| 摘要 |
<p>Method of producing a preform for thermoformed containers, which takes the form of a token. The method includes the following steps: producing the lower part ( 3 ) of the token, this step including the extrusion of a cylindrical bar ( 2 ) and the cutting of the bar ( 2 ) into disks ( 3 ); producing the upper part ( 6 ) of the token; and assembling the two parts by heat sealing.</p> |
