He mea nui ke koho ʻana i kahi mea sila no ka ʻeke kinipōpō i kāna hana kūleʻa.Ma kēia pou, e nānā mākou i kekahi o nā hiʻohiʻona nui o nā koho i hoʻohana maʻamau ʻia no nā sila polymer i loko o nā pahu pōpō.
Eia kekahi mau pou hou e pili ana i nā Noho Polymer a me nā Solutions Sealing:
- Nā Noho Pahu Poepoe - 9 mau koho kūʻai nui
- Alakaʻi alakaʻi no nā ʻenehana EMC ʻenehana kiʻekiʻe
- PTFE Rotary Lip Seals - 6 mau mea hoʻokūkū hiʻohiʻona ʻaʻole makemake ʻoe e ʻike!
Mea Nui #1:PTFE puʻupaʻa
ʻO Virgin PTFE (polymer inoa kālepa) he mea maikaʻi loa ia ma ke ʻano he mea hoʻoheheʻe pōleʻa pōlele no nā kaomi ma lalo o 5 ksi a me nā mahana ma waena o -20 F a me 400 F;akā naʻe, pili ka hana wela i ke kaomi.Ma ke kamaʻilio ʻana i ke kaomi, ʻaʻole decompress maikaʻi ʻo PTFE ma hope o ke kaomi ʻana.E hoʻomanaʻo ʻaʻole hana maikaʻi ka polymer i ka wā e hoʻololi ʻia ai ka wela ma mua o 167 F. ʻO kekahi o kona ikaika nui ʻo ke kūʻē kemika, kokoke i ka hiki ʻole ke hoʻoheheʻe;ʻO kekahi ikaika he haʻahaʻa haʻahaʻa loa.He pale ahi nō hoʻi.
Mea Nui #2:PTFE i hooikaikaia ke aniani
ʻO ka PTFE i hoʻoikaika ʻia e like me ka hoʻohana ʻia ʻana i nā sila valve ball he maʻamau 15% aniani fiber, e hoʻonui ana i ka mahana a me ka helu kaomi i loaʻa me ka PTFE puʻupaʻa.E like me ka polymer unreinforced, ke aniani hoʻoikaika ʻia ʻo PTFE he maikaʻi loa ke kūpaʻa kemika me ka ʻole o nā caustics wela a me nā hydroflourics.ʻO ia hoʻi, he pale ahi a he haʻahaʻa haʻahaʻa, ʻaʻole naʻe e like me ka PTFE puʻupaʻa.
Mea Nui #3:ʻO ka PTFE i hoʻoikaika ʻia ke kila kila
Aia kekahi ʻano ʻano ʻē aʻe o ka PTFE i hoʻoikaika ʻia i hoʻohana ʻia i kekahi manawa i nā sila kīpē pōleʻa: ʻo ke kila kila i hoʻoikaika ʻia ʻo PTFE.Hana ʻia kēia mea hōʻailona hoʻohui me 50% polymer a me 50% pauka 316 stainless steel.ʻO -20 F a hiki i 550 F (ʻoi aku ka kiʻekiʻe ma mua o ka PTFE puʻupaʻa) a ʻoi aku ka nui o ke kaomi ma mua o ka PTFE puʻupaʻa a i ʻole ke aniani fiber i hoʻoikaika ʻia.ʻO ia nō hoʻi, he pale ahi, akā ʻoi aku ka kiʻekiʻe o kona coefficient o friction ma mua o PTFE.
Mea Nui #4:PEEK
ʻO PEEK kahi koho i ka wā e waiho ai nā koi ma waho o ka pae wela o PTFE.Hana maikaʻi ʻo PEEK ma nā kaiapuni me nā mahana ma waena o -70 F a 600 F, a ʻaʻole pili ʻia e ka ʻike mau ʻana i ka mahu a me ka wai wela.ʻOi aku ka paʻakikī ma mua o ka polymer, akā ʻoi aku ka paʻakikī.ʻO kona hemahema nui, ma waho aʻe o kona paʻakikī, ʻo ia kona ʻano palupalu i nā mahana haʻahaʻa.
Mea Nui #5:UMHW Polyethylene
ʻO ka UHMW Polyethylene ka mea i koho ʻia no nā noi kūikawā ʻē aʻe, me nā mea i loaʻa ka haʻahaʻa a me ka haʻahaʻa haʻahaʻa.He 1.5 ksi kona puʻe helu a ʻo kona pae wela -70 F a 200 F 1500 psi -57C a 93C.ʻO ka UHMW Polyethylene ka maikaʻi loa o ka pale ʻana i ka abrasion.
Mea Nui #6:Polyether Klorina
Hoʻohana ʻia ka polyether chlorinated i kekahi manawa ma ke ʻano he mea hoʻoheheʻe pōpō pōleʻa, e hana ana i nā mahana a hiki i 257 F. Hana maikaʻi ʻo ia ma ke alo o nā waikawa a me nā mea hoʻoheheʻe inā hiki ke ʻae ʻia ka palupalu, a kū i ka ʻoi aku ma mua o 300 mau kemika.ʻAʻole ia e kolo, ʻaʻole makemake e komo i ka wai.
Ke ulu mau nei nā sila:
ʻO nā mea Sila he kahua e ulu mau ana, akā ʻo kēia mau mea ʻeono ke ʻano o nā mea hoʻokūkū koʻikoʻi no nā koho seal ball valve thermoplastic.ʻO kā lākou mau hiʻohiʻona nui e like me ke kaomi a me ka hana wela, ka haʻahaʻa haʻahaʻa, ka pale kemika.
Nā huaʻōlelo: polymer ptfe, uhmw, nā sila kīpē kinipōpō
Ka manawa hoʻouna: Jul-10-2018