Airgrande offers high quality PTFE thread, it features uniformdistribution of diameter, low shrinkage, and stablestretchability.

PTFE sewing threads are made up of 3 PTFE round filaments. Thesefilaments are manufactured using the paste extrusion process andexhibit outstanding physical characteristics. Especially we cansupply threads with linear density of 1350dtex(1200D) and highcontinuous length of 7500 meters. Besides, other threads withvarious linear densities (1650dtex/1500D, 2000dtex/1800D and2650dtex/2400D) are also manufactured to enhance the stitchingpoints in the top and bottom of filter bags.