PTFEa ʻaʻole like ke kalapona kalapona.I kēia lā, e hoʻolauna mākou i nā mea ʻelua iā ʻoe.
ʻO ka PTFE he plastic fluorine-containing, i ʻike ʻia ʻo Teflon, Teflon, etc.PTFE plastikʻike ʻia ʻo ia ka King of Plastics ma muli o kāna hana kiʻekiʻe ma nā ʻano āpau.Hiki i ka PTFE ke pale aku i ka corrosion, nā wela kiʻekiʻe a me nā haʻahaʻa haʻahaʻa, ʻaʻohe mea ʻawaʻawa, insulation maikaʻi loa, anti-aging, lubrication kiʻekiʻe, a me nā waiwai maikaʻi ʻē aʻe.Eia nō naʻe, he nui nā waiwai e pono e hoʻomaikaʻi ʻia, e like me ke kolo, non-stick, abrasion resistance, line swelling a me ke kūpaʻa kaomi, paʻakikī a pēlā aku.I mea e hoʻomaikaʻi hou aku ai i kēia mau waiwai o PTFE, hiki ke hoʻohui ʻia nā mea ʻē aʻe e like me molybdenum disulfide, aniani fiber, graphite, polyphenylene resin, aniani fiber, a me ka pauka metala i nā mea maka o PTFE i ka like.ʻO ka hoʻohui ʻana i nā fiber carbon kahi ala maʻamau o ka hoʻololi ʻana i nā huahana PTFE.ʻO ke kuleana o nā kalapona kalapona i ka hoʻopiha ʻana i ka PTFE ʻo ia ka hoʻonui ʻana i ke kūpaʻa creep, ke kū ʻana o ka ukana, ke kūpaʻa ʻana, ke kūpaʻa dimensional, ka ikaika tensile a me nā waiwai ʻē aʻe.Hoʻohana ʻo PTFE.
ʻO ka fiber carbon (CF no ka pōkole) kahi ʻano mea fiber hou me ka ikaika kiʻekiʻe a me ka modulus kiʻekiʻe i loaʻa ma mua o 95% kalapona.He mea graphite microcrystalline ia i hana ʻia me nā fiber organik e like me ka flake graphite microcrystals i hoʻopaʻa ʻia i ke kuhikuhi axial o nā fibers, i hana ʻia e ka carbonization a me ka graphitization.ʻO ka carbon fiber he "māmā ma waho akā paʻa i loko", ʻoi aku ka māmā o ka nui ma mua o ka alumini akā ʻoi aku ka ikaika ma mua o ke kila, a loaʻa iā ia nā hiʻohiʻona o ka corrosion resistance a me ka modulus kiʻekiʻe, e lilo ia i mea koʻikoʻi i ka pale a me nā noi kīwila.ʻAʻole wale ia nā waiwai intrinsic o nā mea kalapona akā loaʻa nō hoʻi ka palupalu a me ke kaʻina hana o nā fiber textile, e lilo ia i hanauna hou o ka hoʻoikaika ʻana i nā fibers.Nui nā waiwai maikaʻi o ka carbon fiber.Loaʻa iā ia ka ikaika axial kiʻekiʻe a me ka modulus, ʻaʻohe kolo, ke kūpaʻa luhi maikaʻi, ka wela kūikawā a me ka conductivity uila ma waena o ka metala a me ka metala, a me ka pale electromagnetic maikaʻi.He liʻiliʻi ka coefficient o ka hoʻonui ʻana i ka wela, maikaʻi ka pale ʻana i ka corrosion, haʻahaʻa ka density o nā fibers, maikaʻi ka X-ray permeability, māmā ka nui, a ʻo ke ʻano non-oxidizing ka mea kū i nā wela ultra-kiʻekiʻe.Ke hoʻohālikelike ʻia me nā fiber aniani maʻamau, ʻoi aku ka nui o ka fiber carbon ma mua o ʻekolu manawa o ka modulus Young.Hoʻohālikelike ʻia me Kevlar, ʻoi aku ka nui o ka modulus o Young, a ʻaʻole hiki ke hoʻoheheʻe ʻia a pehu i loko o nā mea hoʻoheheʻe organik, nā waikawa a me nā alkalis, a he kūpaʻa kūpaʻa koʻikoʻi.ʻO ka hoʻohui ʻana o ka fiber carbon e hoʻomaikaʻi maikaʻi i ka hiki ke amo i ka mea hoʻohuihui, a ua hoʻohui ʻia kahi graphite liʻiliʻi i ka manawa like me PTFE me ka mea hoʻopiha piha carbon fiber.ʻO ka hoʻohui ʻana o ka graphite e hōʻemi ana i ka coefficient o ka friction ma waena o ka ʻili o ka fiber carbon a me ka counterpart, pēlā e hōʻemi ai i ka hāʻule ʻana o ke kalapona kalapona a hoʻomaikaʻi i ka pale ʻana o ka mea hoʻohui.
Ka manawa hoʻouna: Nov-29-2022