Will buy aluminum doors and windows, hardware accessories have any requirements?
"Buy aluminum doors and windows hardware accessories to pay attention to several points:
1, pulley: pulley to bear the weight of each sliding doors and windows, and for horizontal movement. When buying, pay attention to the sliding door with the wheel should use heavy-duty door with a pulley, do not use the sliding window to replace the pulley.
2, the handle: used in the flat window, the main role is to open the window when the window is closed after the window fan pressed on the window frame to achieve the role of sealing. In the purchase should pay attention to observe whether the surface is flat, with or without burr, hand weigh whether there is a sense of weight, coating surface is uniform and so on.
3, sliding support: used in flat window sash. In the purchase of the best choice of stainless steel materials, the surface is not scratched, front edge, burr and other defects, slide the switch, a little resistance can be.
4, hinge: used in the open doors and windows. In the purchase can be observed when the hinge material, generally by the copper, iron copper, stainless steel, aluminum alloy extrusion materials made of, and should not use zinc alloy casting hinges.
5, half-month lock: most of the fan and fan between the hook lock. The best choice of stainless steel or aluminum alloy.
It can be said that the quality of aluminum alloy doors and windows hardware accessories on the doors and windows performance has a great impact, is a very important part of the doors and windows, purchase must not be cheap, to try to choose a better brand. In the current market, many of the aluminum alloy doors and windows brand, to the number of Opel doors of the aluminum door used by the kind of hardware accessories quality is the most superior. Their pulley with the market is the best POM material, is the most resistant to the kind of material; their handle, it is applied for a lot of patents, performance has a more prominent advantages. "
