Ultrafilter’s alternative range for Atlas Copco elements  2001 – now

DD – FF: Retention rate 99,9999 % at 0,01 micron, residual oil content 0,05 ppm
PD – SMF: Retention rate 99,99999 % at 0,01 micron, residual oil content 0,01 ppm
QD – AK: Residual oil content 0,003 ppm (with SMF-prefilter)