Hydraulic expansion chuck BT 40 - 18 - 90Application: 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 Without 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 strength in

- mobility allows measuring within machines and fixtures

Aufnahmen für Induktiv-

- With mechanical booster - Clamping force preadjustable by graduation lines

Delivery with test certificate All holders are made of forged steel

Inch/Metric conversion

All collets with outside form DIN 6388 (ISO 10897) can be clamped

6 T-slot nuts

Construction: Hardened steel

On machining centres without synchronised spindles

Determination of bore centres to the machine spindle

Additional screw for DIN 2080 tools included

alloyed steel