| 摘要 |
PURPOSE:To protect a non-woven cloth from cutting in the method of controlling the varnish adhering amount between squeeze rolls rotating reversely to the forwaring direction through the non-woven cloth. CONSTITUTION:A glass non-woven cloth base 2 is impregnated with varnish, and a clearance between squeeze rolls 1 is so adjusted as to be brought into contact with the adhered varnish 5 and not to be brought into contact with the glass non-woven base 2 and the glass non-woven cloth base is passed through between the squeeze rolls 1 rotating reversely to the forwarding direction of the base. |
