How to Measure a Zipper
Type of Zipper | Measurements |
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Closed-End Zipper (CE) | Length (L) – From the top edge of the Slider to the bottom edge of the Bottom Stop.Tape Ends (L1) – From the Top Stop to the tip of the Cut End.
Bottom Tape Extension (L2) – From the Bottom Stop to the tip of the notches of the Cut End. |
Zipper with Double Slider (Head to Head) | Length (L) – From the upper edge of one Bottom Stop to the lower edge of the other Bottom Stop.Tape Ends (L1) – From the upper Bottom Stop to the tip of the Cut End.
Bottom Tape Extension (L2) – From the edge of the Bottom Stop to the tip of the Cut End. |
Zipper with Double Slider (Back to Back) | Length (L) – From the upper edge of one Slider to the lower edge of the other Slider.Tape Ends (L1) – From the Top Stop to the tip of the Cut End.
Bottom Tape Extension (L2) – From the Bottom Stop to the tip of the Cut End. |
Open-Ended Zipper (OE) | Length (L) – From the upper edge of the Slider to the bottom edge of the Box.Tape Ends (L1) – From the Top Stop to the tip of the Cut End. |
Two-Way Zipper | Length (L) – From the upper edge of the Slider to the bottom edge of the Reinforce Tape.Tape Ends (L1) – From the Top Stop to the tip of the Cut End. |
Tolerance of Dimensions during Manufacturing
Product Dimensions | Maximum Tolerance allowed in Dimension Indication |
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Less than 30cm | ± 5mm |
30cm or more and less than 60cm | ± 10mm |
60cm or more and less than 100cm | ± 15mm |
100cm or more | 3% of dimension indicated |