10 5月 Aluminium 7075 Ceramic Foam Filters For Casting
Aluminium 7075 Ceramic Foam Filters For Casting is basically divided into 6 pore sizes: 10PPI, 15PPI, 20PPI, 25PPI, 30PPI, and 40PPI. The larger the number, the smaller the aperture. But in actual practice, the four types of 10PPI 20PPI 30PP 40PPI can meet the needs...