Boring bar blank, ISO 7388-1 [DIN 69871 A]

302.17.40

EAN-code: 4250001075057
SK 30
ISO 7388-1 A [DIN 69871 A]
VAT 0% 131,00 €
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Description

Application:
For the manufacturing of special tools.


Note:
Cone and flange hardened and grinded. Soft body for later processing.


  • 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 µm
  • Tensile strength in the core of min. 800 N/mm² after DIN
  • All functional surfaces fine machined

 

 

Technical details
Description Symbol Value
Body diameter
BD
40.5 mm
Body material code
BMC
16MnCr5
Adaptive interface machine direction
ADINTMS
ISO 7388-1 (DIN 69871)
Adaptive interface workpiece direction
ADINTWS
Aihio
Coolant entry style
CNSC
A
Data chip provision
DCP
Kyllä
Data chip provision size
DCPS
D10/H4,5
Protruding length
LPR
160 mm
SK
SK 30