Hydraulic expansion chuck BT 30 - 08 - 64

Hydraulic expansion chuck BT 30 - 08 - 64Application: 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 mounting on a wall

without cooling lubricant supply

Minimum internal diameter measurement capability of:

d = 40/d = 60: For large diameter face mill cutters with four additional threaded holes according to DIN 2079

Hardening depth 0

Made of precision ground hardened stainless steel

With ER-Mini-nut

- Axial sealed with two O-rings

• runout accuracy: = 0

102 x 40 x 21

Internal measurement jaws are rounded to provide accurate measurement of internal diameters

- Clamping accuracy at the centre 0