SEFU CERAMIC - Refractory Molten Metal Filters for Casting

As a seasoned manufacturer and supplier of molten metal filters, SEFU CERAMIC brings forth decades of expertise and innovation in research, production, and sales of ceramic filters for casting. Our casting filters, rigorously certified with ISO 9001, ISO 14001, and ISO 45001, guarantee uncompromised quality and reliability, meeting diverse high-temperature foundry industrial demands.

Our Diverse Range of Molten Metal Filters

SiC Silicon Carbide Ceramic Foam Filters

Application Temperature: 1550℃
Applications: Ideal for nodular cast iron, gray iron, and other cast iron parts production

  • Exceptional high-temperature stability and corrosion resistance
  • Effectively eliminates impurities from metal melts
  • Enhances the quality and surface finish of cast iron components
Alumina Ceramic Foam Filters

Application Temperature: 1260℃
Applications: Perfect for aluminum castings, aluminum alloy products such as rods, foils, and sheets

  • Excellent high-temperature performance, ideal for aluminum alloy melting processes
  • High filtration efficiency for purifying metal melts
  • Customizable sizes and shapes to suit various aluminum alloy casting requirements
zirconia ceramic foam filters
Zirconia Ceramic Foam Filters

Application Temperature: 1700℃
Applications: Suited for steel casting production, including stainless steel, carbon steel, and large cast iron parts

  • Outstanding high-temperature performance for steel casting processes
  • Efficient removal of oxides and impurities from metal melts
  • Enhances density and mechanical properties, reducing defect rates
Ceramic Honeycomb Filters

Applications: Versatile filters applicable in various metal casting processes

  • Stable structure with superior filtration efficiency
  • Customizable to meet specific casting requirements
  • Ensures high-quality castings with reduced defects
Fiber Filters

Applications: Ideal for metal liquid filtration and slag removal processes, such as aluminum castings, iron castings, steel castings, copper castings, etc.

  • Cost-effective
  • Easy to cut and use
  • Customizable

Molten Metal Filtration Product Applications



  • Unparalleled Expertise: Benefit from our extensive industry knowledge and experience.
  • Certified Quality: Our products meet stringent quality standards, ensuring reliability and performance.
  • Customization Options: Tailored solutions to meet your unique requirements.
  • Global Reach: We serve customers worldwide with prompt service and support.

Contact Us

For inquiries or orders, please contact our sales team:

Phone/WhatsApp: 86 13785803358
Address: Guanting Industrial Park, Cangzhou city, Hebei Province, China

Elevate your metal casting processes with SEFU CERAMIC’s premium molten metal filters!

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