The product
What is going to be packed?
Product type determines material grade, required seal strength and food-contact compliance. A granular spice and a wet-pack pet food ask different things of the same profile.
Zipper profiles by Crystal Containers
Zipper profiles are essential components in flexible packaging, designed to provide secure, reusable sealing for pouches — maintaining freshness, preventing spillage, and enhancing consumer convenience.
What it is
A zipper profile is an extruded plastic sealing component integrated into flexible packaging pouches, enabling resealable opening and closing.
If your packaging loses freshness after opening, faces leakage issues, or lacks resealability, zipper profiles provide a reliable solution. Integrated directly into pouch structures, they allow multiple open-close cycles without compromising seal strength.
Technical data
Profiles are made to order. Width, thickness and closure format are calibrated to your pouch format and sealing machine.
Representative cross-sections
CPE 10Z
Single-track press-to-close
CPE 11SZ
Slider-compatible track
CPE 22PZ
Double-track profile
CPP 12Z
PP press-to-close
Profiles are made to order — send your pouch format and fill method.
Performance
Every specification is validated against field conditions rather than laboratory ideals. Here is what that means once the pack is filled, shipped and opened.
Seal strength holds under load, protecting the product through filling and transit.
Profiles support repeated opening and closing without losing snap or deforming.
Tight track tolerances stop spillage and migration of powders and liquids.
Works across stand-up, flat, gusseted and hanger pouches, press-to-close or slider.
Resealability lifts perceived quality, cuts waste and supports premium positioning.
Selection guide
Five answers let our technical team recommend the correct material, geometry and integration method — at no cost.
Avoid
The zipper profile cannot be specified separately from pouch design, fill method and machine capability. These four errors raise failure rates, returns and rework costs, and each is avoidable with the right supplier guidance.
A profile chosen below the load deforms and stops closing cleanly.
Tracks set off the seam seal unevenly and trap air pockets.
A slider track needs matching geometry; press-to-close needs room for fingers.
Daily opening demands far more cycle life than a single-use pack.
Applications
Zipper profiles in use across high-volume packaging sectors in India and export markets.
Snacks, cereals, frozen food, rice, spice blends, nuts and dried fruit.
Detergent sachets, wipes, hygiene products and refill pouches.
Device packaging, tablet sachets and sterile component pouches.
Wet and dry pet food, treats and supplements opened many times a day.
Chocolate, candy, biscuits and gummies where aroma retention matters.
Art supply packs, craft materials and small-part organisational pouches.
Compatibility
All formats available in LDPE, LLDPE and PP. Custom dimensions available after consultation.
Every standard format
Profiles are supplied on spools ready to feed straight into your pouch-making line, across every format below.
Why Crystal Containers
A Mumbai flexible packaging manufacturer supplying zipper profiles to converters, brand owners and packaging manufacturers across India and export markets.
Across India: Pan-India supply with Mumbai origin logistics · Export markets: Middle East, South-East Asia and Africa
Frequently asked questions
Pricing depends on material, thickness and order volume. Send your specification and we will quote against it.
50,000 meters.
Yes. Width, thickness and closure format are made to your requirement.
Yes, with proper integration into the pouch structure.
15–25 days from confirmation of order.
They support the pouch barrier but are not a standalone barrier component.
Food, FMCG, pet food and retail packaging, among others.
Enquire
Send your product details and we will respond with a specification recommendation and commercial quotation. Bulk orders only.
Phone
+91 90049 58455Works
405-408, Acme Industrial Park, Off I. B. Patel Road, Goregaon (East), Mumbai – 400 063, India