Silicon Carbide Ceramic Foam Filter – Casting Solution

Are you in search of a reliable and high-quality filter for your casting needs? Look no further than the silicon carbide ceramic foam filter from SEFU CERAMIC. Our products offer optimal molten metal filtration solutions for various cast iron and alloys, improving the casting quality while lowering the reject ratio.

With a maximum operating temperature of 1550°C, our silicon carbide ceramic foam filters can withstand even the most extreme casting conditions.
We offer PPI (pores per inch) options from 10 to 50, enabling our customers to find the perfect fit for their specific needs.

Whatever your filtration needs may be, we can provide a solution tailored for you. Our products are customizable to any size, and we have the experience and expertise to produce filters that are optimized for your specific requirements.

silicon carbide ceramic foam
Chemical  Composition SIC/ Al2O3/SIO2
Porosity(%) 80~90%
Application Temperature Max.1500°C
Compression Strength(Mpa) ≥1.0
Thermal Shock Resistance 1100°C—room temperature 6 times
Bulk Density 0.4-0.5g/cm3
Tolerance of Dimensions -1.5-0.5mm

Silicon Carbide Ceramic Foam Uses

Our filters are designed to remove non-metallic impurities from the molten metal, reducing turbulence and improving both mechanical properties and casting yield.

Our filters are ideal for improving the quality of castings ranging from gray iron and nodular iron to steel and molybdenum iron.

use of silicon carbide ceramic filter
foam ceramic filter for casting


At SEFU CERAMIC, we are committed to providing only the highest quality products. Our filters are ISO 9001:2015 certified, and we take great pride in our ability to deliver consistent and reliable filtration solutions to our clients.

In addition to our silicon carbide ceramic foam filters, we also produce and supply other types of ceramic foam filters such as alumina and zirconia. We are confident that our products can meet your filtration needs, and we are always looking to work with customers in the casting and metallurgical industries.

If you’re interested in finding out more about our silicon carbide ceramic foam filters or any of our other products, please don’t hesitate to get in touch with us. We welcome all inquiries and are excited about the possibility of working with you to find the optimal filtration solution for your unique needs.

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