ʻO ke ākea ākea o ka wili pellet make i hoʻohana ʻia no ka lāʻau pellet mea ma waena o 5.0-18.0mm, a ʻo ka lōʻihi-aperture ratio, a i ʻole compression ratio, aia ma waena o 1:4-1:10.
Hoʻoholo ʻia ka lākiō hoʻopiʻi o ke apo make no ka mīkini pellet lāʻau e like me ka mea maka.ʻOkoʻa ka lakio hoʻopiʻi o nā mea maka, ʻoi aku ka paʻakikī o nā mea maka, ʻoi aku ka liʻiliʻi o ka compression ratio;ka fluffier maka mea, ka nui compression ratio .ʻO ia hoʻi, ka fluffier maka mea i oi maʻalahi ke kaomi a me ke kinona, ka fluffier maka mea loaʻa hou fiber, loaʻa i ka nui fiber mea maʻalahi e hana kino.