Hydraulic control-valve unit for controlling a hydraulic working load, having - multiple hydraulic ports (22, 24, 26, 28, 30) in the form of -- at least one entry port for hydraulic connection to a pump, -- at least one working port (22, 24) for hydraulic connection of the working load, and -- at least one return port (26, 28), which can be connected to a hydraulic tank, - a control slide, which can be transferred into different working positions in an axial direction and serves for controlling hydraulic flow between the hydraulic ports (22, 24, 26, 28, 30), and - a slide housing, which surrounds the control slide, wherein - the control slide has at least one control segment (42, 56, 58, 60) which is delimited in an axial direction by a control edge (46, 68, 70, 76) and which interacts with an axial housing segment (44, 62, 64, 66) of the slide housing for the purpose of controlling a flow cross section (78, 80, 80-1, 80-2, 80-3, 82-2) for hydraulic flow at this control segment (42, 56, 58, 60), - the control slide can be driven in rotation in a direction of rotation about an axis of rotation, and - the control edge (70, 76) of at least one control segment (58, 60) and/or the housing segment (64, 66) which interacts with this control segment (58, 60) are/is formed in such a way that the flow cross section (80, 80-1, 80-2, 80-3, 82-2) for hydraulic flow at this control segment (58, 60) varies in size according to different rotational positions of the control slide, wherein the control edge (70, 76) has, sectionally, in a direction of rotation - at least one axially outer edge section, and - at least one axially inner edge section, which is axially inwardly offset relative to the axially outer edge section, characterized in that the axially inner edge section extends at least in part at an angle of greater than 0° and less than 90° relative to the direction of rotation along the direction of rotation. - multiple hydraulic ports (22, 24, 26, 28, 30) in the form of -- at least one entry port for hydraulic connection to a pump, -- at least one working port (22, 24) for hydraulic connection of the working load, and -- at least one return port (26, 28), which can be connected to a hydraulic tank, -- at least one entry port for hydraulic connection to a pump, -- at least one working port (22, 24) for hydraulic connection of the working load, and -- at least one return port (26, 28), which can be connected to a hydraulic tank, - a control slide, which can be transferred into different working positions in an axial direction and serves for controlling hydraulic flow between the hydraulic ports (22, 24, 26, 28, 30), and - a slide housing, which surrounds the control slide, - the control slide has at least one control segment (42, 56, 58, 60) which is delimited in an axial direction by a control edge (46, 68, 70, 76) and which interacts with an axial housing segment (44, 62, 64, 66) of the slide housing for the purpose of controlling a flow cross section (78, 80, 80-1, 80-2, 80-3, 82-2) for hydraulic flow at this control segment (42, 56, 58, 60), - the control slide can be driven in rotation in a direction of rotation about an axis of rotation, and - the control edge (70, 76) of at least one control segment (58, 60) and/or the housing segment (64, 66) which interacts with this control segment (58, 60) are/is formed in such a way that the flow cross section (80, 80-1, 80-2, 80-3, 82-2) for hydraulic flow at this control segment (58, 60) varies in size according to different rotational positions of the control slide, wherein the control edge (70, 76) has, sectionally, in a direction of rotation - at least one axially outer edge section, and - at least one axially inner edge section, which is axially inwardly offset relative to the axially outer edge section, characterized in that the axially inner edge section extends at least in part at an angle of greater than 0° and less than 90° relative to the direction of rotation along the direction of rotation.