Push-pull doors and Windows take up less space than traditional doors and Windows, beautiful appearance, convenient to use, widely welcomed by people. If you want to push and pull type doors and Windows to run normally, smoothly, then choose what kind of slide track appears very important.
Firstly, choose the slide material. There are different materials for the track on the market now. Most of the slides are alloyed, and some slides are made of copper. The slippery track of alloy qualitative ground divides again common model and add thick model, this is the quality of a material that applies according to place or window and decide. If the volume of the door or window is small and the weight is light, you can choose a smaller track, if the weight of the door or window is heavy, you should choose the thickened track to ensure safety and durability.
Secondly, pay attention to the pulley mass. Pulley is the fittings that cannot ignore in sliding door, window, the actor bad of pulley quality affects door, window to push pull quality greatly. A good pulley should be smooth, safe and noiseless when used. The mass of pulley's outer wheel and bearing determines the pulley mass. The outer wheel is nylon fiber or all copper ground. Copper pulleys are stronger, but there is sound when pulled; The pulley of nylon fiber quality of a material does not have sound when pulling, but as wear-resisting as copper qualitative pulley. Bearing material is also very different, good quality pulley bearings are made of imported stainless steel materials, bearing installation is close, feel soft when sliding, no noise, more high-grade pulley can also adjust the height, make up for the distance between the door and the track, so that the door and track are connected more closely. The small pulleys at the bottom of doors and Windows are also of very different quality. Well made little pulleys are light and fast to pull, Some pulleys are also equipped with anti-jump devices, making them safer to use.