1, spec :2.5D x 51 mm 2, semi-dull 3,color:off white 4,contend:100% nylon pa 6 5,packing:bale ... packing nylon fiber (pa 6) 2.5D X 51mm is widely used in ... special textile industry. our product detail specifications are : 1, thickness: 2.5D2,cutting length: 51 mm3,color:off white4,type: pa ... .10,production capacity: 600ton /month . nylon staple fiber pa 6