Quality requirements for aluminum alloy doors and Windows

The surface of doors and Windows should not have obvious scratches, scratches, bruises and other defects.
The coloring surface of adjacent rods should not have obvious color difference.
There should be no aluminum chips, burrs, oil spots or other stains on the surfaces of doors and Windows, and there should be no spilled adhesive at the assembly joints.
(2) Types and specifications of aluminum alloy doors and Windows
(1) Aluminum alloy doors and Windows products
Table 2-71 Product names of aluminum alloy doors
Product name Flat open aluminum alloy window Flat open aluminum alloy door Sliding aluminum alloy window sliding aluminum alloy door
No fan with no fan with no fan with no fan with no fan
Code PLC APLC PLM SPLM TLC ATLC TLM STLM
Note: The content of flush aluminum Windows is also applicable to sliding shaft casement Windows HPLC, fixed window GLC, upper suspended window SLC, lower suspended window XLC, middle suspended window CLC, vertical window LLC.
(2) Specifications and dimensions.
(3) Aluminum alloy doors and Windows with wind pressure strength, air penetration (airtight) and rain penetration (watertight) three performance indicators, it is divided into A (high-performance doors and Windows), B (medium performance doors and Windows), 1 C (low performance doors and Windows) three categories. According to the air sound insulation performance, it is divided into four levels, and the sound insulation door and window is separated by 2 sdB. According to the thermal insulation performance (thermal insulation performance) is divided into three levels, the second heat transmission resistance value of 0.25m 'k /W for the thermal insulation doors and Windows aluminum alloy door surface film treatment method, there are anodizing method and anodizing; Composite membrane method.
(3) Aluminum alloy doors and Windows product marking rules: When users choose aluminum alloy doors and Windows, first choose the appropriate doors and Windows according to the size of the room. Specification size, according to the requirements of use, choose the right type of doors and Windows. Secondly, according to the use of doors and Windows parts (such as internal doors, external doors) to determine the various performance requirements of doors and Windows, such as Windows and door requirements have a certain heat insulation, sound insulation, watertight, airtight requirements. Finally, the user chooses the appropriate color of the door and window frame according to their own preferences and matching with other decorative parts.