Disk Roll and Base Material Thereof

Abstract

A disk roll base material includes 25 to 50 wt % of ceramic wool, 5 to 30 wt % of kibushi clay, 2 to 20 wt % of bentonite, and 25 to 45 wt % of a filler selected from alumina, wollastonite and calcined kaolin clay.

1 . A disk roll base material comprising:
 25 to 50 wt % of ceramic wool,
 5 to 30 wt % of kibushi clay, 
 2 to 20 wt % of bentonite, and 
   25 to 45 wt % of a filler selected from alumina, wollastonite and calcined kaolin clay.   
     
     
         2 . The disk roll base material according to  claim 1 , wherein the ceramic wool comprises 40 to 99 wt % of alumina, and 60 to 1 wt % of silica. 
     
     
         3 . The disk roll base material according to  claim 2 , wherein the ceramic wool comprises 70 to 80 wt % of alumina, and 30 to 20 wt % of silica. 
     
     
         4 . The disk roll base material according to  claim 1 , wherein the filler is alumina. 
     
     
         5 . The disk roll base material according to  claim 1 , wherein the filler is wollastonite. 
     
     
         6 . The disk roll base material according to  claim 1 , wherein the filler is calcined kaolin clay. 
     
     
         7 . The disk roll base material according to  claim 1 , further comprising pulp and starch. 
     
     
         8 . The disk roll base material according to  claim 7 , comprising 6 to 10 wt % of the pulp. 
     
     
         9 . The disk roll base material according to  claim 7 , comprising 1 to 4 wt % of the starch. 
     
     
         10 . A disk roll comprising the disk roll base material according to  claim 1 . 
     
     
         11 . A method of producing glass comprising:
 transferring molten glass using the disk roll according to  claim 10 , and   cooling the molten glass.