ER-Precision collet, stainless steel, ~ ISO 15488 [DIN 6499]

428ESP-115

EAN-code: 4250001149031
ER20, 428ESP, ~ ISO 15488 [DIN 6499]
VAT 0% 41,00 €
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Description

- Rustproof
- Stainless steel 1.4021 x 20Cr13
- HRC 43-47
- Longer-lived than standard collets
- Higher repeat-accuracy
- Maximum concentricity <0,005mm
- Honed collet boring
- Especially suitable fore wire EDM

Technical details
Description Symbol Value
Body material code
BMC
RST
Body diameter
BD
21 mm
Type
428E, ER 20
Pyörintätarkkuus
< 5µm mm
Overall length
OAL
31.5 mm
Adaptive interface machine direction
ADINTMS
ER collet ISO10897 (DIN6388) - ER20
Adaptive interface workpiece direction
ADINTWS
Lieriö - metrinen
Clamping Ø, nominal, workpc. side
DCONWS
11,5 - 11,0
Seal
SEAL
Ei