Shrink chuck 4,5° BT 40 - 08 - 90Application: For mounting tools with straight shanks. Note: Toolholders suitable for induction , contact and hot air shrink units. 3, 4, 5 with h4 tolerance and 6 32 with h6 tolerance For 3, 4 and 5 mm only solid carbide tool shanks must be used! 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

5 with h4-tolerance and Ø 6 – Ø 32 with h6-tolerance1

Efficient cleaning of clamping equipment

System concentricity and repetition accuracy 3 µm (3×D

during grinding

or fi xation on T-groove tables

Positive clamping due to penetration of the hardened claw tips

ER-system with spray nozzles

Base + Blades

with IC DIN 6499 B (ISO 15488 B)ER-system

coolant pipes is screwed to the cylinder head screw integrated in the adapter

clamping depth

- Higher repeat-accuracy