Usually, we recommend customers to use 150D/3 or 210D/3 (filament polyester thread) as top thread and 40s/2 (spun polyester thread) or 210D/2 (filament polyester thread) as under thread.
details see the table below:
Item | Standard | Diameter | Gross weight | Net weight | Length | |
Filament Polyester Thread | (Top) | 150D/3 | 0.29mm | 500g | 440g | 8000m |
1000g | 900g | 16200m | ||||
210D/2 | 0.25mm | 500g | 440g | 8200m | ||
1000g | 900g | 16700m | ||||
210D/3 | 0.32mm | 500g | 440g | 6000m | ||
1000g | 900g | 12300m | ||||
Spun polyester thread | (Under) | 40S/2 | 0.18mm | 500g | 450g | 13500m |
350g | 300g | 9000m | ||||
40S/3 | 0.22mm | 350g | 300g | 6000m | ||
polyester cotton thread | (Tape edge thread) | 20S/2 | 0.38mm | 350g | 300g | 4800m |
20S/3 | 0.52mm | 350g | 300g | 3300m |