BOPP bag sealing tape is made of BOPP liner , Oiled based glue ,water based glue,and pet liner
HDPE bag sealing tape is made of HDPE liner ,Oiled based glue ,water based glue,and pet liner.
So the different point it is on the liner BOPP or HDPE .
What’s the BOPP ?
BOPP is a popular label material made of plastic. It stands for Biaxially-Oriented (BO) Polypropylene (PP). Biaxially-oriented refers to the production process that stretches the film over two directions, making it stronger and more transparent.
What’s the HDPE?
High-density polyethylene (HDPE) or polyethylene high-density (PEHD) is a thermoplastic polymer produced from the monomer ethylene.
When the factory produce the BOPP (HDPE)bag with self-adhesive tape ,they need to use the hot knife to cut bag and the tape ,if bag and the liner of tape are same material , they will stick t