When purchasing uPVC Profiles, to choose profiles, you must first understand the PVC profiles selected for plastic windows. The PVC profile is the decisive factor for the quality and grade of the plastic steel window. A good PVC profile should be a multi-cavity designed as an example, with a thick wall and anti-aging and anti-ultraviolet additives in the formula. From the outside, it should be smooth and white in color. .
When purchasing uPVC Profiles, it is necessary to observe whether the surface of the plastic window has obvious scratches, de-grooving, and whether there are cracks in the welding corners; for houses with high outdoor noise, it is best to choose plastic windows with insulating glass, which are sealed and soundproof. The effect is excellent; when the plastic window is closed, there is no gap between the fan and the frame, the sliding plastic window should slide freely, the sound should be soft, and there should be no dust falling off; the frame of the plastic window should have a steel frame, and the glass should be installed flat and firm without direct contact Profile, if it is double-layer glass, there should be no dust and water vapor in the interlayer, and all parts of the switch are tight and flexible.
When designing the window type, generally in the following order: A. Function; B. Practical and beautiful; C. Advanced; When purchasing uPVC Profiles, the name, specification, quantity, price and amount of the plastic window must be indicated on the invoice and contract.
In the uPVC Profiles market, Lumei Profile's main products include push-pull and side-opening doors and windows and other specifications. Its products have excellent properties such as sound insulation, heat insulation, corrosion resistance, aging resistance, and smooth surface. With the addition of new processes such as co-extrusion, full-body color, and lamination, they can be widely used in different building structures and fully meet customer design requirements.