Igwe eriri USB (nke a makwaara dị ka mkpuchi mpụta ma ọ bụ n'ọbọ) bụ ihe kachasị elu nke eriri, eriri anya, ma ọ bụ waya, dị ka ihe mgbochi kachasị mkpa na eriri iji chebe nchekwa nke ime ụlọ, na-echebe eriri site na okpomọkụ nke mpụga, oyi, mmiri mmiri, ultraviolet, ozone, ma ọ bụ kemịkalụ na n'ibu mmebi n'oge na mgbe echichi. Achọghị ịkwanye eriri USB iji dochie mkwado n'ime eriri ahụ, mana ha nwekwara ike inye oke nchebe dị oke mma. Na mgbakwunye, n'ọbọ USB nwekwara ike idozi udi na ụdị nke onye na-eduzi eriri, yana mkpuchi mkpuchi (ọ bụrụ na ọ dị), si otú a na-ebelata nnyonye anya na ndakọrịta electromagnetic cable (EMC). Nke a dị mkpa iji hụ na nnyefe ike, mgbama ma ọ bụ data na-agbanwe agbanwe n'ime eriri ma ọ bụ waya. Sheathing na-arụkwa ọrụ dị mkpa na ịdịte aka nke eriri anya na wires.
Enwere ọtụtụ ụdị ihe mkpuchi eriri USB, ihe ndị a na-ejikarị eriri USB bụ -Polyethylene crosslinked (XLPE), polytetrafluoroethylene (PTFE), fluorinated ethylene propylene (FEP), perfluoroalkoxy resin (PFA), polyurethane (PUR),Polyethylene (PE), thermoplastic elastomer (TPE) napolyvinyl chloride (PVC), Ha nke ọ bụla nwere njirimara arụmọrụ dị iche iche.
Nhọrọ nke akụrụngwa maka ịkwanye eriri USB ga-ebu ụzọ buru n'uche ngbanwe na gburugburu ebe obibi yana ndakọrịta nke iji njikọ. Dịka ọmụmaatụ, gburugburu ebe oyi na-atụ nwere ike ịchọ ịkwasa eriri USB nke na-agbanwe agbanwe na oke okpomọkụ dị obere. Ịhọrọ ihe mkpuchi nke ọma dị oke mkpa iji chọpụta eriri anya kacha mma maka ngwa ọ bụla. Ya mere, ọ dị mkpa ịghọta kpọmkwem ihe nzube eriri anya ma ọ bụ waya ga-ezute na ihe ndị ọ chọrọ. Polyvinyl chloride (PVC)bụ ihe a na-ejikarị eme ihe maka ịkwa akwa eriri. A na-eme ya nke polyvinyl chloride resin, na-agbakwunye stabilizer, plasticizer, inorganic fillers dị ka calcium carbonate, ihe mgbakwunye na lubricants, wdg, site na ịgwakọta na igwakorita na extrusion. Ọ nwere ezigbo anụ ahụ, igwe na eletriki, ebe ọ na-enwe ezigbo nguzogide ihu igwe na nkwụsi ike nke kemịkal, ọ nwekwara ike imeziwanye arụmọrụ ya site n'ịgbakwunye ihe mgbakwunye dị iche iche, dị ka ọkụ ọkụ, nkwụsị ọkụ na ihe ndị ọzọ.
Usoro mmepụta nke mkpuchi eriri PVC bụ ịgbakwunye ihe ndị dị na PVC na extruder ma wepụ ha n'okpuru okpomọkụ dị elu na nrụgide iji mepụta eriri eriri tubular.
Uru nke jaket USB PVC dị ọnụ ala, dị mfe nhazi na ịwụnye, yana ngwa ngwa dị iche iche. A na-ejikarị ya na eriri obere voltaji, eriri nkwurịta okwu, wires ihe owuwu na mpaghara ndị ọzọ. Otú ọ dị, elu okpomọkụ na-eguzogide, oyi na-eguzogide, UV-eguzogide na ndị ọzọ Njirimara nke PVC cable sheathing dịtụ adịghị ike, nwere ihe na-emerụ ihe na gburugburu ebe obibi na ahụ mmadụ, na e nwere ọtụtụ nsogbu mgbe etinyere na pụrụ iche gburugburu. Site n'ịkwalite mmata gburugburu ebe obibi ndị mmadụ na imeziwanye ihe ndị chọrọ ịrụ ọrụ ihe, etinyela ihe ndị dị elu maka ihe PVC. Ya mere, n'akụkụ ụfọdụ pụrụ iche, dị ka ụgbọ elu, ikuku, ike nuklia na mpaghara ndị ọzọ, a na-eji nlezianya na-ekpuchi eriri PVC. Polyethylene (PE)bụ ihe nkịtị USB n'ọbọ ihe. Ọ nwere ezigbo ihe eji arụ ọrụ na nkwụsi ike kemịkalụ, ma nwee ezigbo nguzogide okpomọkụ, nguzogide oyi na ihu igwe. Enwere ike imezi mkpuchi eriri PE site na ịgbakwunye ihe mgbakwunye, dị ka antioxidants, UV absorbers, wdg.
Usoro mmepụta nke PE cable sheath yiri nke PVC, a na-agbakwunye ihe ndị na-emepụta ihe na PE na extruder ma na-agbanye n'okpuru okpomọkụ dị elu na nrụgide iji mepụta eriri eriri tubular.
PE cable sheath nwere uru nke ọma na gburugburu ebe obibi ịka nká na-eguzogide na UV, mgbe price bụ dịtụ ala, ọtụtụ ebe na-eji ngwa anya cables, ala voltaji cables, nkwurịta okwu cables, Ngwuputa cables na ndị ọzọ ubi. Polyethylene jikọrọ Cross (XLPE) bụ ihe mkpuchi eriri nwere nnukwu ọkụ eletrik na igwe arụ ọrụ. A na-emepụta ya site na ihe ndị polyethylene na-ejikọta ya na okpomọkụ dị elu. Mmeghachi omume na-agafe agafe nwere ike ime ka ihe polyethylene mepụta usoro netwọk akụkụ atọ, nke na-eme ka ọ nwee ike dị elu na oke okpomọkụ. XLPE cable sheathing na-ọtụtụ ebe na-eji na ubi nke elu voltaji cables, dị ka nnyefe edoghi, substations, wdg O nwere magburu onwe eletriki Njirimara, n'ibu ike na chemical kwụsie ike, ma nwere magburu onwe okpomọkụ na-eguzogide na ihu igwe na-eguzogide.
Polyurethane (PUR)na-ezo aka na otu plastik ndị e mepụtara na ngwụcha 1930s. A na-emepụta ya site na usoro kemịkalụ a na-akpọ mgbakwunye polymerization. Akụrụngwa a na-abụkarị mmanụ ala, mana ihe ọkụkụ dị ka poteto, ọka ma ọ bụ sugar beets nwekwara ike iji na mmepụta ya. PUR bụ ihe eji akwa akwa eriri USB. Ọ bụ ihe elastomer nke nwere nguzogide eyi nke ọma, nguzogide ịka nká, nguzogide mmanụ na acid na alkali, ebe ọ na-enwe ike ịrụ ọrụ dị mma na ihe mgbake na-agbanwe. Enwere ike ime ka mkpuchi eriri PUR dị mma site n'ịgbakwunye ihe mgbakwunye dị iche iche, dịka ọkụ ọkụ, ihe ndị na-eguzogide okpomọkụ, wdg.
Usoro mmepụta nke eriri USB PUR bụ ịgbakwunye ihe ndị dị na PUR na extruder ma wepụ ha n'okpuru okpomọkụ dị elu na nrụgide iji mepụta eriri eriri tubular. Polyurethane nwere ezigbo ihe eji arụ ọrụ.
The ihe nwere magburu onwe eyi na-eguzogide, mbepụ nguzogide na anya mmiri na-eguzogide, na-anọgide na-agbanwe agbanwe ọbụna na ala okpomọkụ. Nke a na-eme ka PUR dabara adaba maka ngwa ndị chọrọ ngagharị siri ike na chọrọ ịgbagọ, dị ka ụdọ ịdọrọ. N'ime ngwa robotic, eriri ndị nwere sheathing PUR nwere ike iguzogide ọtụtụ nde okirikiri na-ehulata ma ọ bụ ike torsional siri ike na-enweghị nsogbu. PUR nwekwara ike iguzogide mmanụ, ihe mgbaze na radieshon ultraviolet. Tụkwasị na nke ahụ, dabere na ihe mejupụtara nke ihe ahụ, ọ bụ halogen-free na ọkụ retardant, nke bụ ihe dị mkpa maka eriri eriri nke UL kwadoro ma jiri ya na United States. A na-ejikarị eriri PUR na-arụ ọrụ igwe na ụlọ mmepụta ihe, akpaaka ụlọ ọrụ na ụlọ ọrụ ụgbọ ala.
Ọ bụ ezie na eriri USB PUR nwere ezigbo anụ ahụ, nhazi na kemịkalụ, ọnụahịa ya dị oke elu ma ọ dịghị adabara ọnụ ala, oge mmepụta ihe. Polyurethane thermoplastic elastomer (TPU)bụ ihe eji akwa akwa eriri USB. Dị iche na polyurethane elastomer (PUR), TPU bụ ihe thermoplastic nwere ezigbo nhazi na plasticity.
Ọbọ USB TPU nwere nguzogide dị mma, nguzogide mmanụ, acid na alkali na-eguzogide na ihu igwe, ma nwee ike ịrụ ọrụ dị mma na ịrụ ọrụ mgbake na-agbanwe, nke nwere ike imeghari na mmegharị igwe dị mgbagwoju anya na gburugburu ịma jijiji.
A na-eme akwa mkpuchi TPU site n'ịgbakwụnye ihe ndị TPU na extruder ma na-ekpochapụ ha n'okpuru okpomọkụ dị elu na nrụgide iji mepụta eriri eriri tubular.
A na-eji sheathing TPU USB eme ihe na akpaaka ụlọ ọrụ, akụrụngwa akụrụngwa, sistemu njikwa ngagharị, robots na mpaghara ndị ọzọ, yana ụgbọ ala, ụgbọ mmiri na mpaghara ndị ọzọ. Ọ nwere nguzogide dị mma na mgbake mgbake, nwere ike ichebe eriri USB nke ọma, mana nwekwara oke nguzogide okpomọkụ dị elu na nguzogide okpomọkụ dị ala.
N'iji ya tụnyere PUR, TPU cable sheathing nwere uru nke nhazi nhazi dị mma na plasticity, nke nwere ike ime mgbanwe na nha nha na ọdịdị ọdịdị. Otú ọ dị, ọnụahịa TPU cable sheathing bụ dịtụ elu, na ọ dịghị adabara ọnụ ala, uka-mmepụta oge.
rọba silicone (PU)bụ ihe eji akwa akwa eriri USB. Ọ bụ ihe na-emepụta ihe na-emepụta ihe, nke na-ezo aka na agbụ bụ isi nke silicon na ikuku oxygen mejupụtara, na atom silicon na-ejikọta ya na otu abụọ nke roba. Ihe mejupụtara rọba silicone nkịtị bụ ụdọ silicone nwere otu methyl na obere vinyl. Ntinye nke ìgwè phenyl nwere ike imeziwanye nguzogide dị elu na nke dị ala nke silicone rubber, na ntinye nke trifluoropropyl na cyanide otu nwere ike imeziwanye okpomọkụ na nguzogide mmanụ nke silicone roba. PU nwere ezigbo nguzogide okpomọkụ dị elu, nguzogide oyi na nkwụsị oxidation, ma nweekwa ịdị nro dị mma na ihe mgbake na-agbanwe. Ngwunye eriri eriri silicone nwere ike imeziwanye arụmọrụ ya site n'ịgbakwunye ihe mgbakwunye dị iche iche, dị ka ihe na-egbochi iyi, ihe na-egbochi mmanụ, wdg.
Usoro mmepụta nke eriri eriri silicone roba bụ ịgbakwunye ngwakọta silicone roba na extruder ma wepụ ya n'okpuru okpomọkụ dị elu na nrụgide iji mepụta eriri eriri tubular. A na-eji eriri eriri silicone mee ihe n'ọtụtụ ebe na oke okpomọkụ na nrụgide dị elu, ihe ndị chọrọ iguzogide ihu igwe, dị ka ikuku ikuku, osisi ike nuklia, petrochemical, agha na mpaghara ndị ọzọ.
Ọ nwere ezi elu okpomọkụ na-eguzogide na ọxịdashọn-eguzogide, nwere ike na-arụ ọrụ stably na elu okpomọkụ, elu nrụgide, ike corrosion gburugburu ebe obibi, ma nwekwara ezi n'ibu ike na na-agbanwe ọrụ mgbake, nwere ike imeghari ka mgbagwoju n'ibu ije na vibration gburugburu.
N'iji ya na ihe ndị ọzọ na-ekpuchi eriri USB, ihe mkpuchi mkpuchi silicone na-eguzogide okpomọkụ dị elu na nkwụsị oxidation, ma na-enwekwa ịdị nro dị mma na mgbake na-agbanwe agbanwe, nke kwesịrị ekwesị maka gburugburu ọrụ mgbagwoju anya. Otú ọ dị, ọnụahịa nke eriri eriri silicone rubber dị oke elu, ọ dịghịkwa adabara ọnụ ala, oge mmepụta ihe. Polytetrafluoroethylene (PTFE)bụ ihe a na-ejikarị eriri USB eme ihe, nke a makwaara dị ka polytetrafluoroethylene. Ọ bụ ihe polymer nwere ezigbo nguzogide corrosion, oke okpomọkụ na nguzogide kemịkalụ, ma nwee ike ịrụ ọrụ nke ọma na oke okpomọkụ dị elu, nrụgide dị elu na gburugburu corrosion siri ike. Na mgbakwunye, plastik fluorine nwekwara ezigbo ihe na-egbochi ire ọkụ ma na-eyi nguzogide.
Usoro mmepụta nke fluorine plastic cable sheath bụ ịgbakwunye ihe ndị dị na fluorine plastik na extruder ma wepụ ha n'okpuru okpomọkụ dị elu na nrụgide iji mepụta eriri eriri tubular.
A na-ejikarị eriri eriri fluorine eme ihe na mbara igwe, ụlọ ọrụ ike nuklia, petrochemical na mpaghara ndị ọzọ dị elu, yana semiconductor, nkwukọrịta anya na mpaghara ndị ọzọ. Ọ nwere magburu onwe corrosion eguzogide na elu okpomọkụ na-eguzogide, nwere ike na-arụ ọrụ stably na elu okpomọkụ, elu nrụgide, ike corrosion gburugburu ebe obibi ruo ogologo oge, ma nwekwara ezi n'ibu ike na na-agbanwe ọrụ mgbake, nwere ike imeghari ka mgbagwoju n'ibu ije na vibration gburugburu.
N'iji ya na ihe ndị ọzọ na-ekpuchi eriri USB, n'ọbọ plastik fluorine nwere nguzogide corrosion dị elu na nguzogide okpomọkụ dị elu, kwesịrị ekwesị maka gburugburu ebe ọrụ dị oke egwu. Otú ọ dị, ọnụahịa nke fluorine plastic cable sheath dị oke elu, ọ dịghịkwa adabara ọnụ ala, oge mmepụta ihe.
Oge nzipu: Ọktoba 14-2024