Product features: the high-performance silicon-free synthetic anti-fracture composition; multi-use step by step encryption technology; comply with European DIN53438-F1 and American UL900-Class2, fire classification standards; resistant to moisture, and can be up to 100% relative humidity, moisture sex; temperature reached 100 ℃; widely used in plate filters and bag filters; may be sliced, rolled supply. Uses: Suitable for coarse dust filter, air filtration system pre-filter; suitable for a variety of industrial uses, such as pollution prevention, air conditioning, industrial gas, etc.; especially suitable for painting systems, paint shop and pre-filtration.