... resistance against acid, alkali, heat and corrosion;l Higher wear resistance, long service life. Size According to ... , food, pharmeceuticals, glass, printing and machine making industries;l Heat treament, drying, cooling, refrigerating, cleaning, dehydration, ... handling, steaming, filtering, sludge draining, printing, etc.l Used in sintering furnace, annealing furnace, continuous tunnle furnace ...