Bridge aluminum doors and windows to avoid scratching the surface of what? Bridge aluminum doors and windows are often used in building more prominent place, once scratch, even without aluminum bridge performance impact can also damage the overall appearance doors and windows. Common causes of scratching the surface of aluminum doors and windows broken bridge include: mechanical scratches and man-made scratches. 1. From the surface of the concave scratch is due to mold sticky foreign matter or air knife at rough machining generated. 2. scratches appear in the corner of projection products, is due to cracks produced by extrusion die 3. The transverse scratches or scratches mainly due to the introduction of products from sliding laterally transported to the finished product when sawing units, cooling bed has a hard projecting to the article scratch. Also some scratches produced in the loading, transport, and scratches are common during aluminum extrusion surface defects. Aluminum clad wood windows and doors Swing ~ Product Name:! The Shang Xian aluminum clad wood windows and doors Swing Material: Russian larch or other custom wood, aluminum: aluminum bridge aluminum doors and windows repair, paint: international standard water-based paint bridge custom-made aluminum doors and windows, sealing strip: EMU special sealing strip (TPE), glass: 5 + 12A + 5mm tempered glass or a user-specified size, you can make bulletproof glass, LOW-E glass, laminated glass, such as special windows Bridge aluminum doors and windows manufacturers, hardware: Germany Noto (ROTO), Sijiliya optional package: green bubble packaging bridge aluminum doors and windows, the outer layer standard carton packaging, production period: 15 days, service Scope: national shipping, the aluminum-clad wooden windows still Xi'an using advanced power swing wood processing production line for processing custom, style and style by the state Department of Design Miele started production after completion of design verification, using the most advanced in Germany Process for production to ensure its quality. Bridge aluminum doors and windows, aluminum doors and windows broken bridge Tongchuan, Xi'an doors yet still provided by the Xi'an Door. Xi'an is still Door (www.sxzsmc.com) strong, credible, in Xi'an steel industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Xi'an yet into the brilliant windows and you work for a better future!