The difference lies in the different wall thickness, specification, size and shape of aluminum profiles used for door and window materials and curtain wall materials, which leads to different prices.

The specifications of general curtain wall aluminum alloy profiles are divided into:

Series 100, 120, 140, 150, 160, 180 For example, series 140 means that the section length of aluminum alloy columns is/kloc. For the main stress components of aluminum alloy curtain wall, such as columns and beams. , if it is a closed hollow profile, the wall thickness is not less than 3mm, if it is a solid profile, the wall thickness is not less than 2.5 mm..

Conclusion: I hope the above contents will be helpful to everyone.