Face chuck, system Weldon, DIN 69871, SK 40, balancing quality G2.5 22000 min-1
Design: Made of alloy case-hardened steel, with a core tensile strength of approx. 950 N/mm² and a hardness depth of min. 0.5 mm. Taper to DIN 254. All functional surfaces machined and guaranteed quality thanks to double 100 % control.
Taper angle tolerance: AT3
Taper surface roughness: Ra < 0.001 mm
Bore tolerance: H5
Hardened: 60 –2 HRC
Application: For clamping milling cutters with cylindrical shank and lateral driving plane in accordance with DIN 1835-B and DIN 6535-HB.
Scope of delivery: Face chuck with clamping screw.
Concentricity: < 0.003 mm.
Hardened 60 –2 HRC.
All functional surfaces machined