Add: Guanting Industrial Park, Cangzhou City, Hebei, China
Alumina Ceramic Filter for Molten Metal FiltrationAlumina Ceramic Filter is mainly applied to the aluminum and aluminum alloy filter purification process of continuous casting, half-continuous casting, gravity casting, and low-pressure casting, It is also used for other non-ferrous metal precision casting, high-temperature gas filters, sound absorbing material, and catalysis carrier, etc.
| Chemical Composition | Al2O3,SiO2 |
| Porosity (%) | 80-90% |
| Application Temperature | Max.1100°C |
| Compression Strength (Mpa) | ≥0.8 |
| Thermal Shock Resistance | 1100°C-room temperature 6 times |
| Bulk Density | 0.35-0.45g/cm3 |








Specification of Ceramic Foam Filters
| Specification(inch) | Filter Size(mm) | Remark |
| 7 inches | 178*178*50 | 10-30ppi continuous casting and rolling of aluminum alloy bars. 30-50ppi semi-continuous casting. 40-50ppi for high-quality aluminum profiles and plates. 50-60ppi for double zero wave continuous casting and rolling |
| 9 inches | 228*228*50 | |
| 12 inches | 305*305*50 | |
| 15 inches | 381*381*50 | |
| 17 inches | 432*432*50 | |
| 20 inches | 508*508*50 | |
| 23 inches | 584*584*50 | |
| 26 inches | 660*660*50 |













Q: Are you Factory?
A: Definitely, we are a factory. Welcome to visit us!
Q: What Parameters should I provide to you for a proper quotation?
A: Application, pore size, dimension, color, quantity, packing requirements, trade terms.
Q: How can you control your quality?
A: We have a complete QC system for the chemical composition and physical properties of each production processing. After production, all the goods will be tested, and we have the quality certificates with ISO9001.
Q: What is your lead time?
It usually takes about 15- 20 days after receiving the PO.
Q: Do you provide Samples?
A: Yes, our factory provides samples for testing, pls send detailed parameters to us. (if customized, withdrawing is best) The samples will be charged or free according to the specific requirements.
Q: What are the Payment Terms?
A: We accept T/T, L/C, West Union, etc.
Q: How can I get samples?
A: We are honored to offer you the samples.
Q: What about your Packing?
A: We provide carton boxes, pallets, etc. OEM packing is available too.
Q: Do you have R&D services?
A: We have an R&D department to assist you in developing new products.
Q: Does your company accept customization?
A: We accept OEM service.
Q: Can we visit your company?
A: Yes, you are welcome to visit our company.















