Ukucoceka okuphezulu kunye nobushushu obunganyangekiyo ityhubhu egqunyiweyo, njengeSikhuseli soKhuseleko lweThermocouple okanye iAlumina ceramic tubes zokufudumeza into.
Malunga ne-alumina oxide ceramic
Ityhubhu yeVacuum yomlilo inokumelana ne-99% yobushushu obuphezulu, i-abrasion, i-asidi kunye nokumelana ne-alkali, amandla aphezulu kunye nokuqina okuhle.
Iimveliso zisetyenziswa ngokubanzi kwizixhobo zombane, imigodi, amalahle, ishishini, oomatshini, iibhoyila, i-aerospace, i-electronics kunye nezinye iindawo.
I-alumina oxide ceramic inokwenziwa kwezi mveliso zilandelayo:
1. I-99% yeetyhubhu ze-porcelain kunye nezixhobo zempi.
2. ityhubhu ye-aluminium ephezulu yeCorundum.
3. Gqoka ukuxhathisa kwe-alumina ceramic bushing.
4. Iityhubhu echanekileyo yeekeramics zombane kunye nezixhobo zombane.etc.
Iingenelo
1. Ukumelana nobushushu obuphezulu
I-tube ye-alumina ene-Porous ine-high melting point (ukuya kwi-1750 degrees Celsius) kunye nenqanaba eliphezulu lokubilisa.
2. Ukumelana nokubola
Ingasetyenziselwa phantsi kwee-asidi ezinamandla, iziseko ezomeleleyo, i-inorganic, i-salts eziphilayo, njl.
3. Anti-magnetic
Ngenxa yokuba izinto eziphathekayo zingenamagnetic, ayifaki uthuli kwaye inciphisa ukuvuleka komphezulu.
4. Ukufakwa kombane
I-insulator kwiqondo lokushisa, i-resistivity ephezulu, ingasetyenziselwa izixhobo ezifuna ukugquma.
Idatha yeMathiriyeli. Iphepha
Ngokubanzi | Ipropati | Iiyunithi | 99.5% i-alumina | 99% alumina | 95% alumina |
Oomatshini | Ukuxinana | g/cm3 | ≥3.85 | ≥3.80 | ≥3.60 |
Ukufunxwa kwamanzi | % | 0 | 0 | 0 | |
Ukuqina | HV | 1700 | 1700 | 1500 | |
Amandla e-Flexural | Mpa | ≥379 | ≥338 | ≥320 | |
Amandla acinezelayo | Mpa | ≥2240 | ≥2240 | ≥2000 | |
Ukuqina kokwaphuka | Mpa m 1/2 | 4-5 | 4-5 | 3-4 | |
Thermal | Max. inkonzo ubushushu (Ayilayishi) | ℃ | 1650 | 1600 | 1450 |
I-CTE (20-800℃) | 1×10 -6 /℃ | 6.5~8.0 | 6.2~8.0 | 5.0~8.0 | |
Umothuko wobushushu | T(℃) | ≥250 | ≥200 | ≥220 | |
I-Thermal conductivity (25℃ ) | W/m.k | 30 | 29 | 24 | |
Ubushushu obuthile | 1 x 10 3 J/(kg·K) | 0.78 | 0.78 | 0.78 | |
Umbane | Ukuxhathisa umthamo (25℃ ) | ohm.cm | >1 x 10 14 | >1 x 10 14 | >1 x 10 14 |
Amandla e-insulation | KV/mm | 19 | 18 | 18 | |
Idielectric engaguqukiyo (1Mhz) | (E) | 9.7 | 9.5 | 9.5 |
Shiya umyalezo
Ilungelo lokushicilela © 2022 Liling xing tai ende ekhethekileyo yeceramic co.,ltd Onke Amalungelo Agciniwe.