Usual Cross Section Dimension for Solar Panel Frame:

1),30 * 25mm, Suit for 30 -120W Solar Panel standard.
2),35 * 35mm, Suit for 80 - 180W Solar Panel standard.
3),50 * 35mm, Suit for 160 - 220W Solar Panel standard.
4),Other customized dimension,incuding 17*17mm, 20*20mm, 23*17mm, 25*25mm, 28*25mm, 35*30mm, 40*28mm, 40*30mm, 40*35mm, 42*35mm, 45*35mm, 46*30mm, 46*35mm 46*40mm, 46*48mm, 46*50mm, 46*60mm, 60*35mm,etc.

Usual Size for solar panel frame:
1580*808*35(mm)
1640*992*50(mm)
1650*992*50(mm)
1576*808*40(mm)

There are two models:
1),Angel 90.
2),Angel 45.

Surface treatment:
1),Anodic oxidation(Silver color,Brozen Color,black color,golden color,etc);
2),electrophoresis.
3),Panting powder,PVDF,Polishing,Sandblasting,etc.

Standard:GB/T5237 - 2004,Q/320281PDW01-2008

Specification: Our usual size,or according to your drawing or sample.

Accessory:Solar panel frame corner connector.

Specification:25*25, 30*25, 35*35, 40*35, 45*35, 50*35,etc.....Can be customized.