(1) Carburized ọgba tum tum sprockets chọrọ a carburized oyi akwa n'elu eze n'elu. Mgbe a na-eji usoro "carburized-warm extrusion" mee ihe, nkesa nke oyi akwa carburized nwere njikọ chiri anya na usoro nrụrụ nke ịmepụta ihe. Maka usoro extrusion nke tangential gbawara agbawa, a na-ekesa oyi akwa carburized na ezé gia site na oyi akwa carburized n'elu oghere cylindrical. Na usoro "carburizing-warm extrusion" nke gia, oge nrụrụ dị mkpụmkpụ, a pụkwara ileghara mgbasa nke oyi akwa carburized anya. N'ụzọ doro anya, mgbe cylinder ghọrọ gia, ebe elu na-abawanye nke ukwuu, na ọkpụrụkpụ nke oyi akwa carburized na-agbanwe nke ukwuu. Mgbe a na-ejikọta oyi akwa carburized tangentially n'oge a na-emepụta ihe, ọkpụkpụ nke carburized oyi akwa na-abawanye, ma ọ bụghị ya, ọkpụkpụ na-ebelata; na carburized oyi akwa Mgbanwe ọkpụrụkpụ na-adabere na ọnụọgụ nke nrụrụ tangential. Ya mere, enwere ike ịchịkwa oke nkesa nke oyi akwa carburized site n'ịchịkwa nrụrụ tangential nke oyi akwa carburized n'oge ọkụ ọkụ nke ngwa ahụ.
(2) Na ndabere nke ịghọta akpụ usoro nke ọgba tum tum sprocket ezé, n'ihu mkparịta ụka na mgbanwe si carburized oyi akwa nke cylinder ka carburized oyi akwa nke gia mgbe na-akpụ gia akụkụ: cylinder-enwe site nwanyi ezé The elu. carburized oyi akwa na-aghọ carburized oyi akwa nke gia mgbọrọgwụ akụkụ. Mgbanwe ahụ ga-abụrịrị site na cylinder elu ruo n'elu mgbọrọgwụ ezé ezé, na mbụ ọ na-ekere òkè na nrụrụ ahụ, na-abawanye ụba nke ndọtị ahụ, na-eme ka oyi akwa carburized dị ntakịrị; N'ụzọ megidere nke ahụ, n'ihi ọnwụ extrusion Mgbe nrụgide na-eme ka akụkụ concave nke akụkụ nrụgide na-aghọ mgbọrọgwụ nke ezé, ígwè nke nrụgide nke ọnwụ n'etiti ígwè na radial akụkụ nke ígwè na-aghọ eze crest. akụkụ, akụkụ a nke metal na-abịakọrọ site abụọ n'akụkụ anwụ kewaa ezé n'elu, mgbe ahụ The ọkpụrụkpụ nke carburized oyi akwa na-abawanye; mgbe nrụrụ ahụ na-abawanye, ma ọ bụrụ na kọntaktị na ebu nwanyị na-edobe esemokwu zuru oke nke ọkpụkpụ nwanyị, ọkpụkpụ nke carburized oyi akwa nwere ike ibelata mgbe ọ na-agbatị.