Cov yam ntxwv ntawm cov khoom siv PPA
1, PPA yog cov khoom siv kub-resistant, nrog melt point ntawm 310-325 ° C thiab kub distortion kub (HDT) ntawm 280-290 ° C.
2, PPA muaj cov roj ua haujlwm zoo thiab ua haujlwm zoo rau ntau yam roj xws li roj roj thiab roj lubricating, txawm tias qhov kub ntawm 150 ℃.
3, PPA muaj kev ruaj ntseg zoo heev thiab tsis tshua muaj kev sib ntaus sib tua
4, Kev nqus dej ntawm PPA yog qis dua li ntawm PA6 lossis PA66, thiab nws lub zog tensile tuaj yeem nyob siab dua 80% txawm tias tom qab tau muab tso rau hauv dej txias rau ntau xyoo.
5, PPA muaj huab cua tiv thaiv zoo heev thiab tseem tsim nyog rau kev siv sab nraum zoov mus sij hawm ntev nyob rau hauv huab cua huab cua xws li UV hluav taws xob siab, av noo, thiab kub.
6, PPA muaj kev ua tau zoo ib puag ncig thiab tuaj yeem ncav cuag US FDA qib
PPA daim ntawv thov thaj chaw
Automotive kev lag luam:Cov khoom siv, cov khoom siv hauv tsev, cov twj tso kua mis, cov twj tso kua mis, cov khoom siv clutch, roj twj, thiab lwm yam.
Hluav taws xob thiab hluav taws xob:connectors, SMT connectors, Circuit Court breakers, daim npav qhov, thiab lwm yam.
Machinery kev lag luam:dej twj, roj twj tso kua mis accessories, impellers, dej kub yeeb fittings, bearings, zog, thiab lwm yam.
Cov khoom siv niaj hnub:dej twj, roj twj tso kua mis accessories, impellers, dej kub yeeb fittings, bearings, zog, thiab lwm yam.
Automotive kev lag luam
Kev ua tau zoo txhawb nqa PPA cov ntaub ntawv rau tsheb muaj cov khoom zoo heev. Txhawm rau kom ua tau raws li kev siv cov khoom siv hauv tsheb, cov ntaub ntawv PPA txhawb nqa muaj cov khoom hauv qab no:
Siab zog, siab rigidity
Zoo heev creep kuj, qaug zog lub zog thiab kev co kuj
Zoo heev dimensional stability
Tshuaj tsis kam mus rau automotive fuels, kua thiab roj
Kub kub tsis kam, ultrasonic vuam tsis kam;
Zoo machinability nrog nruj pwm kam rau ua.
Electronic thiab hluav taws xob
Cov ntaub ntawv PPA ua tau zoo rau kev siv hluav taws xob thiab hluav taws xob muaj cov khoom zoo heev. Txhawm rau ua kom tau raws li qhov yuav tsum tau ua ntawm kev siv hluav taws xob thiab hluav taws xob, cov ntaub ntawv PPA txhim kho muaj cov khoom hauv qab no:
Kub distortion kub (HDT) tshaj 270 ° C
Zoo heev dimension stability;
Siab zog, siab modulus, siab cuam tshuam lub zog
High flow thiab tsawg shrinkage rau precision molding
Kub kub thiab solder kuj
Hluav taws xob rwb thaiv tsev zoo heev
Mechanical Engineering
Cov ntaub ntawv PPA ua tau zoo rau kev lag luam tshuab muaj cov khoom zoo heev. Txhawm rau kom ua tau raws li kev siv cov khoom siv hauv kev lag luam, cov ntaub ntawv PPA txhawb nqa muaj cov khoom hauv qab no:
Kub kub tsis kam, kub distortion kub tshaj 270 ℃
Tshuaj tiv thaiv
Siab zog, tiv thaiv qaug zog
Zoo heev dimensional stability
Cov dej kub zoo heev
Roj kuj zoo heev
Cov khoom siv niaj hnub
Cov ntaub ntawv PPA ua tau zoo rau cov khoom siv niaj hnub muaj cov khoom zoo heev. Txhawm rau ua kom tau raws li daim ntawv thov yuav tsum tau ua hauv thaj tsam ntawm cov khoom siv niaj hnub, cov ntaub ntawv PPA txhawb nqa muaj cov khoom hauv qab no:
Kub kub kuj
Tshuaj tiv thaiv, qaug zog kuj
Zoo heev zog thiab mechanical kev ncaj ncees
Zoo heev dimensional stability
Ua raws li FDA
Post lub sij hawm: 18-08-22