Silicon Carbide Crucibles: High-Temperature Stability for Demanding Thermal Processes si3n4 material
1. Material Fundamentals and Structural Feature 1.1 Crystal Chemistry and Polymorphism (Silicon Carbide Crucibles) Silicon carbide (SiC) is a covalent ceramic composed of silicon and carbon atoms set up in a tetrahedral lattice, developing among the most thermally and chemically robust materials recognized. It exists in over 250 polytypic types, with the 3C (cubic), 4H,…