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Curve zipper

specification:Technical specifications of 8# “U” airtight zipper

Testing item Enterprise Standard
Slider fastener breadth 80mm
Chain width 7mm
Chain tension strength Minimum: 400N/in
Slider action docking Minimum: 175N
Slider block break strength Minimum: 450N
Airproof performance test Minimum: 200Kpa
Slider action closing Maximum:75N
Slip strength Maximum: 55N
Reciprocating times Minimum: 300times

Note:

1) The chain tension strength testing method is to select a section of the zipper not less than 60mm and nip 25mm from the section. The distance from top to chain element should not exceed 10mm and the slide velocity should be 110mm/min.
2) Reciprocating tests require the zipper length within 1.0m and slide velocity within 10-15m/min.
3) Please specify your special requirements for usage when ordering the products.

Specifications
Curve zipper1
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