Q:What are the features of Polypropylene needle felt ?
A:PP needle punched filter felt filter bag . It has some advantages in addition to ordinary filter needle felt , the result of polypropylene having more excellent than polyester fiber acid , alkaline and low softening point , so polypropylene needle felt filter bag generally used in flue gas temperature below 100 ℃ and acid , higher alkalinity occasion or acid , alkalinity larger liquid -solid separation . polypropylene needle felt filter dust bag generally used in 3D or 6D polypropylene staple fiber , with high-strength wire woven reinforcing fabric, reinforced by acupuncture and calendering , heat setting and other treatment process made . PP needle punched filter felt filter bag is mainly used for liquid-solid separation metallurgy , mining, petroleum, chemicals, chemical fiber , medicine, food and other industries.