MHC Alloy in Vacuum Sintering Furnace

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MHC alloy (Molybdenum Hafnium Carbon Alloy) is molybdenum-based dispersion-strengthened high-temperature structural material designed for vacuum sintering environments. Vacuum sintering furnaces typically operate continuously at 1400°C–2200°C under high vacuum or low-pressure atmospheres, involving sustained thermal radiation, cyclic heating and cooling, and powder densification shrinkage. These conditions impose strict requirements on materials, including high-temperature strength retention, creep resistance, low vapor pressure stability, and long-term dimensional stability.

1. Advantages of CTIA's MHC Alloy in Vacuum Sintering Furnace
(1) Excellent High-Temperature Load Capacity: Maintains stable mechanical performance above 1000°C for continuous sintering operation.
(2) Outstanding Creep Resistance: HfC dispersion phases suppress grain boundary sliding, preventing deformation of load-bearing hot zone structures.
(3) Superior Microstructural Stability: The recrystallization temperature above 1500°C minimizes grain coarsening during thermal cycling, ensuring dimensional stability.
(4) Excellent Thermal Field Uniformity: High thermal conductivity promotes efficient heat transfer and reduces temperature gradients inside the furnace.
(5) Strong Thermal Fatigue Resistance: Low thermal expansion reduces cyclic stress and improves long-term operational reliability.

2. Applications of CTIA's MHC Alloy in Vacuum Sintering Furnace
(1) Powder Metallurgy Sintering Furnaces: Material racks, trays, and load-bearing structures to ensure stable densification processes.
(2) Tungsten Carbide Sintering Equipment: Hot zone frames, guide rails, and support structures for improved high-temperature deformation resistance.
(3) Ceramic Sintering Furnaces: Load frames, positioning structures, and hot zone supports for enhanced sintering uniformity.

3. Specifications of CTIA's MHC Alloy in Vacuum Sintering Furnace
CTIA supplies MHC alloy in rods, tubes, plates, sheets, rings, discs, and customized components. Customized dimensions are available, with surface finishes including turned, ground, and polished options.

CTIA has specialized in molybdenum and molybdenum alloy manufacturing for nearly 30 years. Through optimized powder metallurgy composition design, high-temperature densification, and precision thermal processing, CTIA ensures uniform microstructure and stable high-temperature performance. CTIA supplies MHC alloy in plates, sheets, tubes, rings, round bars, discs, and customized components for vacuum sintering furnace hot zone systems, including material racks, trays, load-bearing structures, hot zone frames, and support systems, ensuring excellent strength stability, creep resistance, and structural reliability under long-term high-temperature vacuum conditions.

 

For any inquiry, please contact molybdenum and molybdenum alloy manufacturer: CTIA GROUP

Email: sales@chinatungsten.com

Tel: 0086 592 5129696 / 0086 592 5129595

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