Hydraulic expansion chuck, ISO 7388-2 [JIS B 6339 AD]

305.H16

EAN-code: 4250001000813

BT 30
ISO 7388-2 JD [JIS B 6339 AD]

VAT 0% 280,00 €

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Description

Application:
For mounting straight-shank tools acc. DIN 1835 form A+B+E and DIN 6535 form HA+HB+HE (larger than dia. 20 mm only with reduction sleeve).

Note:
l1 = max. clamping depth l2 = max. length adjustment range

With wrench

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

Body diameter

38 mm

Adaptive interface machine direction

ADINTMS

ISO 7388-2 (MAS-BT)

Adaptive interface workpiece direction

ADINTWS

Hydraulinen kiinnitys

Balance grade

G2,5 | 25.000 1/min

Adjustment range, axial

ADJRGA

Body diameter 2

BD2

45 mm

Coolant entry style

CNSC

Clamping Ø, nominal, workpc. side

DCONWS

Drive size

DRVS

Length body diameter 1

LBD1

52 mm

Protruding length

LPR

90 mm

Clamping length maximum machine side

LSCX

52 mm

Concentricity

< 3µm

BT 30

Thread designation inside

THID

M12 x 1