Hydraulic expansion chuck SK 30 - 18 - 72Application: 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

Hardening depth 0

All holders are made of forged steel

For the manufacturing of special tools

Effective from low to high coolant pressures

Clamping range 0

Collets sealed with seal for IC

Tensile strength in the core of min

For mounting straight-shank tools acc

For clamping tools with Morse taper shank and thread according to DIN 228-1 form A

For machining centres with synchronous spindle

HSS-Co5 Twist drill DIN338 d=6

For the chucking of quick change adaptors for taps