Jan 18, 2004 #1 dheera Mechanical Joined Dec 16, 2002 Messages 2 Location IN Would like to know the coefficent of friction of coal on refractory material.
Jan 18, 2004 #2 imok2 Mechanical Joined Oct 21, 2003 Messages 1,311 Location US dheera This may be interesting reading for you: http://www.tech-db.ru/istc/db/pra.nsf/we/1148 Upvote 0 Downvote