-Kufa kwa mphete ya Pellet kumapangidwa ndi X46Cr13 yapamwamba kwambiri (chitsulo chosapanga dzimbiri), kapena 20CrMnTi (chitsulo cha alloy).
-Mphepete wa pellet umakhala ndi zokolola zambiri ndipo umatulutsa ma pellets owoneka bwino, olimba kwambiri.
-Mphepete mwa mpheteyo imakhala ndi mphamvu zokhazikika bwino, dzimbiri bwino komanso kukana mphamvu.