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Special purpose furnaces
HHV has designed and developed special purpose customized vacuum equipment for various industrial and laboratory applications. A few to mentioned ; Directional solidification furnace, Vacuum arc re-melting furnace, Argon arc melting furnace, CVD/CVI furnaces, Vacuun passivation furnaces, solution cum ageing furnace, etc
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Vacuum ARC re-melting furnace
HHV’s Vacuum Arc Re-melting furnace has two melt stations – one for consumable (in vacuum) and the other for non-consumable (in sub-atmosphere argon pressure) melting. The... -
Solution cum ageing furnace
HHV’s one of its recent advanced special purpose vacuum furnace is a Solution cum ageing vacuum heat treatment furnace intended to be used for stress relieving of Nickel - based alloy parts... -
Directional solidification furnace
HHV designed and built a directional solidification furnace for melting and directional solidification of critical alloys like Co, Ni and rare earths—in order to study the effect of grain... -
Multi-processes CVD / CVI vacuum furnace
Carbon fibre reinforced composites with a matrix of carbon or silicon carbide have excellent characteristics such as low density, high strength and toughness, as well as ablation resistance at... -
Vacuum passivation furnace
VACUUM PASSIVATION TO ENHANCE CORROSION RESISTANCE Passivation is a process that removes “free iron” contamination left behind on the surface of the components/parts as a result of... -
Argon Arc Melting Furnace
HHV has developed an argon arc melting furnace to make special materials of high purity under an inert atmosphere or vacuum. The furnace features ease of operation,... -
CVD and infiltration furnace
The stat-of-the art Vacuum Induction heated reactor furnace for graphitization, chemical capor infiltration (CVI) and chemical vapour depositon (CVD) with silicon carbide caoting (Sic) is being... -
ARC remelting furnace
A vacuum arc re-melting furnace to produce metal ingots with elevated chemical and mechanical homogeneity for highly demanding applications HHV has attained the level of expertise in... -
Evacuation, Testing and Gas fillling system
In electrical components manufacturing industry SF6 is an important medium as it has been used as a quenching and insulation gas for enclosed medium and high voltage switchgear. SF6 is the...
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