HiRunER precision ER collet chuck HSK-A 63 medium

Article no.: 305524
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  • Arbor standard: ISO 12164-1; DIN 69893
  • Shape: A
  • Balance quality G at rotational speed: G 2.5 at 25,000 rpm
  • Concentricity: ≤ 3
  • Machining strategy: HSC; HPC

Description

Version:

External and internal tapers are ground. All shanks are hard turned for smooth running. Including RFID/Balluffchip bore, high-performance clamping nut up to 25000 rpm.

Advantage:

  • Excellent concentricity in the system (chuck + collet + clamping nut), 3 µm radial run-out with a 2 µm collet, 6 µm radial run-out with a 5 µm collet.
  • Extremely strong holding force (up to factor 2 better than the standard ER chuck).
  • Vibration reduction effect due to 2-part clamping nut (one part for mini version).

Application:

For clamping tools with plain shank in collets to DIN 6499 - Form A and B.

Supplied with:

Precision clamping nut.

Optional extras:

Coolant tube No. 309880,
Socket wrench No. 309890,
ER collets Fahrion No. 308901 and 309432.
Hook wrench No. 628400, or torque wrench No. 309749 or No. 628520.

Note:

  • Clamps only nominal ⌀ up to shank ⌀ tolerance h 10.
  • Do not use the clamping nut in combination with a sealing washer.
  • Use the precision collet chuck always in conjunction with the precision clamping nut No. 309617; 309618.
  • Use in combination with Fahrion collets.
  • The blue design ring must be removed for Fahrion HP 2µm ER collets.

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