Rollersbụ nzọụkwụ kachasị dị egwu naoyi-ehulata usoro akpụ.Ya mere, ihe ahọpụtara maka rola bụkwa isi ihe na-ekpebi ogo nke ampịakọta akpụ igwe.Nhọrọ nke ihe dị iche iche nke rollers ga-eme ka nnukwu ọdịiche dị na njirimara profaịlụ na ọnụ ahịa mmepụta.N'ahịa igwe na-emepụta mpịakọta nke China, a na-ekewakarị ihe nke rollers n'ime ụdị ndị a: 45 steel, 45 steel electroplated with Cr, GCr15, Cr12, Cr12MOV, wdg.
Ọtụtụ ndị na-emepụta ihe ga-agbanwekwa rollers ka ọ na-akpụ ígwè iji chekwaa ọnụ ahịa.Ndị na-azụ ahịa kwesịrị iji nlezianya chọpụta mgbe ịzụrụ igwe.N'ihi na dị iche iche metal ọdịnaya nke chemical ọcha C, Cr, MO, V, wdg nke n'elu-e kwuru ọtụtụ ụdị nke ihe, usoro arụmọrụ na price dị nnọọ iche iche, ya mere ngwa na mmepụta bụkwa dị iche iche.Maka eriri nkịtị nke nwere ike na-erughị 330Mpa na ọkpụrụkpụ nke na-erughị 1.5mm, dị ka mpempe akwụkwọ na-ekpo ọkụ, akwụkwọ mpịakọta oyi, PPGI, ígwè galvanized, ígwè 45 ma ọ bụ 45 ígwè chromed nwere ike izute ihe achọrọ.Iji gbochie rollers site na nchara ma gbatịa ndụ ọrụ nke rollers, Linbay Machinery na-etinye usoro chrome plating na igwe ihe nchara 45 niile (ọkpụrụkpụ chrome plating bụ 0.05mm), na ike mgbe ọgwụgwọ okpomọkụ nwere ike iru 58-62HRC, nke. bụ otu ihe siri ike nke Cr12 na GCr15.Mgbe ị na-ebelata ọnụ ahịa, ọ na-enweta ezigbo mma n'otu oge.Ọ bụrụ na ịchọrọ imepụta eriri igwe dị elu nke nwere ike mkpụrụ karịa 350Mpa ma ọ bụ igwe anaghị agba nchara, Linbay Machinery ga-ahọrọ GCr15 ma ọ bụ Cr12 dị ka ihe maka rollers, nke dị oke ọnụ.Ihe abụọ a nwere nkwụsi ike na-eyi elu, nkwụsi ike nke okpomọkụ na ike mkpakọ, ọmarịcha arụmọrụ zuru oke.N'ime ha, akụrụngwa Cr12 dabara na American Standard D3.Na mgbakwunye na ejiri ya dị ka ihe mpịakọta, a na-ejikarị Cr12 eme ihe dị ka ntụmadị, ịnwụ, na ntinye ihe.Ihe kachasị elu nke rollers bụ Cr12Mov ma ọ bụ ọkọlọtọ Japanese SKD11 ma ọ bụ American ọkọlọtọ D2, nke dị oke ọnụ ma e jiri ya tụnyere ndị ọzọ, ọ nwere nnukwu mkpuchi mkpuchi ma nwee ndụ ọrụ kachasị ogologo.Na mgbakwunye na eji ya dị ka ihe na-akpụ akpụ, Linbay Machinery na-ejikarị ihe a eme ihe maka ịkpụ agụba.
Nke kachasị, ị nwere ike họrọ ihe nke rola dịka ihe profaịlụ chọrọ na mmefu ego itinye ego siri dị.Linbay Machinery ga-enye gị ihe ngwọta kachasị mma maka ihe ndị ị chọrọ, ka ị nwee ike ịzụta igwe na-emepụta mpịakọta kacha mma.
| Isi ihe mejupụtara na arụmọrụ nke rollers na igwe na-emepụta mpịakọta | ||||||||
| Na-emepụta obodo | Ihe ihe nlereanya | C ọdịnaya | Cr ọdịnaya | MO ọdịnaya | V ọdịnaya | Isi ike mgbe ọgwụgwọ okpomọkụ | Arụmọrụ | |
| China | 45 ígwè | 0.42% -0.5% | ≤0.25% | 56-59HRC | Ọ nwere ike dị mma na ịkpụ arụ ọrụ, ọgwụgwọ okpomọkụ iji nweta ogo siri ike, plasticity, na-eguzogide ọgwụ, mgbe emechara na ọgwụgwọ tempering, ihe ndị na-emepụta ihe dị mma karịa ihe ndị ọzọ na-emepụta carbon carbon structural steels. | |||
| China | GCr15 | 0.95% -1.05% | 1.3% -1.65% | 61-66HRC | Carbon chromium dị elu na-ebu ígwè nwere ọdịnaya alloy dị ala, mgbe emenyụchara na okpomọkụ dị ala, nwere ike siri ike, ezigbo igwe. Njirimara, otu ụkpụrụ, ezigbo ike ọgwụgwụ na kọntaktị dị elu ike ọgwụgwụ arụmọrụ. | |||
| China | Cr12 | 2.0% -2.3% | 11.0% -13% | ≥58HRC | Igwe carbon dị elu nwere ọdịnaya carbon dị elu, yabụ na ọ nwere ike siri ike, ihe alloy na-abawanye ike, nguzogide dị elu, mana mmetụta adịghị mma. ike. | |||
| China | Cr12MOV | 1.45% -1.7% | 11.0% -12.5% | 0.4% -0.6% | 0.15% -0.3 | ≥60HRC | V nwere ike nụchaa ọka nke ígwè, melite hardenability na ike okpomọkụ, na-ejigide ike na nguzogide zuru oke na nrụrụ na okpomọkụ dị elu;Cr nwere ike ịbawanye ike na ike, na ikpokọta na C na-etolite carbides, nke nwere ike ji mee ihe n'okpuru elu okpomọkụ na nrụgide Ọ nwere ike melite hydrogen corrosion iguzogide; harddenability, ike siri ike mgbe emenyụchara na iwe ọkụ, nguzogide na ike dị elu karịa Cr12, ejiri mee ka ọkpọ oyi dị iche iche nwụọ. | |
| Japan | SKD11 | 1.4% -1.6% | 11%-13% | 0.8% -1.2% | 0.2% -0.5% | 62HRC | Dabara na China Cr12MOV, na US D2 | |
| US | D2 | 1.4% -1.6% | 11.0% -13% | 0.7% -1.2% | 0.80% | ≥60HRC | N'ikwekọ na Cr12Mov nke China, na SKD11 nke Japan | |
| US | D3 | 2%-2.35% | 11%-13.5% | 60-62HRC | Dakọtara na China Cr12 | |||
Oge nzipu: Ọgọst-27-2020