Nga ca kuti icifulo cipya ica kupangapo ifya kulya nelyo icifulo ca kale ica fakitare cibomfiwa ku kwalula umutande wa fya kulya ifya kubalilapo, ilyo mulesala umuti wa kupaapaata, pa kubala tontonkanyeni pa musango wa iko no kulungatika, no kusanga ifipe fya kulinganisha ukulingana ne fyo bapanga; maka maka ilyo fakitare ya kale yakuulwa cipya cipya, na kabili calicindama ukutontonkanya Nga ca kuti amaka ya kupanga ifya kulya fya kubalilapo, ifya kuumishishamo, no kutonsha kuti fyasuminisha ukubomba kwalinga ukwa mashini ipya{1{1}}
For feed processing, the good expansion effect of the twin-screw extruder directly affects the pellet forming rate to over 99%. It is generally considered that the requirements for qualified expanded feed produced by the twin-screw extruder are: particle pulverization rate less than 1%, particle floating rate (Sinking rate) up to 100%, the formed particles are uniform in size, uniform in color and have good water resistance; ifya kulya ifileya fisungilwe mu menshi pa maawala 10, kabili umusango wa kusansabika ulasungwa mu menshi pa maawala 3 ukwabula ukupona[8}}
Iciputulwa ca mapasa ica misango yalekanalekana balikwata ubumi bwapusanapusana ubwa mulimo pa mulandu wa mibele yalekanalekana iya mipangilwe ne fintu ifibomfiwacitile{11 {11 {11) Eico, ilyo mulesala ifya kufwala ifya pa mapasa, ukubika amano kwa pa lwakwe kulingile ukupeelwa nga ca kuti umusango wa mipangilwe walilinga, kabili ukubika amano kuli ku kufwala kwa kufwala kwa fiputulwa fya kufwala kabili nga ca kuti ukufwala kwa cipe kuti kwapimikwadi.