Colletholders HJNZ

Designed for HJND/HJNZ spindles on high-speed grinding spindles.
Features and benefits
Features and benefits

 Total system runout TIR ≤3 μm @ 3 x D

Our holistic system consists of a powRgrip colletholder and collet. All components together ensure best runout and accuracy.

 Colletholder runout TIR ≤1 μm

Measured from collet cavity to outer taper.

 Surface finish max. Ra 0.25

Achieve high clamping force and high transferable torque.

Balancing

100% balanced G 2.5 @ 25,000 rpm/<1gmm.

 Vibration dampening

Our holders offer a good vibration dampening to sustain a high surface finish and can prevent cutting force alterations.

 Matched tooling system for best fit

For highest precision and best results the entire machining system counts. Therefore our components are carefully matched for optimum fit and accuracy. This guarantees the best runout and balance.

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Filter by properties

Title Form Interface size Norm size Length Style Drawings Part No Compare Get an offer
HJNZ 21 PG 25 x 075
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Standard 21 25 Standard 8267.21253
HJNZ 28 PG 25 x 075
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Standard 28 25 Standard 8267.28253
HJNZ 28 PG 15 x 060
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Standard 28 15 Standard 8267.28152
HJNZ 28 PGST 15 x 045
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Standard 28 15 Standard 8267.28151
HJNZ 28 PGST 25 x 055
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Standard 28 25 Standard 8267.28251
HJNZ 21 PGST 25 x 055
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Standard 21 25 Standard 8267.21251