CARO®VAC - vacuum system plunger tip

Optimizes your vacuum casting on vacuum-casting machines or conventional die-casting machines

  • Developed for structural and vacular die casting
  • Low wear plunger tip concept for shot sleeves
  • Very long service life


  • Highest evacuation level without additional sealing of the shot sleeve or plunger rod
  • No system-related maintenance or downtimes
  • Applicable on vacuum and conventional die casting machines (mould sealing recommended)
  • Normal shot sleeve applicable

Minimum system requirements

  • Sealed mould
  • Evacuation via mould / shot sleeve
  • Simple assembling

Constructive advantages

  • Optimum cooling performance and no leakage of lubricant
  • Patented sealing system (automatic adaption of the sealing rings)
  • Highest evacuation levels can be reached during the whole casting period
  • Long lifetime due to the tribological favourable material pairing shot sleeve/plunger tip, sealing surfaces are protected from wear by a special pressure ring
  • Economic efficiency due to replaceable wear parts


  • Service center for plunger tip reworking and assembling
  • Advisory service, process development and construction
  • Comprehensive stock
  • Product video