Customized by spring floor manufacturer, the floor spring uses high-quality lubricating oil, high oil temperature stability coefficient, constant closing force, adjustable range of closing speed, maximum door width, maximum door weight, maximum opening angle, and opening damping function , Spring floor can be opened in one or two directions.
The main body of the floor spring adopts automatic molding equipment, and there is no pinhole gap to prevent oil. The main parts are all heat-treated with gold steel, which has abrasion resistance and long service life. “
