Product Name: Water&Oil Repellent Polyester Filter Bag Model NO.: 150x3000 Cartridge Installation: Vertical Lifting Filter Bag Environment: High-Temperature Filter Bag Sectional Shape: Round Bag Filtration Grade: Medium Filter Usage: Dust Filter Type: Pocket Filter Filter Bag Filter: The Filter Type Cartridge Filter: Non-Woven Polyester Fiber Medium Material: Polyester Material: Polyester Trademark: xie chang Transport Package: Carton Box Origin: China Product Description 1.The material of the dust collector filter bag: (1) 100% POLYESTER WATER & OIL REPELLENT FINISH (2) ANTI-STATIC POLYESTER (3) 100% POLYPROPYLENE (4) HOMOPOLYMER ACRYLIC (5) NOMEX (ARAMID) (6) RYTON (PPS) (7) P-84 (POLYIMIDE) (8) GLASSFIBER2.Our company imported from Japan the three-needle and six-thread sewing unit that produces duster bags specially and can process bags f different shapes to the users requirement including round, trapezoidal, flat and profiled filter bag.3.We can provide two different kinds of the filter bags, one isexternal filter bag, the other one isinternal filter bag.We can meet the different requirment of media and type!