We are Tiantai South-west Filter-cloth Fac, located in Zhejiang, China. We produce and sell Polyvinyl Alcohol Filter cloth: Application: Function: filtration Features: 1. Great alcohol resistance 2. Bad acid resistance 3. Good abrasion resistance 4. Working temperature: less than 100 centidegree Specs: Weave: plain/twill Weight: 360-580 g/m2 Thickness: 0.7-0.95 mm Elongation: 15%-25% Air permeability: 15-50 L/m2/s Breaking strength: 1500-2600 N/5*20cm Thanks for kind attention to the message.