... 70~80dB Product Name: Pure Stainless Steel Fiber YarnMain components: 100% stainless steel (316L) Fiber Thickness:8μm & 12μmYarn Count ... 2Nm ~ 30NmProduct Description: Pure stainless steel fiber yarn contented of 100% 316L stainless steel fibers processed through the spinning, there ... , Noise Control, anti-ultraviolet, filterable, etc, stainless steel fiber yarn can be woven into all kinds of plain, ...