Technika łączenia tworzyw sztucznych przez spawanie lub zgrzewanie znana jest od niedawna. Pierwsze metody opracowano w 1937 r. Dotyczyły one spawania tworzyw termoplastycznych (kopolimerów chlorku winylidenu i twardego PCW) za pomocą gorących gazów.
Paliwa w ofercie firmy ARON
Metodę spawania polietylenu opracowano wkrótce po jego wynalezieniu, tj. w 1942 r. Wykaz tworzyw sztucznych, które można łączyć przez spawanie lub zgrzewanie, umieszczano w tabl I.
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