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Vacuum Only Impregnation (VOI) Systems

HeatTek, Inc offers vacuum only impregnation (VOI) systems engineered to meet production needs as well as the use of current part racks.

  • Process chambers with hydraulically operated door. All chambers designed for full vacuum and atmospheric service and include all pertinent safety devices and interlocks. Process chambers can be square, rectangular, or round in design.
  • Storage reservoirs are designed for atmospheric and full vacuum service and come complete with an insulated cooling jacket.
  • High quality vacuum pumping systems.
  • Integral chiller/circulation pump systems that operate on resin temperature requirements.
  • Low speed agitators that operate via timers and come complete with vapor or vacuum seals.
  • NEMA rated electrical controls and wiring ensuring an operator friendly panel and process.
  • All VOI systems are factory assembled and tested as applicable and include commissioning/training in your facility.

HeatTek, Inc offers a variety of options allowing the customer to organize the VOI system to meet both requirement and budget. Typical options are:

  • Resin filtering system
  • Plant air drying system
  • Resin level sensor interlock
  • VPI process automation controls including PLC and MMI
  • PLC / Computer Interface with Process Data Recoding Capability
  • Paperless VPI Process Recording System with Windows-based software capable of real-time process review on a computer.
  • Integration of product movement between preheat oven, impregnation system, and post-bake oven.