ER-Collet chuck, ISO 7388-1 [DIN 69871 AD/B]

503.02.13.2

EAN-code: 4250001112066

SK 50 - ER
ISO 7388-1 AD/B [DIN 69871 AD/B]

VAT 0% 148,00 €

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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

Enlarge

Description Symbol Value

Type

428E, ER 20

Adaptive interface machine direction

ADINTMS

ISO 7388-1 (DIN 69871)

Adaptive interface workpiece direction

ADINTWS

ISO 15488 (DIN 6499) ER

Balance grade

G2,5 | 25.000 1/min

Coolant entry style

CNSC

AD/B

Clamping Ø, nominal, workpc. side

DCONWS

2 - 13

Data chip provision

DCP

Kyllä

Data chip provision size

DCPS

D10/H4,5

Diameter lock nut

DLN

35 mm

Protruding length

LPR

160 mm

Concentricity

< 3µm

SK 50

Thread designation inside

THID

M12 x 1,75