Como fazer janelas de alumínio?
10 Dec, 2020There are many kinds of doors and windows. According to the materials, we can divide them into aluminum windows, UPVC windows, and wooden windows. According to the opening mode of windows, they can be divided into open windows, sliding windows, downward rotating windows and so on. We will explain how to make aluminum open windows and the making process.Let's take a look at the aluminum windows production flow chart(1) Prepare materials. To know the specifications windows, and then prepare the c......