... many advantages such as energy conservation. Shandong Huajian Aluminium Company.,Ltd Material : 6063-T4-8 Surface ... anodizing/electrophoresis/powercosting / heat insulated and composite profiles Aluminium product : aluminum profile of windows & doors frame,thermal ... , curtain wall, sliding window & door, casementwindow & door, industrial aluminum extrusion,heat sink, aluminum pipe,aluminium tube, U ...