... through the processes of breaking into pellets and screening to make the lump materials into pellet materials that meet ... 3 times thus reaching certain demands to pellet strength.Product—Screen-Undersize-Fresh Feed-Roller press- Overflow---CrusherSolids in ... , SSP, carnallite stone, phosphate rock, metal powder, fillers, feed additives, arsenic porphyry insects, nicotinic acid, nicotinic acid amine, ...