• foam filter for foundry
  • foam filter for foundry

Premium Refractory Foam Filter for Foundry

Welcome to our comprehensive range of foam filters tailored for foundry applications. Engineered with precision and crafted from high-quality materials, our foam filters guarantee superior metal filtration, ensuring impeccable casting quality for your foundry operations.

Ceramic Filter
Pore Density(PPI) 10–40
Porosity(%) 80-90
Max Working Temperature (ºC) 1000-1700
Bending Strength(Mpa) 0.8-1.0
Compressive Strength(Mpa) 1.0-1.2
Thermal Shock Resistance( times/1100-0ºC) 6


Our foam filters are available in a variety of materials to suit your specific requirements:

  • Alumina-based: Ideal for high-temperature applications, offering exceptional thermal stability and resistance to molten metal.
  • Zirconia-based: Ensures superior resistance to thermal shock and chemical corrosion, making it perfect for demanding foundry environments.
  • Silicon carbide-based: Provides excellent thermal conductivity and resistance to oxidation, enhancing filtration efficiency in extreme conditions.
alumina ceramic foam filter for aluminium

Customization Options

We understand that every foundry has unique requirements. That’s why we offer customizable solutions tailored to your specific needs:

  • Size: Available in various dimensions to fit your existing filtration systems seamlessly.
  • Pore Size: Customize the pore size to achieve precise filtration according to your metal casting specifications.
  • Shape: Whether you need cylindrical, square, or custom-shaped filters, we can accommodate your preferences.


Our foam filter finds applications across a wide range of foundry processes, including:

  • Gravity Casting: Enhance metal flow and remove impurities for flawless casting results.
  • Centrifugal Casting: Ensure uniform metal distribution and eliminate defects for high-quality castings.
  • Investment Casting: Achieve intricate detail and superior surface finish by filtering out unwanted particles.
  • Sand Casting: Improve mold filling and reduce casting defects for efficient production.
ceramic foam filter use

Contact Us for Tailored Solutions


Ready to elevate your foundry operations with our premium foam filter? Contact us today to discuss your requirements and discover how our customizable solutions can optimize your metal casting processes. Ensure impeccable casting quality and maximize productivity with our high-quality foam filters.

Send Your Inquiry Now
Quick Quote