... accepted 2.Experienced Staff 3.Customized CAD design available 4.International Approval Key wordsaluminum extrusion,aluminum extrusion profile,aluminum extrusion die, ... and mill finish 3.Heat treatment T5 and T6 4.Various sizes and styles are available 5.Customized requirements ... due to the metal's unique combination of properties 4. Solar Photovoltaic and Solar thermal modules are becoming increasing ...