Many customers who consulted our factory about sawdust briquettes extruder machine do not know the working materials of the machine. They don’t understand why a simple extruder can squeeze sawdust into briquettes. Our Shuliy factory summarized the following two knowledge points, hoping to help users who are engaged in the sawdust briquettes business.

mashine mpya za briquette za machujo ya mbao
mashine mpya za briquette za machujo ya mbao

The forming principle of biomass briquettes

Majani mengi ya mazao, matawi, na mimea yana kiasi kikubwa cha lignin na selulosi. Lignin haina kiwango myeyuko bali ni sehemu ya kulainisha. Wakati halijoto ni 120-160℃, dutu mumunyifu katika lignin huanza kuyeyuka.

Lignin will soften and plasticize at 180°C. At this time, a certain pressure is applied to make it closely adhere to the cellulose and bond with adjacent particles. The briquettes extruder machine uses this feature of plants to process biomass briquettes.

The forming conditions of sawdust briquettes

Tunatumia kanuni kwamba lignin katika malighafi ya majani inaweza kulainishwa ili kusindika briketi za majani, lakini upangaji briquet lazima ufanywe chini ya hali fulani. Kutokana na aina mbalimbali za vifaa, unyevu tofauti, kiasi tofauti, na mvuto maalum, nk, kutokuwa na uhakika wa mahitaji ya hali ya ukingo husababishwa.

Unyevu wa malighafi una ushawishi mkubwa juu ya mchakato wa ukingo na ubora wa bidhaa za briquettes za sawdust. Wakati unyevu wa malighafi ni wa juu sana, mvuke mwingi unaozalishwa wakati wa mchakato wa joto hauwezi kuondolewa vizuri kutoka kwenye shimo la katikati la briquettes, na kusababisha uso wa briquettes kupasuka.

Kwa hiyo, wakati wa kuzalisha briquettes ya majani, ni muhimu kudhibiti madhubuti maudhui ya unyevu wa malighafi.