Hydraulic expansion chuck SK 30 - 12 - 72

Hydraulic expansion chuck SK 30 - 12 - 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

For safe clamping of taps in end mill holders according to DIN 1835 B

For mounting straight-shank tools and inclined flat according to DIN 1835 form E (Whistle Notch)

Only nominal size d can be clamped

ADJRGA = Length adjustment range

For mounting straight-shank tools in collets

low warpage hardened

With high precision coolant you get improved

Surface hardened HRC 58~60

better process security and productivity

For the manufacturing of special tools

Application:

For mounting straight-shank tools