Mō te kimi i te rauemi pai rawa atu mō ngā momo mahi maha, ko te pepa UHMWPE (Ultra High Molecular Weight Polyethylene) te mea tino pai. Nā te whakakotahitanga o ngā āhuatanga ā-tinana me te matū e kore e taea te patu, he otinga whai hua, pono hoki puta noa i ngā momo ahumahi. I roto i tēnei pou rangitaki, ka tūhuratia e mātou ngā āhuatanga me ngā painga matua o te pepa UHMWPE, me te take i rongonui ai i waenga i ngā miihini me ngā kaihanga puta noa i te ao.
1. Ātete ki te Mau - Ko tētahi o ngā āhuatanga tino pai oRau UHMWPEko tōna ātete tino pai ki te kakahu. Inaa, ko ia te tuatahi i roto i ngā kirihou katoa i tēnei āhuatanga. E waru ngā wā he nui ake tōna ātete ki te kakahu i te maitai waro noa, he mea pai mō ngā tono e uru ana te waku me te pakaru tonu. Ahakoa i roto i ngā āhuatanga tino uaua, ka mau tonu te pepa UHMWPE i tōna āhua tūturu, ā, ka roa ake te ora o ō taputapu.
2. Kaha Pānga Tino Pai - He tino kaha te pānga o te pepa UHMWPE, e ono ngā wā he nui ake i te ABS (Acrylonitrile Butadiene Styrene) - he kirihou hangarau e whakamahia whānuitia ana. He tino whai hua tēnei āhuatanga i roto i ngā taiao pāmahana iti e pakarukaru ai ētahi atu rauemi. Mā te pepa UHMWPE, ka taea e koe te okioki mārie ka tū pakari ō taputapu ki ngā pānga nui, ā, ka mau tonu tōna hanganga.
3. Ātete Kaha ki te Waikura - Tētahi atu āhuatanga rongonui oRau UHMWPEko tōna ātete kaha ki te waikura. Kāore i rite ki ngā konganuku ka waikura, ka pirau rānei, kāore te pepa UHMWPE e pāngia e ngā momo matū, waikawa, me te kawakore. Nā tēnei he kōwhiringa pai rawa atu mō ngā tono e kore e taea te karo i te pānga ki ngā matū waikura, pērā i te tukatuka matū, te maimoatanga wai para, me ngā taiao moana.
4. Whakahinuhinu-ā-ia anō - He āhuatanga whakahinuhinu-ā-ia anō motuhake tō te pepa UHMWPE, e āhei ai te mahi maeneene me te whakaiti i te waku me te kore e hiahiatia he hinu tāpiri. Ehara i te mea ka whakapai ake i te whai huatanga anake tēnei āhuatanga engari ka whakaitihia hoki ngā whakaritenga tiaki, nā te mea kāore he take ki te pania anō i ngā hinu. Mā te āhuatanga whakahinuhinu-ā-ia anō o te pepa UHMWPE ka whakarite kia pono te mahi, ā, ka roa ake te roa o te ora o ō taputapu.
5. Ātete ki te Pāmahana Iti - He tino pai te ātete o te pepa UHMWPE ki ngā pāmahana iti. Ka taea e ia te tu atu ki ngā taiao tino makariri, ā, ko te iti rawa o te ātete ki te pāmahana ka eke ki te -170 nekehanga Celsius. Nā tēnei he kōwhiringa pai mō ngā whakamahinga i roto i ngā āhuatanga hukapapa, pērā i te tukatuka kai, te rokiroki makariri, me te tūhuratanga porowhita.
6. Ārai i te koroheketanga -Rau UHMWPEHe tino ātete ki te koroheketanga. Ahakoa i raro i ngā āhuatanga o te rā noa, ka taea e ia te pupuri i tōna āhua me tōna mahi tae atu ki te 50 tau me te kore e whakaatu i ngā tohu o te koroheketanga, o te pirau rānei. Nā tēnei pakari tino pai ka waiho te pepa UHMWPE hei otinga whai hua me te pono mō te wā roa mō ngā tono maha.
7. Haumaru, Kore Reka, Kore Paitini - He rauemi haumaru, kore paitini hoki te pepa UHMWPE. He whānuitia te whakamahinga i roto i ngā ahumahi e hiahia ana ki ngā paerewa akuaku me te haumaru, pērā i te tukatuka kai, ngā rongoā, me ngā taputapu hauora. Hei tāpiri, he kore reka te pepa UHMWPE, e kore ai e pā ki te kounga, ki te reka rānei o ngā hua kai.
Hei whakamutunga,Rau UHMWPEHe maha ngā āhuatanga motuhake e tuku ana i tēnei rauemi hei otinga kirihou tino pai mō ngā momo mahi. Nā tōna ātete ki te kakahu, tōna kaha pānga pai, tōna ātete ki te waikura, tōna kaha ki te whakahinuhinu i a ia anō, tōna ātete ki te pāmahana iti, ōna āhuatanga ārai-pakeke, me ōna āhuatanga haumaru, he mea pai tēnei mō ngā miihini me ngā kaihanga. Ahakoa he rauemi e hiahiatia ana e koe mō ngā mīhini taumaha, mō ngā wāhanga uaua, mō ngā taiao akuaku rānei,Rau UHMWPEka nui atu i ō tumanakohanga. Hokohia he pepa UHMWPE i tēnei rā, ā, ka wheako i ngā painga kore e rite ana.
Te whakataurite mahi matua
Te ātete nui ki te pakū
| Ngā Rauemi | UHMWPE | PTFE | Nairona 6 | Rino A | Polyvinyl fluoride | Rino papura |
| Te Auau o te Whakamahinga | 0.32 | 1.72 | 3.30 | 7.36 | 9.63 | 13.12 |
He pai ngā āhuatanga whakahinuhinu-ā-roto, he iti te waku
| Ngā Rauemi | UHMWPE - waro | Kohatu-waro maka | Whakairohiawaro pereti | Kāore i whakairohia he pereti waro | Waro raima |
| Te Auau o te Whakamahinga | 0.15-0.25 | 0.30-0.45 | 0.45-0.58 | 0.30-0.40 | 0.60-0.70 |
He kaha te pānga, he pakari pai
| Ngā Rauemi | UHMWPE | Kohatu maka | PAE6 | POM | F4 | A3 | 45# |
| Pāngakaha | 100-160 | 1.6-15 | 6-11 | 8.13 | 16 | 300-400 | 700 |
Wā tuku: Oketopa-07-2023