Papa Whakahoki Whutupaoro | Ngā Kaiwhakahoki Whutupaoro | Ngā Taputapu Whakangungu Whutupaoro
Whakarāpopototanga
Ko te rau Polythylene PE 1000, e mōhiotia whānuitia ana ko te taumaha-molecular-weight ultra-high-, UHMW, UHMWPE rānei, tētahi o ā mātou kirihou hangarau rongonui. He tino ātete ki te pakū, ki ngā matū, ki te pānga me te kakahu, ā, he iti rawa te tauwehenga o te waku. Kāore hoki te UHMW i te paitini, kāore he kakara, ā, he tino ātete ki te haukū.
Ko te pepa kirihou UHMW he mea hanga noa hei mīhini hei hanga i ngā rīpene kakahu, hei arataki mekameka me ngā wāhanga whakawhiti, ā, he kirihou hangarau rongonui i roto i ngā mahi tukatuka kai me te whakakī pounamu. Ka whakamahia hoki ngā momo motuhake o te PE1000 i roto i ngā tono whakahaere rauemi papatipu hei whakakī i ngā awaawa, ngā hopara me ngā taraka putunga, hei āwhina i te whakapai ake i te rere o ngā hua me te ārai i te pakaru me te piko.
Tawhā
| Kāore. | Taonga | Wāhanga | Paerewa Whakamātautau | Hua |
| 1 | Kiato | karamu/henitimi3 | GB/T1033-1966 | 0.91-0.96 |
| 2 | % whakahekenga pokepokea ai | ASTMD6474 | 1.0-1.5 | |
| 3 | Te roa i te wā whati | % | GB/T1040-1992 | 238 |
| 4 | Te kaha o te kume | Mpa | GB/T1040-1992 | 45.3 |
| 5 | Whakamātautau mārō o te kōhao pōro 30g | Mpa | DINISO 2039-1 | 38 |
| 6 | Te pakeke o Rockwell | R | ISO868 | 57 |
| 7 | Te kaha piko | Mpa | GB/T9341-2000 | 23 |
| 8 | Te kaha o te pēhanga | Mpa | GB/T1041-1992 | 24 |
| 9 | Te pāmahana whakangawari pūmau. | ENISO3146 | 132 | |
| 10 | Te wera motuhake | KJ(Kg.K) | 2.05 | |
| 11 | Te kaha o te pānga | KJ/M3 | D-256 | 100-160 |
| 12 | Te kawe wera | %(m/m) | ISO11358 | 0.16-0.14 |
| 13 | Ngā āhuatanga reti me te tauwehenga waku | Kirihou/Rino (Maku) | 0.19 | |
| 14 | Ngā āhuatanga reti me te tauwehenga waku | Kirihou/Rino (maroke) | 0.14 | |
| 15 | Te mārō o te takutai moana D | 64 |
Ngā Āhuatanga
1. Whakapai ake i te ātete ki te kakahu. Ko tētahi o ngā āhuatanga tino whakamiharo o te polyethylene UHMW ko tōna ātete tino teitei ki te pakū, he mea tino nui i roto i ngā mahi hangarau maha. I roto i ngā kirihou katoa, ko tōna ātete kakahu te mea pai rawa atu, ā, ahakoa te ātete kakahu noa o te maha o ngā rauemi whakarewa (pēnei i te maitai waro, te maitai kore waikura, te parahi, me ētahi atu) kāore i te rite te pai ki a ia. I te pikinga ake o te taumaha ngota o te polyethylene, ka kaha ake te ātete kakahu o te rauemi.
2. Te ātete pānga tino teitei. Ko te kaha pānga o te polyethylene taumaha ngota tino teitei e pā ana ki tōna taumaha ngota. Ina iti iho te taumaha ngota i te 2 miriona, ka piki ake te kaha pānga me te pikinga o te taumaha ngota, ā, ka eke ki te tihi tata ki te 2 miriona. I muri i te tihi, ka piki ake te kaha pānga me te taumaha ngota. ka heke. Nā te mea he rerekē te mekameka ngota, ā, ka aukati i tōna whakaahua-whakaahua, nō reira he rohe nui kore-āhua i roto i te macromolecule, ka taea te mimiti i te kaha pānga nui.
3. He iti te tauwehenga waku. He tino ātete te UHMWPE ki te kakahu, he iti te tauwehenga waku, ā, he pai te whakahinuhinu-ā-ia anō, ā, he rauemi pai mō ngā pū here, ngā reti me ngā arai.
Mā te whakamahi i te polyethylene taumaha-rahi rawa hei wāhanga waku o ngā taputapu, ehara i te mea ka whakapai ake i te roa o te wā e ātete ana ki te kakahu, engari ka penapena pūngao hoki.
4. He ātete matū pai. He ātete pai te polyethylene taumaha ngota tino teitei ki te waikura matū. Haunga te waikawa hauota kukū me te waikawa whanariki kukū, kāore e waikura i roto i ngā otinga lye me te waikawa katoa, ā, ka taea te whakamahi i roto i te waikawa hauwaihau kukū i te pāmahana (80°C, he pumau hoki i roto i te <20% waikawa hauota, <75% waikawa whanariki, ā, he pumau hoki i roto i te wai, i te horoi wai.)
Heoi, he tino ngāwari te pupuhi o te polyethylene taumaha-ira tino teitei i roto i ngā matū kakara, i ngā matū halogenated rānei (ina koa i raro i ngā āhuatanga pāmahana teitei ake), nō reira me aro nui atu i te wā e whakamahia ana.
5. He tino iti te mimiti wai. He tino iti te tere mimiti wai o te UHMWPE, he tata kore e mimiti, kāore e pupuhi i te wai, ā, he iti ake te mimiti i te nairona.
6. Ngā āhuatanga wera. E ai ki te tikanga ASTM (kawenga 4.6kg/cm2), ko te pāmahana whakararuraru wera he 85℃. I raro i te kawenga iti, ka taea e te pāmahana ratonga te eke ki te 90℃. I ētahi wā motuhake, ka whakaaetia kia whakamahia i te pāmahana teitei ake. Ko te polyethylene taumaha ngota teitei he rauemi he tino pakari, nō reira he tino pai hoki tōna ātete iti, ā, he iti tonu te ngāwari o te pāmahana i te pāmahana iti o te -269°C, ā, kāore he tohu o te pakarukaru.
7. Ngā āhuatanga hiko. He tino pai ngā āhuatanga hiko o te UHMWPE i roto i te whānuitanga o te pāmahana, ko tōna ātete rōrahi he 10-18CM, ko tōna ngaohiko pakaru he 50KV/mm, ā, ko tōna pūmau dielectric he 2.3. I roto i te whānuitanga o te pāmahana me te auau, he iti noa te rerekētanga o ōna āhuatanga hiko. I roto i te whānuitanga pāmahana ātete-wera, he tino pai mō te whakamahi hei rauemi hanganga i roto i te miihini hiko me ngā rauemi i roto i ngā mira pepa.
8. Ko te polyethylene taumaha-ira tino-teitei, kāore he paitini, kāore he kakara, kāore he waikura, ā, he tohanga ā-tinana, he urutau ā-tinana hoki. E whakaaetia ana e te United States Food and Drug Administration (FDA) me te United States Department of Agriculture (USDA) kia whakamahia i te wā e pā ana ki te kai me ngā rongoā.
Ko ōna āhuatanga, inā koa ko te ātete ki te kakahu, te ātete ki te pānga, me ngā āhuatanga whakahinuhinu-ake, koia ngā mea pai rawa atu i roto i ngā kirihou hangarau.
Rahi noa
| Ingoa Hua | Tukanga Whakaputa | Rahi(mm) | tae |
| Rau UHMWPE | mīhini pēhi pokepoke | 2030*3030*(10-200) | mā, mangu, kikorangi, kakariki, ētahi atu |
| 1240*4040*(10-200) | |||
| 1250*3050*(10-200) | |||
| 2100*6100*(10-200) | |||
| 2050*5050*(10-200) | |||
| 1200*3000*(10-200) | |||
| 1550*7050*(10-200) |
Te tono hua
Ko te polyethylene taumaha ngota tino teitei e pā ana ki te polyethylene hanganga rārangi me te taumaha ngota neke atu i te 3 miriona. He kirihou hangarau me te mahi whānui pai rawa atu. Ko ōna āhuatanga e rima ko te ātete kakahu, te ātete pānga, te ātete waikura, te whakahinuhinu-ake, me te mimiti pūngao pānga. Kei reira ngā kirihou pai rawa atu, e mōhiotia ana i te ao katoa ko "ngā rauemi whakamiharo".
1. Ngā tono e hangai ana ki te ātete kakahu me te ātete pānga
1) Mīhini kakahu
Ko te mīhini kakahu te mara tono tuatahi o te UHMWPE. I tēnei wā, e 30 ngā wāhanga UHMWPE e whakamahia ana i tāwāhi i roto i ia mīhini kakahu, pērā i ngā pikinga whakawhiti, ngā rākau whakawhiti, ngā taputapu, ngā hononga, ngā tokotoko whiti, ngā poraka ārai, ngā mea rerekē, ngā pū rakau, ngā kurupae whakamuri hurihuri, me ētahi atu wāhanga kua tawhito.
2) Ngā mīhini hanga pepa
Ko ngā mīhini pepa te tuarua o ngā wāhanga o te tono UHMWPE. I tēnei wā, ko te nui o te UHMWPE e whakamahia ana i roto i ngā mīhini hanga pepa e 10% o te katoa. Ko ngā wira ārahi, ngā waru, ngā tātari, me ētahi atu.
3) Ngā mīhini tākai
Whakamahia te UHMWPE hei whakakapi i ngā kirihou fluoro kua whakarerekētia hei hanga i ngā ara ārahi, i ngā nohoanga reti, i ngā pereti pumau, me ētahi atu o ngā kaikawe, ngā ara ārahi UHMW-PE, ngā mokowā, me ngā ara ārai (kirihou maitai).
4) Mīhini whānui
Ka taea te whakamahi i te UHMWPE hei hanga taputapu, kāmera, impeller, roera, pūrei, peera, rakau, pū, pine, gasket, gasket, hononga rapa, tīwiri, rawhi paipa, me ētahi atu. Pērā i ngā panera tiaki o ngā tauranga me ngā pou piriti.
2. Ngā tono e hangai ana ki ngā āhuatanga whakahinuhinu-ake me te kore-piri
1) te rokiroki me te kawe rauemi
Ka taea te whakamahi i te UHMWPE hei hanga arai paura, pērā i: te silo, te hopper, te chute me ētahi atu taputapu whakahoki, ngā mata reti, ngā roera, me ētahi atu. He hopper waro, he hopper hua paura me ētahi atu arai hopper, he papa arai hopper ipu rokiroki.
2) ngā mīhini ahuwhenua, ngā mīhini hanga
Ka taea te whakamahi i te UHMWPE hei hanga pereti me ngā whāriki ārai-kakahu mō ngā taputapu ahuwhenua.
3) ngā tuhinga tuhituhi
Ka taea te whakamahi i te UHMWPE hei hanga papa reti reti, papa reti, me ētahi atu.
3. Ngā tono e hangai ana ki te ātete ki te waikura me te kore-mimiti wai
1) te takai ipu
Ko te whakamahi i te UHMW-PE hei hanga ipu wai mahana mō ngā taputapu pūngao o te rā tētahi o ngā mara UHMWPE e whakamahia whānuitia ana i tēnei wā.
2) ngā taputapu matū
Whakamahia te UHMW-PE ki te hanga i ngā wāhanga o te umanga matū, pērā i: ngā whakakī hiri, ngā rauemi tākai, ngā pouaka pokepoke korehau, ngā wāhanga papu, ngā rakau whāriki, ngā taputapu, ngā hononga hiri, me ētahi atu.
3) te paipa
4. Ngā tono e tino akuaku ana, ā, kāore e paitini ana
1) te umanga kai me te inu
I roto i te umanga inu rama, ko tōna ātete kakahu, te ātete pānga, te whakahinuhinu-ā-roto me te kore-paitini tino pai e whakamahia ana mō te hanga i ngā taputapu, ngā kāmera, ngā ārai ārai kakahu o te raina kawe, ngā gaskets, ngā ara ārahi me ngā momo ārai-waku, ngā ara whakahinuhinu-ā-roto. Pērā i: ngā ara tiaki, ngā wira whetu, ngā taputapu ārahi, ngā rakau whāngai, me ētahi atu o ngā mīhini kai.
5. Te whakamahinga o ētahi atu āhuatanga: ngā wāhanga kaipuke, ngā wāhanga miihini pāmahana tino iti, me ētahi atu.
1) tono ātete pāmahana iti
2) Te whakamahinga o ngā āhuatanga ārai hiko
3) Te whakamahinga i roto i ngā maina waro
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