| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a bushing for glass fiber capable of uniformize a diameter of each drawn filament. SOLUTION: The bushing 20 for glass fiber is provided with a plurality of outlets 22a drawing out a molten glass on a bottom face 20b, the diameter of the outlets 22a becomes gradually large towards a peripheral part (dotted line D) from a central part (dotted line A) of the bottom face 20b.</p> |
