OPA/LDPE film Grammage Testing Procedure
The OPA/LDPE foil is LDPE (Low-density polyethylene) laminated with an OPA (orientated polyamide) layer. It is two types printed and unprinted the printing text matter is on the OPA layer […]
The OPA/LDPE foil is LDPE (Low-density polyethylene) laminated with an OPA (orientated polyamide) layer. It is two types printed and unprinted the printing text matter is on the OPA layer […]