The metal airtight zipper is a special product used in advanced fields. It has a slider that joins the inner teeth of two strips, and the outer teeth press the tape tightly to make it fully waterproof & airtight.

Product description
The metal airtight zipper is a special product used in advanced fields. It has a slider that joins the inner teeth of two strips, and the outer teeth press the tape tightly to make it fully airtight. This keeps out liquids, air, gas, steam, and dust while staying easy to use and flexible. The metal airtight zipper is one of our top-selling items and is used worldwide.
We can make airproof zippers in any custom length, with closed-end or open-end options. Our latest design includes inner and outer pullers for closed-end airtight zippers.
Product Information:
Custom Order Length: Ranges from 20cm to 500cm
Zipper Color: Black
Teeth Width: 7.0 MM
Overall Zipper Width: 70.0 MM
Teeth Material: Cupronickel
Tape Material: Chloroprene (Neoprene)
Zipper Attributes: 100% airtight and waterproof, maintains air pressure above 100KPA
Assembly Method: Compatible with sewing and seam sealing, or gluing
Product Technology:
Lateral chain breaking strength: ≥ 350N/in
Composite slider and pull strength: ≥ 450N
Top stop deflection load: ≥ 175N
Fastener pressure rating: ≥ 100Kpa
Slider operational force: < 55N
Slider docking/separation force: < 75N
Reciprocation durability: ≥ 500 cycles
Weight: 220g per piece (based on 100CM length)
8TZ CR Metal airtight zippers are waterproof zippers for diving suits, dry suits, chemical protective suits, immersion suits, marine products, etc.
Style: Close Ends
8 TZ CR airtight zipper in close ends
Style: Open Ends
8 TZ CR airtight zipper in open ends
Style: both ends separated
8 TZ CR Airtight zipper both ends separated
Airtight zipper styles and Applications
8 TZ CR airtight zippers with difference styles and customized order length: close end, open end,
- Close End used for dry suit, diving suit, chemical protective suit etc.
- Open End used for immersion suit.
8 TZ CR Airtight Zipper Details
zippe details
How long will it take to complete your order?
lead time about 3-25 working days depends on order QTY
Can I make order samples?
We can accept custom order length samples
Main Applications
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How can we help
If you need any helps, please feel free to contact us.
Call us
(86) -13512489378
sale@kinzip.com








