BT40 holders are designed for machining centres with JISB 6339 spindles with less than 25,000 rpm. Automatic tool change is possible. Taper and face contact. Torque transmission by friction and grooves. Central or radial coolant options. BT40 Standard ShrinkFit Chucks, Fine balanced G2.5 at 25,000 rpm.
Application - Fast and secure clamping of tools with cylindrical shank. Additional security through the front location step within the bore (starting at 6mm). Ideal for HPC and HSM milling.
Unit Includes - Standard shrink fit chuck with length setting screw.
Shrink Process - Diebold shrink fit chucks can be used with all available induction shrink units. For optimal process reliability and to achieve maximum tool life of your chuck we recommend the use of Diebold ThermoGrip shrink units.