Detailed Product Description Antistatic filter felt for air filtrationDescription: Filter fabrics blended with stainless steel fibre / ... aramid, acrylic, P84, PPS, PTFE and all compoundneedle punched filter felt2) Surface treatment: anti static, heat set, singed, ... calendered3) Chemical treatment: a) -3 oil and water repellent treatmentb) -6 with stickiness resistant treatmentc) -11 PTFE ...