Heat Sealing Bands - Weld Seam Table #1:
Form / Profile |
Style |
Notes: |
 |
Flat band |
Possible weakening of the heat seal seam edge with zipper failure. |
 |
Chamfered band |
Minimal weakening of the heat seal seam edge. |
 |
Reflex / Hollow band |
Minimal weakening of the heat seal seam edge. |
 |
Double seam band |
Double seal, ideal for liquids. |