1.name: Aluminium window and door profile 2.aluminium alloy6063,6061 3. ... window &door & Curtain wall, etcFeaturesEnvironmental protection, Energy-saving, High strength, Heat resistance, Noise reduction, Non–corrosive, Firm and durable, Resistance aging, Long ... window & door Alu.profile: AlloySiMgFeCuMnZn60630.48-0.490.63-0.65less0.250.171-0.172≤0.1≤0.1 Glass profile & Aluminium window and door ...