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ATORN collet chuck BT40 (ISO 7388-2) ER40 A=80 mm

ATORN collet chuck BT40 (ISO 7388-2) ER40 A=80 mm

ATORN collet chuck BT40 (ISO 7388-2) ER40 A=80 mm
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Item no: 1021514 121 

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Available in 8-10 working days.

Application
For clamping tools with straight shank in ER collet chucks in accordance with DIN 6499.

Execution
  • Alloyed case-hardening steel, core tensile strength at least 950 N/mm²
  • Case-hardened HRc 60 ± 2 (HV 700 ± 50), hardness depth 0.8 mm ± 0.2 mm
  • Taper angle tolerance quality < AT3 in accordance with DIN 7187 and DIN 2080
  • Max. concentricity < 0.005 mm
  • Functional surfaces precision-ground, all other surfaces black-oxide
  • With Balluff chip hole

Delivery
1x ER collet chuck BT40 (ISO 7388-2).

Notes
The previous standard JIS B 6339 MAS BT was superseded by ISO 7388-2.

Brand: ATORN
Tool holding device: BT 40
Collet type: ER 40
Min./max. clamping range (Spannweite min./max.. d): 3-26 mm
Outer diameter (D): 63 mm
Projecting length (A): 80 mm
Clearance length to collar (L1): 53 mm
Balancing quality: G 2.5 at 25,000 rpm
Thread dimension (G): M50 x 1,5

ATORN-No.: 22660575

EAN no.: 4050293709902

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