... good wear risistance,long life HV>1000,no damage to paper Immuned to temperature,moisture “Mt.Fuji”Roller Features: 1. Wildly ... azotized surface technology, no abrading to roller in long time working, long life.6. Step-down maintenance repairs charge,boost whole machine ... machine, Fax, Copy machine...etc.We can design according to the requirements of customers and produce various specifications of the ...