ALD-Holcroft Vacuum Technologies Co, Inc.

ALD-Holcroft designs and manufactures vacuum furnace systems used for heat treating.  Our world renowned product line is comprised of the:

  • MonoTherm® ...  high flexibility, single chamber vacuum furnaces
  • DualTherm® & DualTherm-Q ... high performance, dual chamber furnaces for HPGQ or VOQ 
  • ModulTherm® ... high throughput, automated vacuum furnace systems 
  • SyncroTherm®... high profits, one-piece-flow can be synchronized with part machining or operate in the fast-batch mode for high speed processing of small batches.

ALD-Holcroft focuses on a variety of market segments including:

  • Automotive
  • Fuel systems 
  • Aerospace
  • Tool and Die
  • Medical
  • Heavy Equipment
  • Oil and Gas
  • Commercial Heat Treating

We maintain the global ISO 9001:2008 certification through NSF International and we are proud to be members of the following associations:




Our History

ALD-Holcroft Vacuum Technologies Co., Inc. was formed in 2005 as a joint venture between ALD Vacuum Technologies of Hanau, Germany, and AFC-Holcroft of Wixom, Michigan. ALD is a world-renowned company in the field of vacuum furnace technologies and has been in business for nearly 70 years. AFC-Holcroft is a global leader in the supply of atmosphere based furnace systems and has a history approaching 100 years long.

ALD-Holcroft focuses on the NAFTA region (the United States, Canada and Mexico) to bring high performance heat treating systems centering on vacuum technologies to the market. ALD-Holcroft can be your single source to meet your heat treat equipment requirements.

We are fully equipped to design, manufacture, ship, install, and service all types of custom and standard heat treat systems.