Hydraulic expansion chuck SK 50 - 16 - 80Application: For mounting straight shank tools acc. DIN 1835 form A+B+E and DIN 6535 form HA+HB+HE (larger than dia. 20 mm only with reduction sleeve). Note: l1 = max. clamping depth l2 = max. length adjustment range Delivery: With wrench All holders are made of forged steel Specific, low warpage hardened Surface hardened HRC 58~60 Hardening depth 0,8mm~0,9mm Taper angle tolerance < AT 3 according to DIN 2080 Surface roughness Ra < 0,4 m Tensile

- Setting the rotary table zero point of 5-axis machining centres

For internal machining with boring bars

360° graduations for angular adjustment

Jaws with grip serrations und fine step for workpieces with max

(without toolholders and inserts)

With ball bearing clamping nut All holders are made of forged steel

Bearing edge ground

Through hole for internal cooling provided

Shortened processing times and reduction of production and unit costs

Spannkraft voreinstellbar durch Rillenmarkierung

5 with h4-tolerance and Ø 6 – Ø 32 with h6-tolerance

clamping depth = 52