Smart DamperTM* ■ General Features Smart DamperTM* is an arbor that incorporates a special anti- vibration mechanism that acts as both a counter and friction damper. It is capable of reducing chattering in machining with a large amount of overhang to prevent reductions in machined surface quality and tool life. ■ Characteristics Example of Face Milling with a 347mm Overhang Arbor Results Machined Surface Vibration Competitor's arbor G without anti-vibration mechanism Tooling Smart DamperTM* with anti-vibration mechanism ・A basic toolholder and damper head are used together ・The basic toolholder supports BBT50 (BIG-PLUSTM*) and HSK-A100 Reduce chattering with Smart DamperTM*! arbors, with a lineup of products with different lengths ・Supports internal coolant Work material:S50C Tool:Tool Diameter ø63 (5 flutes) Cutting Conditions:vc=100m/min, f z=1.0mm/t, ap=1.4mm, ae=30mm ■ Example Smart DamperTM* Combinations (BBT50 Type) Damper Head Basic Toolholder 170 180 L170 ø47 ø47 FMHL22 220 Type L220 S-SDF3647FMH□□L180 S-SDF3647L□□□-BBT50 180 170 ø60 FMHL22 L170 ø60 220 Type 180 ø60 FMHL27 L220 S-SDF3660FMH□□L180 S-SDF3660L□□□-BBT50 * Smart Damper TM and BIG-PLUS TM are trademarks of BIG DAISHOWA SEIKI CO., LTD. G12