Polypropylene is used in packagings in many forms.
One of them is film. Polypropylene films can be divided
into two groups: oriented (BOPP - stretched during production
in two opposite directions) and nonoriented, the
so called CAST (CPP). While oriented films are already
pretty well known and widely applied, CAST films still have
to win their place on the market.
CAST polypropylene film is
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