IFJ_5_2024_nonwovens_Gore Ken Norberg December 3, 2024 5 Views Gore low-emission filter bags have a PTFE-based seam tape that makes it virtually impossible for dust to leak through the stitch holes. Photo courtesy of Gore Gore low-emission filter bags have a PTFE-based seam tape that makes it virtually impossible for dust to leak through the stitch holes. Photo courtesy of Gore