Plastic pulleys, steel balls, wear-resistant nylon is the most common three pulley material. One wear-resistant nylon for the top grade.
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Whether the drawer is free to push and pull smoothly, push and pull to what extent, bearing how, will not tilt, thanks to the slide support. From the current technology point of view, the bottom of the slide rail is better than the side, the overall connection with the drawer than three connections. Drawer slides of material, principle, structure, technology and other diverse, high-quality slide rail resistance, long life, drawer smooth.
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In the choice of cabinets, the quality of the slide rail is also the most important, good cabinet drawer can be fully pulled out without falling off, and the removal is simple. Different specifications of drawer steel thickness, load-bearing is also different. It is understood that the import brand a 0.6-meter wide drawer, sliding rail has nearly 3mm thick, load-bearing can reach 40-50 kilograms. Plastic pulleys, steel balls, wear-resistant nylon is the most common three pulley material. Wear-resistant nylon which is the top grade, due to the use of DuPont technology, this pulley has a smooth and easy to push and pull, quiet and silent, soft rebound characteristics. Can be purchased when the drawer is pulled out, the pressure on the top of the hand slightly pressure to see if it will loose, sounded or flip.

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