| US 7,507,194 B2 | ||
| Pulling roll material for manufacture of sheet glass | ||
| Dean Veral Neubauer, Horseheads, N.Y. (US); and Maurice Lacasse, Stoke (Canada) | ||
| Assigned to Corning Incorporated, Corning, N.Y. (US) | ||
| Filed on Jan. 19, 2007, as Appl. No. 11/655,478. | ||
| Prior Publication US 2008/0120995 A1, May 29, 2008 | ||
| Int. Cl. F16C 13/00 (2006.01); B21K 13/00 (2006.01) | ||
| U.S. Cl. 492—40 [492/50; 492/52; 492/53; 29/895.21; 29/895.22; 29/895.3] | 11 Claims |
| 1. A pulling roll for glass manufacture comprising at least one millboard piece, wherein the at least one millboard piece
comprises:
a. from about 5 to about 30 parts by weight aluminosilicate refractory fiber;
b. from about 10 to about 30 parts by weight silicate;
c. from about 5 to about 25 parts by weight mica; and
d. from about 10 to about 35 parts by weight kaolin clay;
wherein the combination of a, b, c, and d comprises at least 85 weight percent of the millboard piece.
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