Cajalada waji-xidhashadu waa cajalad duuban oo duuban oo ka samaysan xaashida waji-xidhka iyo xabagta cadaadiska-xasaasiga ah oo ah alaabta ceeriin ee ugu muhiimsan, oo lagu dahaadhay xabagta xasaasiga ah ee warqadda waji-xidhka, oo lagu dahaadhay walxaha lidka ku ah dhinaca kale.Waxay leedahay sifooyinka caabbinta heerkulka sare, caabbinta wanaagsan ee dareeraha kiimikada, dhejinta sare, jilicsanaanta jilicsan iyo aan lahayn xabagta hadhaaga ah ka dib jeexjeexyada.
Marka loo eego heerkulku kala duwan yahay, cajaladda indho-shareerka waxaa loo qaybin karaa: cajalad heerkul caadi ah, cajalad heerkul dhexdhexaad ah iyo cajalad heerkul sare ah.
Marka loo eego viscosity kala duwan, waxaa loo kala qaybin karaa: cajalad daboolan oo yar-yar, sharooto dhexdhexaad ah oo dhexdhexaad ah iyo cajalad daboolan oo sarreeya.
Marka loo eego midabada kala duwan, waxaa loo qaybin karaa: cajalad waraaq ah oo dabiici ah, cajalad midab leh oo midab leh, iwm.
Ballaca:6MM 9MM 12MM 15MM 24MM 36MM 45MM 48MM
Dhererka: 10Y-50Y, waa la beddeli karaa
Habka xirxirida: baakad kartoon