| 摘要 |
PURPOSE:To satinize a cylindrical side face simply during transferring the cylindrical container of a thermoplastic synthetic resin continuously, by holding and rotating said cylindrical container between the heated roller having the rough surface of a satin finish and the holding rollers. CONSTITUTION:By holding and rotating the cylindrical container 4 formed from a thermoplastic synthetic resin between the heating roller 1 of which the surface made from a silicone, etc. is roughened like a satin finish and the holding rollers 3, 3, the entire cylindrical side face of said cylindrical container 4 is press contacted to the roughened surface of the heating roller 1 and the cylindrical side face of said cylindrical container 4 is somewhat melted and satinized. EFFECT:To improve the efficiency of a satinizing treatment. |
