Quality polypropylene material ?? ?? re long Silkwood (g / m2) 370 ?? degrees thickness (mm) 0.7 through? Gas? Quantity (10-3m3 / m2.S) 350 Breaking Strength (N / 5 × 20cm) by 2400 1900 weft elongation at break (%) by 45 latitude 30 continuous use temperature at 90 ℃ temperature of 100 ℃ characteristic moment: acid, alkali resistance. Twill structure, good permeability. Clogging, good dimensional stability and chemical stability. Uses: The product is mainly used for vacuum disc filter is widely used in mineral processing, petroleum, chemical, metallurgy and other industries.