We are Tiantai South-west Filter-cloth Fac, located in Zhejiang, China. We produce and sell Dust Collector Bag: Application: chemical industry, mining industry, flour mill, steel industry, etc. Function: industrial dust collection Features: 1. It reaches dust collection effect of 98.99% 2. Very good air permeability makes great dedusting efficiency. 3. Skillful workers make excellent work in sewing / welding to make sure the best dedusting effect. 4. Several kinds of materials for choice according to special working temperature requirement, like PP, PET, nylon, Nomex, P84, PPS, Glassfiber, etc. Thanks for kind attention to the message.