Mengapa kepala resliting sulit/berat saat ditarik?
Check that there is no special process such as turning out the bag that creates high pressure on the slider pushing the slider against the bottom end of the opening. Check that there is sufficient clearance to allow the slider to run smoothly without rubbing against the fabric / leather of the item or the […]
Mengapa kepala resliting tidak bisa menutup rel resliting?
Periksa apakah kepala resliting dan rel diproduksi oleh pembuat yang sama dan apakah ukurannya cocok atau tidak.
Mengapa resliting melengkung / menggelembung sesudah dijahitkan pada produk?
Spiral / coil zips have an S twist and Z twist in the teeth creating a ‘smile’ or ‘frown’ appearance when the teeth are joined. The left and right teeth should be both in the same direction/condition. If this is not the problem, check the sewing tension is equal on both sides of the zip.