what kinds of sewing thread is used for high temperature filter bags？

what kinds of sewing thread is used for high temperature filter bags？

High temperature filter bags include nomex, pps, fiberglass, p84, ptfe felt filter bags.

And most of high temperature filter bags are sewn.

To sew high temperature filter bags automatically, ptfe sewing thread is the best choice.

Shanghai Filterworkshop Co., Ltd (Shanghai Indro Industry Co., Ltd) is one high temperature filter bags thread supplier, who is making and supplying ptfe sewing thread, 1250D(1200D), 1450D(1500D) ptfe sewing thread.