor.nl[1] (Netherlands)
motedis.com[2] (Germany)
valuframe.co.uk[3] (UK)
aluminium-profile.co.uk[4] (UK)
See also : Extrusions#Suppliers