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JQJ Waterproof & Airtight Zipper
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| Waterproof & Airtight Zipper |
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Product Features |
| Special features: |
100% waterproof&airitght zipper |
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| Description: |
Size:NO.8
Teeth material: cupronickel
Tape material: neoprene
Item Unit Date
Width of zipper MM 7.0
Total width of zipper MM 70.0
Pulling intension of zipper N/IN minimum250
Strength of the top stop N minimum350
Strength of the bottom stop N minimum350
Airtight KPA minimum100
Dive depth M minimum10
Airtight after 200 times reciprocation KPA minimum90
Dive depth after 200 times reciprprocation M minimum9
Chain smooth N max55
Smooth of top and bottom stop N max75
Work temperature -30?-60?
Chemistry resist Work safely after 24 hours deep in 93# gas |
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