After fluorocarbon treatment, aluminum profile has excellent corrosion resistance and weather resistance, can resist acid rain, salt mist, and various air pollutants, has excellent cold and heat resistance, can resist strong ultraviolet radiation, and can maintain long-term non fading and non powdering, and is durable
The interior visual surface is simple and unified. The secondary frame profiles of the hidden frame curtain wall profiles is hidden in the notch of the keel.
The indoor visible surface frame, hidden frame profiles and semi-hidden frame profiles have the same effect. It also solves the common malfunctions of the traditional hidden frame curtain wall auxiliary frame which is out of alignment with keel caused by the processing and installation errors.
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