How to use BT shank to connect burnishing tool and milling machine / CNC machining center?
What is the BT shank?
BT shank is a connector that is used to connect cutter and spindle.
BT shank classification: BT20, BT30, BT40, BT50
Roller Burnishing Tool: Roller burnishing is a surface finishing technique in which hardened; highly polished steel rollers are brought into pressure contact with a softer piece part.
If you want to use milling machine or CNC machining center to cooperate with roller burnishing tool, the shank model of roller burnishing tools are not like: straight shank or Morse taper shank. Between of milling machine / CNC machining and roller burnishing tool, there should be kept an intermediate joint, which is BT shank.
Application example:
Burnished hole type: Blind hole
Burnishing Dia.: 80mm & 85 mm & 95 mm
Tolerance: ±0.005
Work piece material: GGG
Depth of hole: 45 mm
Shank of tool: ISO 50 (BT 50)
For more about BT shank works with roller burnishing tools, please feel free contact RBT.
