What's the advantages of newest open-end zipper injection machines?
It's already more than 3 years since the first time we produced the newest open-end zipper injection machine production line. But still, not so many customers understand why we produce such line and why it can help to improve capacity compared to the traditional production line. Traditional open-end zipper injection line steps: gapping → film welding → hole punching → slider mounting on single side zipper → pin-box and top stop injection (with slider)
2024.03.20