How to Make Invisible Long-chain Zipper
1-Process Flow Chart

2-Process Video
Youtube: https://www.youtube.com/watch?v=ZrLwYDCBDsk
3-Process Details
1. Produce Zipper Centre Cord
Step 1: Zipper Centre Cord Making
1-1 Machine: QLQ-CC16M Material: Yarn
Youtube: https://www.youtube.com/watch?v=sJn7U11aRPg
Please click the following photos for more details.
Step 2: Zipper Center Cord Rolling
Material: QLQ-CCRM Material: Centre Cord
Youtube: https://www.youtube.com/watch?v=snbPn8o92mk
Please click the following photos for more details.
2. Produce Zipper Tape
Step 3:Yarn Warping
Machine: QLQ-YWM Material: Various Low Elastic Yarn and Network Yarn
Youtube: https://www.youtube.com/watch?v=i6xNnUznOso
Please click the following photos for more details.
Step 4: Zipper Tape Production
Machine: QLQ-NLM Material: Various Low Elastic Yarn and Network Yarn
Youtube: https://www.youtube.com/watch?v=XSyW_TM9U1Y
Please click the following photos for more details.
3. Produce Long-chain Invisible Zipper
Step 5: Zipper Chain Coil Forming
Machine: QLQ-CFM-2 Material: Monofilament and Centre Cord
Youtube: https://www.youtube.com/watch?v=f944cIJinAM
Please click the following photos for more details.

Step 6: Zipper Sewing/Stitching
Machine:QLQ-NLSM Material: Sewing Thread
Youtube: https://www.youtube.com/watch?v=Rk6YLQgn8I4
Please click the following photos for more details.


Step 7: Zipper Ironing (with zipper divider)
Machine: QLQ-NIIM-2 Material: Invisible Long Chain
Youtube: https://www.youtube.com/watch?v=VeY2T3GvMmk
Please click the following photos for more details.

Step 9: Zipper Dyeing Bobbin Winding
Machine: QLQ-BWMD Material: Invisible Long-chain Zipper
Youtube: https://www.youtube.com/watch?v=xi7AuqMVA5g
Please click the following photos for more details.
Step 10: Zipper Dyeing
Machine: QLQ-ZDM Material: Nylon Long-chain Zipper
Youtube: https://www.youtube.com/watch?v=ur6Lrdv_PO8
Please click the following photos for more details.
Step 11: Zipper Ironing
Machine: QLQ-NIIM-2 Material: Invisible Long-chain Zipper
Youtube: https://www.youtube.com/watch?v=VeY2T3GvMmk
Please click the following photos for more details.



























