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19 01, 2016

CNC Retention knob & Pull Stud

2020-01-15T21:46:21+00:00January 19th, 2016|Categories: KNOWLEDGES|Tags: , |

Introduction Retention knobs to the standard of taper shank for NC tools Retention knob standard GB10945-89 "7:24 conical tool shank 40, 45 and 50 for automatic tool change machine tools The pull stud for tapered shank is made according to the international standard IS07388 / 1984. It is divided into two types: A and

19 01, 2016

Why choosing shrink fit tool holder

2020-01-23T22:03:59+00:00January 19th, 2016|Categories: Alloy Steel, KNOWLEDGES|Tags: , |

The shrink fit tool holder is a hot-loading system that uses a difference between the thermal expansion coefficients of the tool holder (special stainless steel)and the tool (hard alloy) to clamp the tool strongly and with high precision. The shank material uses special stainless steel for hot-packing with a large thermal expansion coefficient, which