... oxide.300-550PP,PA,ABS+ ferrous powdersulphuric powderceramic powder400-600Functional machine pelletsPP,PA,ABS,PBT, etc+ anti-burning agent and ... 350PE+ fog-preventing dipperstabilizerdual-prevention machine pellets250-350PE,EVA=ABS etc+ carbon blackblack machine pellets220-320Colored machine pelletsPE,PP,ABS,AS,PA ... T/A³=4.6. 2) L/D = 44:1 3) Blocking screw 4) The screw core shaft is made of 40CrNiMoA ...