ER-Collet chuck, ISO 7388-2 [JIS B 6339 AD]

305.02.13.1

EAN-kod: 4250001112097
BT 30 - ER
ISO 7388-2 JD [JIS B 6339 AD]
VAT 0% 89,00 €
Kontrollerar lagersaldo
In stock, shipping time UPS Standard 1 week
You need to log in before purchasing. Request credentials here.
Ask about this product
Ask about this product
Description

Application:
For mounting straight-shank tools in collets.


Delivery:
With balanced clamping nut


  • 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
Type
428E, ER 20
Adaptive interface machine direction
ADINTMS
ISO 7388-2 (MAS-BT)
Adaptive interface workpiece direction
ADINTWS
ISO 15488 (DIN 6499) ER
Balance grade
G2,5 | 25.000 1/min
Coolant entry style
CNSC
AD
Clamping Ø, nominal, workpc. side
DCONWS
2 - 13
Diameter lock nut
DLN
35 mm
Protruding length
LPR
100 mm
Concentricity
< 3µm
SK
BT 30
Thread designation inside
THID
M12 x 1,75