Compression sleeve holder, type ER, DIN 69871, shape AD/B, SK 40, balance quality G2.5 22000 min-1
Made of: alloyed steel for carburizing, core tensile strength approx. 950 N/mm2, minimum hardening depth 0.5 mm. Cone according to DIN 254. All functional surfaces after finishing , guaranteed quality thanks to double 100% control.
Cone angle tolerance: AT3
Cone surface roughness: Ra < 0,001 mm
Hardness after quenching: 60 –2 HRC
Application: for clamping cylindrical shank tools in collets according to ISO 15488 (formerly DIN 6499).
Scope of delivery: clamping holder complete with mounting nut (balanced, with sliding coating for increased clamping force).
Note: The dimension I2 shows the maximum depth of tool embedding.