... bag material: PP, PE, PPS, P84, PTFE, Glass fiber, Antistatic; Antistatic , PTFE, Fiber glass cement (asphalt ) plant vacuum ... s application. 1. Vacuum cleaner fabric dust bag : PTFE dust collector filter bag Specification : ItemPTFE needle felt ... temperature240°CPeak temperature260°CFinishingPTFE impregnation,Laminating, coating 3. Cement industry bag filters : PTFE needle felt dust bag application : ...