HiRunER precision ER collet chuck HSK-A 63 A = 100
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External and internal tapers are ground. All shanks are hard turned for a smooth cutting action. Including Balluffchip bore, high-performance clamping nut up to 25000 rpm.
- Excellent concentricity in the system (chuck + collet + clamping nut), 3µm radial run-out with a 2µm collet, 6µm radial run-out with a 5µm collet.
- Extremely strong holding force (up to factor 2 better than the standard ER chuck).
- Vibration reduction effect due to 2-part clamping nut.
For clamping tools with plain shank in collets to DIN 6499 - Form A and B.
Precision clamping nut.
Coolant pipe No. 309880, Coolant pipe plug-in socket No. 309890, ER clamping wrenches No. 309748 / 309749 Fahrion brand ER collets 308901 − 309434.
- 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.
- Use in combination with Fahrion collets.
ISO 12164-1 ; DIN 69893
Balance quality G at rotational speed
G 2.5 at 25,000 rpm
HSK-A 63 A = 100
≤ 3 µm
HSC ; HPC