6060-2 industrial aluminum profiles (double slot), National standard6060-2 industrial aluminum profiles are divided into two specifications, including 30 series of 6060 profiles and 60 series of 6060 profiles, the product difference is that 30 series 6060 profiles have double slots on one side (slot 8mm), and 60 series 6060 profile is single-slot on one side (slot 10mm); 6060 profiles are mainly used in the rapid assembly and construction of frame structures with high load-bearing capacity.