Pure PTFE packing AIFLON 2300L Pure PTFE packing with special lubrcation,designed for dynamic.PA 2300 and PA 2300L both are economical packing.(Pmax: 200bsr:Vmax:5m/s:D:1.2g/cm3) PA 2302 Pure EPFE Packing(Free oil) Application:Designed for valves and low & medium shaft speed applications under medial pressure in food processong,pharmaceuticals,paper mils,fibre plants where high purity and corrosion resistance is required.