I-Canadian Standard Freeness Tester isetyenziselwa ukumisela izinga lokuhluzwa kwamanzi okunqunyanyiswa kwamanzi kwi-pulp eyahlukeneyo, kwaye ibonakaliswe ngumbono wenkululeko (CSF) isetyenziswa kakhulu kwinkqubo yokucofa kushishino lokwenza iphepha, ukusekwa kobugcisa bokwenza iphepha kunye nezilingo ezahlukeneyo zokucofa kumaziko ophando lwenzululwazi.
Isetyenziselwa uvavanyo lobomi bentsimbi, ukubumba inaliti kunye neziphu zenayiloni phantsi komthwalo ochaziweyo kunye namaxesha okutsala
Isetyenziselwa ukuvavanya amandla okuqhawuka, ulwandiso ngexesha lokuphumla, umthwalo kubude obumiselweyo, ukunyuswa kumthwalo osisigxina, ukurhubuluza kunye nezinye iipropathi zefiber enye, ucingo lwentsimbi, iinwele, ifayibha yekhabhoni, njl.
Isetyenziselwa ukuvavanya ukupholisa kweepijama, ibhedi, ilaphu kunye nempahla yangaphantsi, kwaye inokulinganisa i-thermal conductivity.