1.name:ptfe fine powder 2.packing:25kg/barrel 3.for process:paste extrusion 4.brand:dongyue No.ItemPTFE resin powder DF-2021Smoothness ... sheet surface,fiber is average,no gravel and metalic powder,even sheet texture≤1 for mechanical impurity (≥0.5mm)or organic impurity ... and unsintered tape,thin wall rod etc.16Packing,Storage,Transportation 1,PTFE is packed in double layer PVC bags and in ...