NiCr 80/20hlau tsuag thermalyog ib yam khoom zoo uas tsim los rau kev siv arc spraying. Cov hlau no muaj 80% nickel thiab 20% chromium, ua rau nws yog ib qho kev xaiv zoo heev rau kev tsim cov txheej uas xav tau kev tiv thaiv kub siab, kev tiv thaiv corrosion, thiab kev tiv thaiv oxidation. NiCr 80/20 siv dav hauv ntau yam lag luam, suav nrog aerospace, kev tsim hluav taws xob, petrochemical, thiab kev tsim khoom, los tiv thaiv thiab kho cov nto, txhim kho kev tiv thaiv hnav, thiab txuas lub neej ntawm cov khoom tseem ceeb. Nws qhov kev ua tau zoo tshaj plaws hauv cov chaw ib puag ncig hnyav ua rau nws yog ib qho kev daws teeb meem txhim khu kev qha rau cov ntawv thov uas xav tau.
Kev npaj qhov chaw kom zoo yog qhov tseem ceeb heev kom ua tiav cov txiaj ntsig zoo tshaj plaws nrog NiCr 80/20 thermal spray wire. Qhov chaw uas yuav tsum tau coated yuav tsum tau ntxuav kom huv si kom tshem tawm cov pa phem xws li roj, roj, av, thiab oxides. Grit blasting nrog aluminium oxide lossis silicon carbide raug pom zoo kom ua tiav qhov roughness ntawm qhov chaw ntawm 50-75 microns. Kev ua kom huv si thiab roughened nto txhim kho qhov lo rau ntawm thermal spray coating, ua rau kev ua tau zoo dua thiab lub neej ntev.
| Khoom | Cov khoom xyaw (%) |
|---|---|
| Nickel (Ni) | 80.0 |
| Chromium (Cr) | 20.0 |
| Vaj tse | Tus nqi ib txwm muaj |
|---|---|
| Qhov Ceev | 8.4 g/cm³ |
| Qhov Kub Yaj | 1350-1400°C |
| Lub zog tensile | 700-1000 MPa |
| Qhov nyuaj | 200-250 HV |
| Kev Tiv Thaiv Oxidation | Zoo heev |
| Kev Ua Kub | 15 W/m·K ntawm 20°C |
| Txheej Thickness Ntau Yam | 0.2 – 2.0 hli |
| Qhov porosity | < 1% |
| Kev Tiv Thaiv Hnav | Siab |
NiCr 80/20 thermal spray wire muab kev daws teeb meem zoo thiab muaj txiaj ntsig zoo rau kev txhim kho cov khoom nto ntawm cov khoom uas raug rau qhov kub thiab txias heev. Nws cov khoom siv kho tshuab zoo heev thiab kev tiv taus oxidation thiab hnav ua rau nws yog cov khoom siv tseem ceeb rau ntau yam kev siv hauv kev lag luam. Los ntawm kev siv NiCr 80/20 thermal spray wire, kev lag luam tuaj yeem txhim kho kev ua tau zoo thiab lub neej ua haujlwm ntawm lawv cov khoom siv thiab cov khoom.
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