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According to TheBottleGuide.com
What types of liners are used in plastic caps & closures?
Plastic bottle closures are have a variety liners that are used in a variety of everyday products. Here are a few of the most popular plastic closure liner materials and there common uses.
Linerless Closures - A closure that has been engineered to function in specific applications without the use of an additional liner.
Unlined Closures - A closure with no special sealing features and no liner.
F-217 - Coextruded LDPE/foamed PE/LDPE.
News and Aluminum foil (News/AF) - Newsboard/paper/aluminum foil lamination.
News and Solvseal (News/Solvseal) - PVdC/newsboard lamination. General purpose solvent-resistant liner.
Polyethylene (PE) - Solid extruded polyethylene.
Polyethylene cone (PE cone) - Cone-shaped solid polyethylene. Recommended for glass containers only.
Pulp and aluminum foil (P/AF) - Aluminum foil/paper/pulpboard lamination.
Pulp and polyester-aluminum foil (P/AFPET) - Polyester film applied to aluminum foil, poly bonded to natural Kraft paper and laminated to pulpboard.
Pulp and polyethylene coated paper (P/PE) - Polyethylene coated white paper laminated to pulpboard.
Pulp and polyvinyl lubricant film (P/RVTLF or PVLF) - Vinyl coating applied to high-density polyethylene coated white paper laminated to pulpboard, with LF over vinyl.
Pulp and Solvseal (PSolvseal) - PVdC/pulpboard lamination. General purpose solvent-resistant liner.
Pulp and TeflonŽ (P/Teflon) - .00s TeflonŽ /pulpboard.
Plastisol - Vinyl Chloride resin applied as a liquid and baked to a final form.
HS-035 - White-libned pulpboard wax bonded to innerseal consisting of paperbacked .00035 aluminum foil with .0023 heat seal coating.
PS-22 - Pressure-sensitive adhesive, coated on polystyrene foam.
Plastic Bottles - Glass Bottles - TheBottleGuide.com
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