M8 Ultra tap test at TDC

Testing M8 Ultra tap with high speed thread tapping

• Machine: TD-500A of Dalian Machine Tool Group

• Chuck type: Synchro tapping chuck from NT Tool

• Coolant: emulsion 10% oil content

• Tap: M8-ISO2 (6H)

• Material to be tested: S45C / Rm = Min. 750 N/mm

• Cutting speed: 50 m / s

• Speed: 1989 rpm

• Feed: 2486 mm / min