Vacuum Annealing Furnace

Vacuum annealing furnace is mainly used for continuous bright annealing, solid solution, demagnetization and stainless steel quenching of stainless steel products such as water heating equipment, water expansion parts, pins, medical equipment, stainless steel nails, stainless steel screws, riveting parts, stainless steel bearings, watch case, watch strap, cutting tools, micro shaft, self tapping and self drilling, tableware, etc. under the control of protective atmosphere.

Technical Data

Technical Features

Horizontal (vertical), single chamber structure design, circular heating chamber structure; air cooling system can use built-in fan or external circulation fan; pressure rise rate: 0.067-0.67pa/h; vacuum regulation anti pollution and on-line replacement technology; heating element with patent structure; temperature thermocouple feeding device with patent structure; temperature control thermocouple with patent structure.


TypeHeating Zone size(mm)Capacity(kg)Heating ElmentHeating PowerKWMax Temp(℃)Temp.Unifomity±℃Max.VacuumPaPressure rise ratePa/hAir cooling pressure(bar)
VHA-334300x300x400100NiCr / Mo60/80950/130054x10-30.52


In order to improve the quality of the work-piece, it is necessary to improve the quality of the work-piece by annealing and tempering get ready.

If you are interested in our products,please feel free to contact us.


  • Tel: +86 21 5109 5281

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  • Office Add: Building B2, 7301 Jiasong North Road, Jiading District, Shanghai

    Factory Add: No.1 Jufeng Science and Technology Industrial Park, Tongzhou District, Nantong Jiangsu