Hydraulic expansion chuck BT 40 - 08 - 90

Hydraulic expansion chuck BT 40 - 08 - 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

Clamping positions: horizontal and and vertical

Vernier: 5

Adapters ISO / PSK with axial clamping

DCONWS = 20 to 40 with four coolant channels

Body made of high strength and anodized aluminum

The insert is clicked into our grid system with

800 N/mm² after DIN

see article description

Excellent concentricity in the system (chuck + collet + clamping nut)

Perforated plate for mounting accessories

for disassembling adaptor sleeves

- Instruction manual