Kutentha Kwambiri, Zosamva Kuwonongeka, Magiya Apamwamba a PEEK
Mafotokozedwe Akatundu
Magiya athu a PEEK amapangidwa pogwiritsa ntchito ukadaulo wapamwamba kwambiri womwe umatsimikizira uinjiniya wolondola komanso mawonekedwe osasinthika. Kuphatikizika kwapadera kwa zinthu za PEEK ndi njira zopangira zotsogola kumabweretsa magiya omwe ali ndi kukana kovala bwino, kugundana kocheperako komanso kuchuluka kwamphamvu kwa kulemera. Izi zimapangitsa kuti zikhale zabwino kwa mapulogalamu omwe kudalirika ndi moyo wautali ndizofunikira, monga makina otumizira katundu wambiri, makina olondola ndi zida zolemera.
Ubwino wa Zamalonda
Magiya a PEEK adapangidwa kuti aziposa zida zachikhalidwe, kuphatikiza zitsulo ndi mapulasitiki ena, pankhani ya kukana kuvala, kupulumutsa kulemera komanso magwiridwe antchito onse. Mawonekedwe ake apamwamba amakina amalola kupirira kutentha kwakukulu, mankhwala owononga ndi katundu wambiri popanda kuwonongeka, zomwe zimapangitsa kuti zikhale zabwino kwa ntchito zovuta zomwe zimalephera kulekerera. Magiya athu a PEEK amatha kugwira ntchito m'malo ovuta, kupereka kudalirika kosayerekezeka ndi kukhazikika, kuchepetsa kutsika kwamakasitomala ndi ndalama zosamalira.
Kuphatikiza pakuchita bwino kwambiri komanso kulimba, magiya athu a PEEK ndi osavuta kukhazikitsa ndi kukonza. Makhalidwe ake opepuka komanso osagwirizana ndi dzimbiri amapangitsa kuti ikhale yosavuta kuyigwira ndikuyiyika, kuchepetsa ndalama zogwirira ntchito komanso nthawi. Kuonjezera apo, katundu wake wodzipangira yekha mafuta amathandizira kuchepetsa zofunikira zokonzekera, kuchepetsanso ndalama zogwiritsira ntchito makasitomala.
Mafotokozedwe a Zamalonda
Katundu | Chinthu No. | Chigawo | PEEK-1000 | Chithunzi cha PEEK-CA30 | PEEK-GF30 |
1 | Kuchulukana | g/cm3 | 1.31 | 1.41 | 1.51 |
2 | Mayamwidwe amadzi (23 ℃ mumlengalenga) | % | 0.20 | 0.14 | 0.14 |
3 | Kulimba kwamakokedwe | MPa | 110 | 130 | 90 |
4 | Kupsinjika kwamphamvu panthawi yopuma | % | 20 | 5 | 5 |
5 | Kupsinjika kwapakatikati (pa 2% kupsinjika mwadzina) | MPa | 57 | 97 | 81 |
6 | Mphamvu yamphamvu ya Charpy (yosasankhidwa) | KJ/m2 | Palibe kupuma | 35 | 35 |
7 | Charpy impact mphamvu (notched) | KJ/m2 | 3.5 | 4 | 4 |
8 | Tensile modulus ya elasticity | MPa | 4400 | 7700 | 6300 |
9 | Kulimba kwa mpira | N/mm2 | 230 | 325 | 270 |
10 | Kulimba kwa Rockwell | - | M105 | M102 | m99 |
Zofunsira Zamalonda
Kutentha kwa nthawi yayitali kwa PEEK ndi pafupifupi 260-280 ℃, kutentha kwa nthawi yayitali kumatha kufika 330 ℃, ndi kukana kwamphamvu kwambiri mpaka 30MPa, ndizinthu zabwino zosindikizira kutentha kwambiri.
PEEK ilinso ndi zodzikongoletsera zabwino, kukonza kosavuta, kukhazikika kwa insulation, kukana kwa hydrolysis ndi zinthu zina zabwino kwambiri, kuzipanga muzamlengalenga, kupanga magalimoto, magetsi ndi zamagetsi, kukonza zamankhwala ndi chakudya ndi magawo ena ali ndi ntchito zambiri.