Dear all of concer
I would like to explain the result sample not pass QC incoming as below
- Bonding strength not pass “ STD. (>500 gf/25mm)” because layer of LL/PE easy to separate Normally QC incoming test layer of Ny/LDPE
- Seal strength of film between PE/PE not pass STD (>6000gf/15mm) because layer of film LDPE not strong
STD. of bonding strength and seal strength of film was from tested sample since year 2010 and 2013
Any way if you're not sure with specification of QC incoming should be send film sample to customer for test and confirm new spec.
Pornphan S.