قناة فيديو الصين Jinan Hydeb Thermal Tech Co., Ltd.
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Graphite Rotor Shaft

旋转磁通喷射器
November 27, 2025
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موجز: From concept to demonstration, this video highlights the evolution and practical outcomes of the Graphite Rotor Shaft for Rotary Flux Injectors. You will see how this core component operates in aluminum melt purification systems, breaking inert gas into micro-bubbles for efficient degassing, inclusion removal, and melt homogenization. We demonstrate its high-temperature resistance, thermal shock resilience, and self-lubrication properties in action.
ميزات المنتج ذات الصلة:
  • Efficiently breaks inert gas into uniform micro-bubbles for aluminum melt purification.
  • Operates at high temperatures (720°C - 800°C) with excellent thermal shock resistance.
  • Provides self-lubrication and non-wetting properties with aluminum melt.
  • Enables high-speed rotation (300-500 RPM) for effective gas dispersion and melt stirring.
  • Removes hydrogen and inclusions while homogenizing composition and temperature.
  • Features high thermal conductivity and excellent machinability for complex shapes.
  • Used in in-line degassing systems and mobile degassing units for continuous or batch production.
  • Designed for harsh conditions but requires proper operation to maximize service life.
الأسئلة:
  • What is the primary function of the graphite rotor shaft in aluminum processing?
    The graphite rotor shaft efficiently breaks up and disperses inert gas into uniform, fine micro-bubbles within the aluminum melt. This process enables high-efficiency hydrogen removal (degassing), effective inclusion removal, and homogenization of composition and temperature throughout the melt bath.
  • Why is graphite the preferred material for rotor shafts in these applications?
    Graphite is preferred due to its exceptional high-temperature resistance (operating at 720°C-800°C), outstanding thermal shock resistance, good self-lubrication properties, high thermal conductivity, excellent machinability for complex shapes, and non-wetting characteristics with aluminum melt, making it irreplaceable in these harsh operating conditions.
  • What factors affect the service life of a graphite rotor shaft?
    Service life varies from days to weeks depending on graphite quality, process parameters, and maintenance practices. Key failure modes include oxidation erosion at high temperatures, erosion from aluminum melt washout, mechanical damage from improper operation, and thermal stress cracking. Proper operation with adequate preheating, avoiding dry running, and regular cleaning is crucial for extending lifespan.
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