Ceramic Ferrules Explained!
Ceramic Ferrules or Arc Shields: All TRU-WELD studs are supplied with ceramic ferrules designed for use with the particular fastener ordered. Ferrules are specially designed of ball clay and talc, an excellent material to withstand heat shock as well as reasonably high temperatures without melting or breaking. What does that mean? In a nutshell, the ceramic ferrule is designed to keep the molten weld material in place throughout the stud welding process, as well as allow the