... life 2.High filtration effection 3.Low price and good quality 4.Material:polyester 5.ISO9001 certificate 100% polyester screen printing ... 8"10.6mm x 10.6mm19,20,21,221/2" x 1/2"12.7mm x 12.7mm16,17,18,19,20 ... +/-315.0Usage:polyester screen printing fabric are widely used in textile printing, plate making printing, electronic printing, ceramics, glass, stained paper printing, label plate, advertising, ...