What materials are the three-jaw chuck and soft jaw made of?

Three-jaw chuck and soft jaw are generally made of low carbon steel, copper or aluminum alloy.

When turning a large number of workpieces, in order to improve the positioning accuracy of the workpieces during machining and save the auxiliary time when installing the workpieces, the soft claw chuck can be used.

Chuck is a mechanical device for clamping workpieces on machine tools. A machine tool accessory that clamps and positions a workpiece by using the radial motion of movable claws evenly distributed on the chuck body. Chuck is generally composed of chuck body, movable jaw and jaw driving mechanism. The minimum diameter of the chuck body is 65 mm, the maximum diameter is 1500 mm, and there is a through hole in the center for the workpiece or bar to pass through; The back is a cylindrical or short conical structure, which is connected with the end of the machine tool spindle directly or through a flange. Chuck is usually installed on lathe, cylindrical grinder and internal grinder, and can also be used on milling machines and drilling machines with various indexing devices.