An rarraba ƙafafun lu'u-lu'u zuwa yumbu, guduro, sintering karfe, electroplating, brazing, da dai sauransu.

1. Guduro bond nika dabaran: mai kyau kai kaifi, ba sauki toshe, m, kuma mai kyau polishing, amma bond gawa yana da matalauta ƙarfi, matalauta riko na lu'u-lu'u a kan gawa, matalauta zafi juriya da kuma sa juriya, don haka ba haka ba. dace da m nika dabaran, bai dace da nauyi-taƙawa nika.

2.The karfe bond dabaran ba kaifi, guduro bond ne kaifi amma siffar riƙewa ne matalauta saboda high elasticity.

3. yumbu bond nika dabaran: high porosity, high rigidity, daidaitacce tsarin (za a iya sanya a cikin manyan pores), ba bonded zuwa karfe;amma karaya

Abun ɗaure mai haɗawa:

Resin-metal composite: guduro tushe, gabatar da karfe-ta yin amfani da karfe thermal watsin don canza aikin nika na guduro mai ɗaure Metal-ceramic composite: karfe tushe, gabatar da tukwane-ba kawai tasiri juriya na karfe matrix, mai kyau lantarki da kuma thermal watsin, amma kuma tabarbarewar yumbu.

Saboda taurinsa mai kyau, lu'u-lu'u ya dace sosai don sarrafa abubuwa masu zuwa:

1. Duk siminti carbide

2. Karfi

3. Oxide da ba-oxide yumbura

4.PCD/PCBN

5. Alloy tare da babban taurin

6. Sapphire da gilashi

7. Ferrite

8. Grafit

9. Ƙarfafa fiber composite

10. Dutse

Saboda lu'u-lu'u yana kunshe da carbon mai tsabta, bai dace da sarrafa kayan karfe ba.Yawan zafin jiki yayin niƙa zai haifar da baƙin ƙarfe da lu'u-lu'u a cikin ƙarfe don amsawa da lalata barbashi na lu'u-lu'u.