Enwere rollers abụọ n'imeỊkwado bọọlụ nke onweokirikiri dị n'ime, nke na-egosi okirikiri, na etiti curvature nke okirikiri ahụ kwekọrọ na etiti ebu. Ya mere, okirikiri dị n'ime, bọọlụ na njide, okirikiri dị n'èzí nwere ike ịgbatị n'enweghị ihe ọ bụla. Ya mere, mgbanwe n'ihi njehie nhazi nke ikpe nwere ike gbanwee na-akpaghị aka.

Ịkwado bọọlụ nke onwenwere ihe owuwu abụọ: oghere cylindrical na oghere conical, na ihe nke njide bụ efere ígwè, resin sịntetik, wdg. ntughari axial, ma echiche nke ime ime na mpụta agaghị agafe ogo 3.

Igwe bọọlụ dị omimina mkpuchi uzuzu na mgbanaka akara ejirila griiz kwesịrị ekwesị, e kwesịghị ikpo ọkụ ma ọ bụ hichaa tupu echichi, ọ dịghị relubrication iji nabata okpomọkụ na-arụ ọrụ n'etiti - 30 ℃ na + 120 ℃.

NkeỊkwado bọọlụ nke onwemgbanaka dị n'ime, bọọlụ na ihe njide nwere ike ịtụgharị n'efu n'etiti etiti ihe ahụ, yana icity. Ikike etiti ya nwere ike kwụọ ụgwọ maka njehie ọkara, nrụrụ osisi na nrụrụ oche. Igwe bọọlụ na-eme onwe ya dabara adaba maka ogwe osisi na ụlọ etiti, ogwe na-agbanwe agbanwe.

Bọọlụ Ndozi Onwe Gị bụ bọọlụ okpukpu abụọ - kọlụm a na-ahazi site na mpụta okirikiri ka ọ bụrụ ọdịdị okirikiri nwere rollers miri emi abụọ dị n'ime okirikiri nwere arụ ọrụ na-emegharị obi. A na-ejikarị ya na-ebu ibu radial, mgbe ọ na-ebu ibu radial, ọ nwekwara ike iburu obere ibu nke axial, ma n'ozuzu enweghị ike iburu ibu axial dị ọcha, ọsọ ya kacha dị ala karịa nkedo miri emi. A na-ejikarị ụdị bearings a na ogwe aka nke abụọ na-adị mfe na-ehulata n'okpuru ibu ahụ, na oghere nke okpukpu abụọ enweghị ike ikwe nkwa ihe ndị dị na coaxial siri ike, mana nkwụsịtụ nke eriri n'ime mgbanaka dị n'ime na eriri etiti mpụta agaghị ekwe omume. gafere ogo 3. Ọ dị mma maka ibu ibu dị arọ na mmetụta mmetụta, ngwá ọrụ ziri ezi, obere mkpọtụ moto, ụgbọala, ọgba tum tum, metallurgy, igwe igwe, mines, mmanụ, akwụkwọ, simenti, sugar pressing na general machinery, etc.