ʻO ke kaula kaula (ʻike pū ʻia ʻo ka ʻūhā waho a i ʻole ka sheath) ʻo ia ka ʻaoʻao o waho o kahi uwea, uwea optical, a i ʻole uea, ʻo ia ka mea koʻikoʻi nui o ke kaula e pale aku ai i ka palekana o loko, e pale ana i ke kaula mai ka wela o waho, ke anu, pulu, ultraviolet, ozone, a i ʻole kemika a me ka mechanical i ka wā a ma hope o ke kau ʻana. ʻAʻole i manaʻo ʻia ʻo sheathing cable e pani i ka hoʻoikaika ʻana i loko o ke kaula, akā hiki iā lākou ke hāʻawi i kahi kiʻekiʻe kiʻekiʻe o ka pale palena. Eia hou, hiki i ke kaula kelepona ke hoʻoponopono i ke ʻano a me ke ʻano o ka conductor i hoʻopaʻa ʻia, a me ka papa pale (inā loaʻa), a laila e hōʻemi ana i ka hoʻopili ʻana i ke kelepona electromagnetic compatibility (EMC). He mea nui kēia e hōʻoia i ka hoʻoili mau ʻana o ka mana, hōʻailona, a i ʻole ʻikepili i loko o ke kaula a i ʻole ka uea. He kuleana koʻikoʻi ka sheathing i ka lōʻihi o nā uwea optical a me nā uea.
Nui nā ʻano o nā mea hoʻoheheʻe uwea, nā mea maʻamau i hoʻohana ʻia i nā mea hoʻohana maʻamau -polyethylene i hui ʻia (XLPE), polytetrafluoroethylene (PTFE), fluorinated ethylene propylene (FEP), perfluoroalkoxy resin (PFA), polyurethane (PUR),polyethylene (PE), thermoplastic elastomer (TPE) a mepolyvinyl chloride (PVC), Loaʻa iā lākou nā hiʻohiʻona hana like ʻole.
ʻO ke koho ʻana i nā mea maka no ka sheathing cable pono e noʻonoʻo mua i ka hiki ke kūpono i ke kaiapuni a me ka hoʻopili ʻana o ka hoʻohana ʻana i nā mea hoʻohui. No ka laʻana, pono paha i nā kaiapuni anu loa i ke kaula uwea e hoʻomau ʻia i nā mahana haʻahaʻa loa. He mea koʻikoʻi ke koho ʻana i nā mea sheathing kūpono i ka hoʻoholo ʻana i ke kaula optical maikaʻi loa no kēlā me kēia noi. No laila, he mea nui e hoʻomaopopo pono i ke kumu e pono ai ke uwea optical a i ʻole ka uea a me nā koi e pono ai.
Polyvinyl Chloride (PVC)he mea maʻamau i hoʻohana ʻia no ka hoʻopaʻa ʻana i ke kaula. Hana ʻia ia me ka resin polyvinyl chloride, hoʻohui i ka stabilizer, plasticizer, inorganic fillers e like me ka calcium carbonate, nā mea hoʻohui a me nā lubricants, a me nā mea ʻē aʻe, ma o ka hui ʻana a me ka kneading a me ka extrusion. Loaʻa iā ia nā waiwai kino, mechanical a me nā uila, ʻoiai he maikaʻi ke kū ʻana o ka wā a me ke kūpaʻa kemika, hiki iā ia ke hoʻomaikaʻi i kāna hana ma o ka hoʻohui ʻana i nā mea hoʻohui like ʻole, e like me ka pale ahi, ka wela a me nā mea ʻē aʻe.
ʻO ke ʻano hana o ka PVC cable sheath e hoʻohui i nā ʻāpana PVC i ka extruder a hoʻokuʻu iā lākou ma lalo o ke kiʻekiʻe kiʻekiʻe a me ke kaomi e hana i kahi kaula tubular cable.
ʻO nā mea maikaʻi o ka PVC cable jacket he mea maʻalahi, maʻalahi e hana a hoʻokomo, a me kahi ākea o nā noi. Hoʻohana pinepine ʻia i nā kaula haʻahaʻa haʻahaʻa, nā kelepona kamaʻilio, nā uea hana a me nā māla ʻē aʻe. Eia nō naʻe, ʻoi aku ka nāwaliwali o ka pale wela kiʻekiʻe, ke kū anuanu, ka pale ʻana o UV a me nā waiwai ʻē aʻe o ka PVC cable sheathing, aia nā mea ʻino i ke kaiapuni a me ke kino o ke kanaka, a he nui nā pilikia ke hoʻohana ʻia i nā kaiapuni kūikawā. Me ka hoʻonui ʻana i ka ʻike kaiapuni o ka poʻe a me ka hoʻomaikaʻi ʻana i nā pono hana waiwai, ua kau ʻia nā koi kiʻekiʻe no nā mea PVC. No laila, ma kekahi mau wahi kūikawā, e like me ka mokulele, aerospace, mana nuklea a me nā māla ʻē aʻe, hoʻohana pono ʻia ka PVC cable sheathing.
Polyethylene (PE)he mea maʻamau o ka puʻu kaula. Loaʻa iā ia nā waiwai mechanical maikaʻi a me ke kūpaʻa kemika, a maikaʻi ke kū'ē i ka wela, ke kū anuanu a me ke kū'ē i ka wā. Hiki ke hoʻomaikaʻi ʻia ka sheath cable PE ma o ka hoʻohui ʻana i nā mea hoʻohui, e like me nā antioxidants, UV absorbers, etc.
ʻO ke ʻano hana o ka PE cable sheath ua like ia me ka PVC, a ua hoʻohui ʻia nā ʻāpana PE i ka extruder a hoʻokuʻu ʻia ma lalo o ke kiʻekiʻe kiʻekiʻe a me ke kaomi e hana i kahi kaula tubular.
Loaʻa i ka PE cable sheath ka maikaʻi o ke kūʻokoʻa ʻana i ka wā kahiko a me ka pale ʻana o UV, ʻoiai ʻoi aku ka haʻahaʻa o ke kumukūʻai, hoʻohana nui ʻia i nā kaula optical, nā kaula uila haʻahaʻa, nā kelepona kamaʻilio, nā kaula mining a me nā māla ʻē aʻe. ʻO ka Polyethylene Cross-linked (XLPE) he mea hoʻoheheʻe uwea me nā waiwai uila a me ka mīkini kiʻekiʻe. Hana ʻia ia e nā mea polyethylene cross-linking i nā wela kiʻekiʻe. Hiki i ka hopena crosslinking ke hana i ka polyethylene material i ʻekolu-dimensional network structure, kahi e loaʻa ai ka ikaika kiʻekiʻe a me ke kūpaʻa wela kiʻekiʻe. Hoʻohana nui ʻia ʻo XLPE cable sheathing ma ke kahua o nā kaula uila kiʻekiʻe, e like me nā laina hoʻouna, substations, a me nā mea ʻē aʻe.
Polyurethane (PUR)pili i kahi hui o nā plastics i hoʻomohala ʻia i ka hopena o 1930s. Hana ʻia ia e kahi kaʻina hana kemika i kapa ʻia ka polymerization hoʻohui. ʻO ka ʻaila maʻamau ka mea maka, akā hiki ke hoʻohana ʻia nā mea kanu e like me ka ʻuala, ke kulina a i ʻole ke kō i kāna hana ʻana. ʻO ka PUR kahi mea hoʻohana maʻamau i hoʻohana ʻia. He mea elastomer me ka pale lole maikaʻi loa, ka pale ʻana i ka wā kahiko, ka pale ʻana i ka aila a me ka ʻakika a me ke kūpaʻa alkali, ʻoiai e loaʻa ana ka ikaika mechanical a me nā waiwai elastic recovery. Hiki ke hoʻomaikaʻi ʻia ka sheath cable PUR ma o ka hoʻohui ʻana i nā mea hoʻohui like ʻole, e like me nā mea pale ahi, nā mea pale wela kiʻekiʻe, etc.
ʻO ke ʻano hana o PUR cable sheath ʻo ia ka hoʻohui ʻana i nā ʻāpana PUR i kahi extruder a hoʻokuʻu iā lākou ma lalo o ka wela kiʻekiʻe a me ke kaomi e hana i kahi kaula tubular. Loaʻa i ka polyurethane nā waiwai mechanical maikaʻi.
ʻOi aku ka maikaʻi o ka ʻaʻahu ʻana, ka ʻoki ʻana a me ka pale ʻana i ka waimaka, a paʻa mau ka maʻalahi a hiki i nā haʻahaʻa haʻahaʻa. He mea kūpono kēia i ka PUR no nā noi e koi ana i ka neʻe ikaika a me nā koi kulou, e like me nā kaulahao huki. Ma nā noi robotic, hiki i nā kaula me ka puʻu PUR ke kū i nā miliona o nā pōʻai kūlou a i ʻole nā ikaika torsional ikaika me ka pilikia ʻole. He kū'ē ikaika ka PUR i ka aila, nā solvents a me ka radiation ultraviolet. Eia kekahi, ma muli o ke ʻano o ka mea, he halogen-free a me ka lapalapa ahi, ʻo ia nā mea koʻikoʻi no nā kaula i hōʻoia ʻia ʻo UL a hoʻohana ʻia ma United States. Hoʻohana maʻamau ʻia nā kaula PUR i ka mīkini a me ka hana ʻana i ka hale hana, ka ʻenehana ʻoihana, a me ka ʻoihana kaʻa.
ʻOiai ʻo ka puʻu uwea PUR he mau waiwai kino, mechanical a me kemika, ʻoi aku ke kiʻekiʻe o kona kumukūʻai a ʻaʻole kūpono ia no nā manawa haʻahaʻa, hana nui.
Polyurethane thermoplastic elastomer (TPU)he mea hoʻohana maʻa mau ʻia ʻo ia. ʻOkoʻa mai ka polyurethane elastomer (PUR), ʻo TPU kahi mea thermoplastic me ka hana maikaʻi a me ka plasticity.
ʻO ka puʻu uwea TPU he kūpaʻa ʻaʻahu maikaʻi, kūpaʻa aila, kūpaʻa a me ka alkali a me ka pale ʻana i ka wā, a he ikaika mechanical maikaʻi a me ka hana hoʻihoʻi elastic, hiki ke hoʻololi i ka neʻe mechanical paʻakikī a me ka vibration environment.
Hana ʻia ka pahu uwea TPU ma ka hoʻohui ʻana i nā ʻāpana TPU i kahi extruder a hoʻokuʻu iā lākou ma lalo o ka wela kiʻekiʻe a me ke kaomi e hana ai i kahi kaula kaula tubular.
Hoʻohana nui ʻia ʻo TPU cable sheathing i ka automation ʻoihana, nā mea hana mīkini, nā ʻōnaehana hoʻokele neʻe, nā robots a me nā māla ʻē aʻe, a me nā kaʻa, nā moku a me nā māla ʻē aʻe. Loaʻa iā ia ke kūpaʻa ʻaʻahu maikaʻi a me ka hana hoʻihoʻi elastic, hiki ke pale pono i ke kaula, akā maikaʻi nō hoʻi ke kūpaʻa wela kiʻekiʻe a me ke kūpaʻa haʻahaʻa haʻahaʻa.
Ke hoʻohālikelike ʻia me PUR, ʻo ka TPU cable sheathing ka maikaʻi o ka hana hoʻoponopono maikaʻi a me ka plasticity, hiki ke hoʻololi i ka nui o ke kaula a me nā koi. Eia nō naʻe, ʻoi aku ka kiʻekiʻe o ke kumu kūʻai o TPU cable sheathing, a ʻaʻole kūpono ia no nā manawa haʻahaʻa haʻahaʻa, hana nui.
Lapa silikoni (PU)he mea hoʻohana maʻa mau ʻia ʻo ia. He mea polymer organik ia, e pili ana i ke kaulahao nui i haku ʻia me ka silikoni a me nā ʻātoma oxygen i hoʻololi ʻia, a ua hoʻopili pinepine ʻia ka ʻātoma silika me ʻelua mau hui kino o ka lāʻau. Hoʻokumu nui ʻia ka ʻōpala silicone maʻamau i nā kaulahao silicone i loaʻa nā hui methyl a me kahi liʻiliʻi o ka vinyl. Hiki i ka hoʻokomo ʻana o ka hui phenyl ke hoʻomaikaʻi i ke kūpaʻa kiʻekiʻe a me ka haʻahaʻa haʻahaʻa o ka silicone rubber, a ʻo ka hoʻokomo ʻana o ka trifluoropropyl a me ka hui cyanide hiki ke hoʻomaikaʻi i ka pale ʻana o ka mahana a me ka pale ʻana o ka ʻaila silicone. He maikaʻi ka pale wela kiʻekiʻe o PU, ke kū anuanu a me ka pale ʻana i ka oxidation, a he palupalu maikaʻi a me nā waiwai hoʻihoʻi elastic. Hiki ke hoʻomaikaʻi ʻo Silicone rubber cable sheath i kāna hana ma o ka hoʻohui ʻana i nā mea hoʻohui like ʻole, e like me nā mea hoʻopaʻa paʻa, nā ʻaila kūpaʻa, etc.
ʻO ke ʻano hana o ka ʻūhā uwila silicone e hoʻohui i ka hui ʻana o ka silicone rubber i ka extruder a hoʻokuʻu iā ia ma lalo o ke kiʻekiʻe kiʻekiʻe a me ke kaomi e hana i kahi kaula tubular. Hoʻohana nui ʻia ʻo Silicone rubber cable sheath i ka wela kiʻekiʻe a me ke kaomi kiʻekiʻe, nā koi kūʻē i ka wā, e like me ka aerospace, nā mea kanu nuklea, petrochemical, pūʻali koa a me nā māla ʻē aʻe.
Loaʻa iā ia ke kūpaʻa wela kiʻekiʻe a me ke kūpaʻa oxidation, hiki ke hana paʻa i ka wela kiʻekiʻe, ke kiʻekiʻe kiʻekiʻe, ke ʻano corrosion ikaika, akā maikaʻi nō hoʻi ka ikaika mechanical a me ka hana hoʻihoʻi elastic, hiki ke hoʻololi i ka neʻe mechanical paʻakikī a me ka vibration environment.
Ke hoʻohālikelike ʻia me nā mea ʻē aʻe, ʻoi aku ka kiʻekiʻe o ka pale ʻana i ka wela a me ka pale ʻana i ka oxidation, akā he palupalu maikaʻi a me ka hana hoʻihoʻi elastic, kūpono no nā wahi hana paʻakikī. Eia nō naʻe, ʻoi aku ka kiʻekiʻe o ke kumukūʻai o ke kaula kelepona silicone, a ʻaʻole kūpono ia no nā manawa haʻahaʻa haʻahaʻa, hana nui.
Polytetrafluoroethylene (PTFE)he mea maʻamau i hoʻohana ʻia me ka polytetrafluoroethylene. He mea polymer ia me ka pale ʻana i ka corrosion maikaʻi loa, ke kūpaʻa wela kiʻekiʻe a me ke kūpaʻa kemika, a hiki ke hana paʻa i ke kiʻekiʻe kiʻekiʻe kiʻekiʻe, kiʻekiʻe kiʻekiʻe a me nā wahi corrosion ikaika. Eia kekahi, loaʻa i nā plastic fluorine nā waiwai pale ahi maikaʻi a me ke kūpaʻa ʻana.
ʻO ke ʻano hana o ka fluorine plastic cable sheath e hoʻohui i nā ʻāpana plastic fluorine i ka extruder a hoʻokuʻu iā lākou ma lalo o ke kiʻekiʻe kiʻekiʻe a me ke kaomi e hana i kahi kaula tubular.
Hoʻohana nui ʻia ʻo Fluorine plastic cable sheath i ka aerospace, nuclear power plant, petrochemical a me nā māla kiʻekiʻe ʻē aʻe, a me nā semiconductors, nā kamaʻilio optical a me nā māla ʻē aʻe. Loaʻa iā ia ke kūpaʻa corrosion maikaʻi a me ke kūpaʻa wela kiʻekiʻe, hiki ke hana paʻa i ke kiʻekiʻe kiʻekiʻe, ke kaomi kiʻekiʻe, ke kaiapuni corrosion ikaika no ka manawa lōʻihi, akā loaʻa nō hoʻi ka ikaika mechanical maikaʻi a me ka hana hoʻihoʻi elastic, hiki ke hoʻololi i ka neʻe mechanical paʻakikī a me ka vibration environment.
Ke hoʻohālikelike ʻia me nā mea ʻē aʻe o ka puʻu uwea, ʻoi aku ka nui o ka pale ʻana i ka corrosion a me ke kūpaʻa wela kiʻekiʻe, kūpono no nā kaiapuni hana ʻoi loa. Eia nō naʻe, ʻoi aku ka kiʻekiʻe o ke kumukūʻai o ka fluorine plastic cable sheath, a ʻaʻole kūpono ia no nā kumu kūʻai haʻahaʻa, nā manawa hana nui.
Ka manawa hoʻouna: Oct-14-2024