Ka anyị were na akụrụngwa bụ osisi osisi nwere oke mmiri. Akụkụ nhazi ndị dị mkpa dị ka ndị a:

1.Chipping osisi osisi

A na-eji chipper osisi gwerie log n'ime ibe osisi (3-6cm).

2.Milling osisi ibe

Igwe igwe hama na-egwepịa ibe osisi n'ime sawdust (n'okpuru 7mm).

3.Ihicha sawdust

Drerer na-eme ka ọdịnaya mmiri nke sawdust dị 10%-15%.

4.Pelletizing

Igwe mgbanaka pellet nke mgbanaka na-akụ sawdust n'ime pellets (dayameta 6-10mm).

5.Cooling pellets

Mgbe granulation gasịrị, okpomọkụ nke pellets dị oke elu, ya mere onye nlekota oyi na-ebelata okpomọkụ nke pellets na okpomọkụ nkịtị.

6.Packing pellets

Enwere igwe nkwakọ ngwaahịa ton na igwe akpa akpa kg.

Ndị dị iche iche nwere ihe dị iche iche chọrọ na ọnọdụ n'ezie, ya mere a ga-enwe ngwọta dị iche iche maka ndị mmadụ.