Обший каталог Yamawa 2016 - 2017 - страница 616

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Dies Spiral Fluted Taps (for blind hole) D Solid Round Dies Spiral Fluted Taps (for through hole) Specification Front face For icon explanation, refer to P.50 Spiral Pointed Taps (for through hole) Product features New Solid Round Dies-D are born, with improved accuracy of run-out tolerance. The Solid Round Dies-D, realize consistent thread cutting by adopting HSS material. Hand Taps ①The side with markings on its bevel, is the front face. ■Solid Round Dies-D Front face This makes it easy to determine the cutting direction. Markings on its bevel portion Cemented Carbide Taps Roll Taps Above is the picture of RD-DA（refer to P.636） ② The rear face becomes the base for cutting. ■Solid Round Dies-D Rear face Special tooling "RD-DA" is available at YAMAWA The rear face has a recess so that the die can fit （basis for cutting） Adjustable Dies Solid Round Dies-D tightly in the die holder when installing. Special Thread Taps Simple Inspection Tools ※Solid Round Dies-D cannot be used from Rear face. Stable basis face Shallow counterbore Pipe Taps ③ D is solid type and does not need the adjusting screw. Adjustable Dies Solid Round Dies-D Compared with adjustable type, accuracy of D's outside diameter has been greatly improved. Thread Mills ④ D has succeeded in solving difficult problems related to adjustable dies and achieved the high precision cutting of external threads. Cutting condition Dies Die size M6×1 φ20 Adjustable Dies Solid Round Dies-D Work material Free cutting steel Cutting speed 2.6m/min Tears and stripes on thread flanks Feed Free Machine Engine lathe Cutting fluid Insoluble oil Center Drills Centering Tools ※External threads cut by Solid Round Dies-D have less tears and stripes on thread flank face. JIS Di-1 612 For improvement, spec may change without advance notice.