CLAMPING CHUCKS ZAS – made of high strength aluminum

ZAS – the aluminum clamping chuck family of Maprox, from Ø = 70-315 mm, or on request also significantly larger | Hard as steel (about 50 HRC), with over 50% less weight – and the usual Maprox precision | In use since 2004 it defies the toughest conditions | Recognizable by the unique gold-bronze finish of the ALTEF® coating | Including a set of reversible steel top jaws, ground and case-hardened (anti-corrosive, see Gtd)

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Technical details

  • Concentricity: 20
  • Lateral runout: 10 μ
  • Repetitiveness: 10 μ
  • For shank diameter 2-371 mm and bore diameter 18-404 mm
  • Clamping chuck made of aluminum, ALTEF® coated, see Gtd
  • Ø 70-315: Steel top jaws, ground and case-hardened (anti-corrosive, see Gtd)


  • Anti-magnetic
  • Soft block top jaws W
  • Top jaws also available in plastic, aluminium, brass etc. upon customer's request
  • Special sizes XXL see ZAS XXL
  • Even higher accuracies are possible on request

General technical data

  • Here you find further information regarding our general technical data and used symbols

  • Did you know
    that the proven aluminium clamping chuck of Maprox now has a significantly improved ease of movement with the same precision?

3 ZAS – made of high strength aluminum

The alu clamping chuck family of maprox from Ø = 70-315 mm, or much larger on request

ZAS pin-jaw chuck

The Maprox pin-jaw chuck provides maximum touch-probe freedom through its small workpiece support surfaces

Maprox AIR – for automation

The new Maprox chuck combines all the advantages of our manual chucks with pneumatic clamping

ZAS XXL special sizes

If the biggest isn't big enough! Special construction sizes for the ZAS aluminium clamping chuck

Quick Change

Quick and 2 μ precise chuck change

Maprox AG
Bolstrasse 7
CH-8620 Wetzikon
Tel. +41 (0)43 488 18 00
Fax. +41 (0)43 488 18 08

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