Seal and integrity verification checklist
Packaging Supply
https://globewhim.com/guides/plastic-seal-strength-integrity/

[ ] Material layers / sealing faces / bag revision:

[ ] Factory-made seams / customer-made final seal:

[ ] Equipment type / controlled sealing conditions:

[ ] Temperature setting / contact time / pressure setting:

[ ] Cooling and force before cooling / hot tack need:

[ ] Method and edition / specimen width / grip and support:

[ ] Sampling positions / speed / specimen state:

[ ] Force and failure mode / peel-open requirement:

[ ] Leak method / nonporous or porous material / detection limits:

[ ] Filled or empty sample / contamination and folds considered:

[ ] Tested stage / unresolved stages / report and change owner:

Mark unresolved items as “to confirm”. This checklist supports a supplier discussion and does not establish supply, engineering approval or a quotation.