Door and window pulley: The pulley in the door and window accessories is a simple lever mechanism. A good roller skating can not only reduce noise (to achieve a mute effect), but also extend the service life of doors and windows. We are faced with a wide variety of door and window pulleys, such as Dali Fengchi decoration materials market, how to distinguish good from bad? I really pay attention to eyesight and knowledge. Let's take a look at how to choose the right pulley for our doors and windows.
Pulleys are an indispensable accessory in sliding doors and windows. Good quality pulleys can promote the sliding use of doors and windows. A good pulley not only has a long service life, but also prolongs the service life of doors and windows. In the process of pushing, it will not make a sound and maintain a quiet environment. The quality of the pulley is determined by the quality of its outer wheels and bearings. Most of the outer wheels are nylon fiber or copper. The copper pulley is relatively strong, but there is a sound when it is pulled. There is no sound when the nylon fiber pulley is pulled, but it is not as wear-resistant as the copper pulley; if the doors and windows are heavy, choose a metal pulley or choose a matching pulley.
Wood structure of door and window pulley
When choosing materials, the rail materials sold on the market are different. Most of them are aluminum alloy, and some are copper. Slide rails made of aluminum alloy are divided into ordinary type and thickened type, which can be determined according to the texture of the applicable doors and windows. If the door and window are small in size and light in weight, choose a smaller track; if the door and window are heavy, choose a thicker track to ensure safety and durability.
Pulleys for door and window pulleys
The first thing to look at is the design structure and color of the pulley. It is necessary to achieve a harmonious and unified beauty in appearance. Only those who meet the standards in terms of image can be included in the selection list.
Choose matching pulleys, which cannot be ignored in sliding doors and windows. Good quality pulleys can promote the sliding use of doors and windows. The quality of the pulley is determined by the quality of its outer wheels and bearings. Most of the outer wheels are nylon fiber or copper. The copper pulley is relatively strong, but there is a sound when it is pulled. There is no sound when the nylon fiber pulley is pulled up, but there is no copper pulley to wear.
Sliding way of door and window pulley
Most of the sliding rails of door and window pulleys are made of alloy, of course, some of them are also made of copper. The slide rails made of aluminum alloy are divided into two types according to the texture of the applicable door or window: ordinary type and thickened type. Smaller slide rails are suitable for small doors and windows in size and light weight; thicker slide rails are suitable for heavy doors and windows to ensure safety and durability.
Bearings for door and window pulleys
The pulley bearing is made of stainless steel. The bearings are tightly installed and are soft and noiseless when sliding. Some pulleys can also be adjusted in height to compensate for the distance between the door and the track, so that the door and the track can be connected more closely.