Guizhou New Material Co., Ltd (GZNM) is one of China's professional manufacturers of silicon carbide powders and porous ceramic materials. In 1994, it got high-tech enterprise certification from Ministry of Science and Technology of the People's Republic of China.
Due to its long-term R&D activity in advanced ceramic materials, GZNM has significant engineering experiences and expertise in this field, as well as long-range research cooperation with famous universities and institutes of China, such as Tsinghua University, Shanghai Institute of Ceramic Chinese Academy of Science etc. All these enabled the company to fulfill the national high-tech R&D program "Development of key technologies for silicon carbide ceramic foam preparation" sponsored by Ministry of Science and Technology of the People's Republic of China.
Since the dawn of the 21st century, GZNM has been expanding its technologies and products to a variety of application fields. Today, its products and technologies have been widely utilized in automobile part, aerospace structure material, advanced energy source, environment protection and military industries
GZNM has set up a manufacturing line with a capacity of 20 million pieces per year of ceramic foam filters used in molten metal filtration. And presently, another product line with a capacity up to 50 million pieces per year of ceramic foam filters is under construction to provide worldwide customers with convenient service and high quality products.
PRODUCTS INFORMATION ：
GUIZHOU NEW MATERIALS MINERAL DEVELOPMENT CO., LTD, we make the ceramic foam filter are the reticulated ceramic structure. Following is the Applications of ceramic foam filter:
THE RETICULATED CERAMIC STRUCTURES OF GZNM CERAMIC FOAM FILTER MAKE THEM IDEAL FOR A MAJORITY OF CASTING AND NONFERROUS ALLOY APPLICATIONS, AND THERMAL STABILITY AND THERMAL SHOCK RESSISTANCE ALSO, MAKE THEM PARTICULARLY FIT FOR STEEL CAST.
Specification of ceramic foam filters: 
 RECTANGLE: 50x50x20; 75x75x15;75x75x20; 100x100x20 (mm)
 Round (diameter ): diam.40x15; 50x20; 60x20 (mm),and so on.
 Range of Mesh: 8ppi to 45ppi
TECHNICAL DATA OF CERAMIC FOAM FILTERS:
1. SILICON CARBIDE CERAMIC FOAM FILTERS:
UNIT POROSITY (percentage): 80 to 90 
DENSITY (g per cm3):    1.0
Approximate use temperature (Degree Centigrade): 1500. 
Normal temperature bending strength (Mpa): 0.8 to 1.0 Mpa
Thermal shock resistance (in 1110 degree centigrade ): above 6 times  
2. ZIRCONIUM OXIDE CERAMIC FOAM FILTERS
UNIT POROSITY(percentage ): 80 90
DENSITY (g per cm3):    1.0
Approximate use temperature (degree centigrade): 1700 degree centigrade.
Normal temperature bending strength (Mpa): 0.8 to 1.0 Mpa
Thermal shock resistance (in 1110 degree centigrade): above 7 time
WE CAN DESIGNS AND MANUFACTURES THE CERAMIC FILTER ACCORDING TO OUR CUSTOMER`S REQUIREMENT OF CASTING AND POURING.
Manufacture: GUIZHOU NEW MATERIAL MINERAL CO., LTD.
ADD: GUIYANG HIGH-NEW TECHNIQUE INDUSTRY DEVELOPMENT ZONE, GUIYANG CITY, GUIZHOU,CHINA.
TEL: +86 851 6317138
FAX: +86 851 6317892
E-mail: martchina./a/.163.com
URL / Website: www.gzxcl.com