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UPVC doors and windows are a kind of building doors and windows commonly used in our families. UPVC doors and windows occupy half of the market. White has always been the main color of UPVC doors and windows, but after several years of development, colored UPVC doors and windows have become a new hot spot in the market consumption.

After continuous research and innovation, LUYANG has also launched a color series. Colored plastic profiles are divided into several production methods and technical processes, including color coating, color whole, and two-color co-extrusion. The first two methods are restricted by quality and cost, and their development is limited, while the two-color co-extrusion method is the focus of research. This method is to extrude two different colors of the same or different materials into a whole, forming PM-MA-PVC co-extrusion, ASA-PVC and PVC-PVC co-extrusion methods.

ASA materials can not only resist degradation, aging, and fading caused by ultraviolet radiation, but also oxidation in the atmosphere and high temperature during processing will not cause decomposition or discoloration. Test results show that the anti-aging performance of ASA is more than 10 times that of ABS.
The number of casement doors and windows has increased dramatically, accounting for 90% of the total. The development speed of hardware accessories, hollow glass processing equipment and seals supporting energy-saving doors and windows has accelerated, which has promoted the reduction of production costs of energy-saving doors and windows and increased market sales.
The overall door and window processing pace has accelerated. A few years ago, the processing of foamed PVC doors and windows was still a blank, but now the domestic products launched can be extruded and formed in one time, realizing domestic production. Not only has it quickly occupied the domestic market, but it has also been exported to more than 40 countries in the world.
Sin embargo, in the development of UPVC doors and windows, UPVC casement doors and windows are widely loved by consumers, mainly because of their high cost performance and superior functions in sound insulation, heat preservation, energy saving and sealing.
