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The connection between the door and window frame and the wall: The connection between the door and window frame and the wall should be fixed with special connectors. The connectors should be evenly distributed and fastened reliably. Joints should be sealed with sealant to prevent moisture and air penetration. The fit between door and window […]

Observe the appearance of the profile: The appearance of high-quality UPVC profiles should be smooth, clean, uniform in color, and white with bluish tint. This is because anti-aging agents and anti-UV additives are added to the formula of high-quality UPVC profiles, giving them better aging resistance. On the contrary, profiles of poor quality may appear […]

Check the quality of the profile: the surface of high quality UPVC profiles should be smooth and uniform in color, usually blue or ivory white, without obvious scratches, depressions or bubbles.Avoid selecting profiles with too bright colors or obvious impurities. Inspect the hardware of doors and windows: Hardware is an important part of doors and […]

Upvc profiles are very environmentally friendly. It is made of non-toxic, odorless PVC material and will not cause pollution to the environment. At the same time, the production process of Upvc profiles does not require a large amount of energy, further reducing the impact on the environment.

Choose well-known brands: Well-known brands usually have better technical support and production processes, and have stricter control over production and manufacturing. Therefore, choosing well-known brands can ensure the quality of UPVC profiles to a certain extent. Pay attention to the toughness of the pipe: You can test the toughness of the pipe by sawing it […]

Appearance quality: High-quality UPVC profiles have a smooth appearance, no bubbles, cracks, deformation and other defects, uniform color, and no obvious scratches on the surface. In addition, the cross-section of the profile should be regular and without obvious burrs and unevenness. Specifications and dimensions: High-quality UPVC profiles should comply with relevant standards and regulations, with […]

UPVC profile, the full name is unplasticized polyvinyl chloride profile, is a high-quality building material. It plays a pivotal role in the construction industry due to its excellent physical and chemical properties. UPVC profiles have become the material of choice for many architects and engineers due to their excellent durability, stable performance and environmental protection. […]

Non-toxic and harmless: UPVC profiles are made of polyvinyl chloride resin and do not contain harmful substances, such as heavy metals, etc., and will not cause pollution to the environment and human health. Corrosion resistance: UPVC profiles have good acid, alkali and corrosion resistance and can be used in various harsh environments without rust or […]

Raw material preparation: The main raw materials include polyvinyl chloride (PVC) resin, stabilizers, plasticizers, fillers, lubricants, pigments, etc. These raw materials need to be mixed in a certain proportion and dried to ensure the quality and stability of the raw materials. Plasticizing extrusion: The mixed raw materials are fed into the extruder, and through the […]