Weldon® surface clamping chuck, with cooling channel slots
• Made of alloyed case hardening steel
• Hardened 58 ± 2 HRC, min. 0.5 mm deep
• Tensile strength in core after case hardening approx. 950 N/mm²
• Taper DIN 254
• Taper angle tolerance AT3
• Taper surface accuracy Ra < 1 µm
• Bore tolerance H5
• Concentricity < 0.003 mm
• Balancing quality G 6.3 at 15000 min-1
• Tool holder DIN 69871
• To nest tools with cylinder shaft and side carrier surface acc. to DIN 1835-B and DIN 6353-HB
Supplied: surface clamping chuck with tightening screw.