- Nsɛm titiriw a ɛfa Alumina Ceramics ne Silicon Carbide Ceramics ho
Alumina ceramic yɛ ceramic ade a wɔde aluminium oxide (Al2O3) na ɛyɛ titiriw, a nea ɛda nsow ne ahoɔden a ɛkorɔn, ɛyɛ den, ɛko tia ɔsɛe, na ɛko tia acid ne alkali nsɛe. Esiane sɛ alumina dɔte yɛ adwuma yiye nti, wɔde di dwuma kɛse wɔ nnwuma te sɛ mfiri, ɛlɛtrɔnik mfiri, ne nnuruyɛ mu.
Silicon carbide ceramic yɛ ceramic ade a wɔde silicon carbide (SiC) na ɛyɛ titiriw, a ɛno nso yɛ ceramic ade a ɛyɛ adwuma yiye-. Wɔ silicon carbide ceramic a ɛda no denden, ahoɔden, ne nea ɛko tia ɔsɛe adi akyi no, ɛwɔ ɔhyew a ɛtumi gyina pintinn ne nnuru a ɛtumi gyina pintinn a ɛkyɛn so. Eyi ma etumi kura ne dwumadi mu pintinn wɔ tebea horow a emu yɛ den te sɛ ɔhyew a ɛkɔ soro, nhyɛso a ɛkɔ soro, ne nsɛe a emu yɛ den mu.
- Nnuru a Wɔde Yɛ Adwuma Ho Ntotoho
1. Hardness ne Ahoɔden: Alumina ceramics ne silicon carbide ceramics nyinaa da hardness ne ahoɔden a ɛkorɔn adi. Nanso, mpɛn pii no, silicon carbide dɔte no mu yɛ den sen alumina dɔte, na ɛma ɛyɛ den sɛ wɔbɛkyerɛw ne nwene.
2. Wear Resistance: Esiane sɛ silicon carbide ceramics yɛ den kɛse nti, wɔn wear resistance no mu yɛ den kakra. Wɔ ahoɔhare kɛse-adwumayɛ anaa adesoa a emu yɛ duru-adesoa tebea mu no, silicon carbide ceramics a ɛko tia ɔsɛe no yɛ adwuma yiye soronko, na ɛma ɛfata ma nneɛma a wɔyɛ a ɛhwehwɛ sɛ ɛko tia ɔsɛe kɛse.
3. Nnuru a Egyina: Alumina dɔte ne silicon carbide dɔte nyinaa da nnuru a egyina pintinn a ɛkyɛn so adi, na ɛko tia nsɛe a efi nnuru ahorow pii mu ba. Nanso, wɔ nnuru pɔtee bi mu no, silicon carbide dɔte betumi ada no adi sɛ ɛko tia nsɛe a ɛkorɔn.
- Nnwuma a Wɔde Di Dwuma
1. Aluminum Oxide Ceramics a wɔde di dwuma: Esiane sɛ ɛyɛ den kɛse, ɛyɛ den kɛse, na ɛko tia ɔsɛe nti, wɔde aluminium oxide ceramics di dwuma kɛse wɔ mfiri afã horow, abrasives, nnwinnade a wɔde twa, ne substrates ne encapsulation nneɛma a wɔde yɛ ɛlɛtrɔnik mfiri. Bio nso, aluminium oxide dɔte di dwuma titiriw wɔ nnwuma te sɛ nnuruyɛ, petroleum, ne dade ho adwumayɛ mu.
. Wɔ nnwuma te sɛ ahunmu, kar a wɔyɛ, ne ahoɔden foforo mu no, silicon carbide dɔte no kura anidaso a ɛtrɛw sɛ wɔde bedi dwuma.
- Awie
Sɛ yɛka ne nyinaa bom a, alumina ceramics ne silicon carbide ceramics nyinaa yɛ ceramic nneɛma a ɛyɛ adwuma yie-a, emu biara wɔ mfasoɔ soronko wɔ dwumadie ahodoɔ mu. Wɔ sɛnea ɛko tia ɔsɛe ho no, silicon carbide ceramics da adwumayɛ a ɛkorɔn adi esiane sɛ ɛyɛ den kɛse nti. Nanso, wɔ dwumadie a mfasoɔ wɔ so mu no, ɛsɛ sɛ wɔsɔ dɔteɛ nneɛma a wɔpaw no hwɛ yie a egyina mmeaeɛ pɔtee a wɔde di dwuma ne ahwehwɛdeɛ so. Bere a alumina ceramics di ahwehwɛde ahorow bi a ɛmma ɛnsɛe ho dwuma no, ɛsan nso de anyinam ahoɔden a ɛbɔ ho ban a eye kyɛn so ne dielectric a ɛyera kakraa bi ma, na ɛma wotumi de di dwuma kɛse wɔ ahoɔden mfiri ne ɛlɛtrɔnik substrates mu. Nea ɛne eyi bɔ abira no, silicon carbide dɔte fata kɛse ma tebea horow a emu yɛ den te sɛ ɔhyew a ɛkɔ soro, nhyɛso kɛse, ne ahoɔhare kɛse, na wonya mfaso wɔ ahunmu, kar yɛ, ne nnwuma afoforo mu.
Alumina dɔte ne silicon carbide dɔte mu biara wɔ ne su ne mfaso horow. Ɛsɛ sɛ yegyina ahwehwɛde pɔtee bi a wɔde di dwuma so paw dɔte nneɛma a ɛfata sen biara.
- Tecera wɔ mfeɛ 25 osuahu wɔ nneɛma a wɔyɛ mu, sɛ́ ɛyɛ alumina anaa silicon carbide ceramics. Sɛ wowɔ ahiade biara a, yɛsrɛ wo, di yɛn ho nkɔmmɔ
