Datang Extruded High Finning Tube Machine for Produce Extruded Aluminium or Cooper Fins Finned Tube. Dual-Circular Key Structure: Advanced structure withstands torque and ensures accurate displacement. Split Type Tool Holder: Design allows easy blade debugging, washing, and installation. Conical Hydrodynamic Bearings: Spindle bearings maximize utilization with movable conical design. Separate Cooling System: Cooling box is physically separated from the rolling mill machine. Wide Material Compatibility: Processes aluminum, carbon steel, and copper base tubes. Flexible Blade Configuration: Changing blades produces different fin tube sizes and specifications. High Production Speed: Average production speed reaches 500mm per minute. Comprehensive Warranty: Includes 24 months warranty with guaranteed after-sales service.