Saxanka Kaarboon-ka-hortagga ee Silicon Carbide
Saxanka iska caabiya ee Silicon carbidewaa saxan dahaadh ah oo leh iska caabin dab iyo iska caabin aad u fiican. Waxaa badanaa loo isticmaalaa deegaannada shaqada ee qaada oo gudbiya kulaylka iyo kiimikooyinka heerkulka sare, cadaadiska sare iyo xaaladaha daxalka kiimikada. Saxannada setter-ka ee Silicon carbide waxaa inta badan laga sameeyaa walxaha silicon carbide iyo silicon nitride, oo leh cufnaan badan iyo heerkul iska caabin dab, heerkul hooseeya oo kulaylka ah, mana aha kuwo si fudud loo saameyn karo qaybinta heerkulka qalabka.
Habraacyada Wax Soo Saarka:OSiC/SSiC/NSiC/SiC/RBSiC(SiSiC)/RSiC.
Cabbirka/Qaabka:Cabbir kasta (ugu badnaan 1200 × 800mm) iyo qaab (leydi, goobaabin, jarjar gaar ah) iyada oo loo marayo mashiinka CNC.
Dawaarka Farsamada:Hagaaji walxaha isku xidhka, wareegyada sintering-ka, iyo daawaynta dusha sare si aad u hesho cabbirrada saxda ah ee habkaaga.
Iibka Kadib:La-talin farsamo, hagitaan rakibaad.
Sifooyinka:
Iska caabbinta dabka iyo iska caabbinta xirashada:Saxannada qalabka silikoon ee carbide-ka ah waxay si joogto ah u shaqayn karaan marka heerkulku sarreeyo, cadaadiska sare iyo xaaladaha daxalka kiimikada, waxayna yeelan karaan iska caabin dab iyo iska caabin xirasho oo aad u fiican.
Waxqabadka ka hortagga oksaydhka:Waxay si joogto ah uga shaqayn kartaa oksaydhaynta iyo yaraynta jawiga, tirada wareegyaduna waxay gaari kartaa in ka badan 500-1000 jeer.
Cadaadis heerkul sare leh iyo xoog dabacsanaan leh:Waxay leedahay xoog sare iyo iska caabin cadaadis oo wanaagsan, waxaana loo isticmaali karaa muddo dheer heerkul sare iyada oo aan lahayn isbeddel.
Iska caabbinta qaboojinta degdegga ah iyo kuleylka:Waxay leedahay iska caabin wanaagsan oo ku wajahan qaboojinta degdegga ah iyo kululaynta, mana fududa in la jabiyo inta la isticmaalayo. Heerkulka hawlgalka oo ballaaran: waxaa loo isticmaali karaa inta u dhaxaysa 800℃-1400℃.
Saxanka carbide-ka ee silikoonka ah oo leh dahaadh alumini ahWaxay si wax ku ool ah u yareyn kartaa xirashada walxaha waxayna kordhin kartaa cimriga adeegga iyadoo la samaynayo lakab ilaalin ah oo alumina ah oo ku yaal dusha sare ee carbide-ka silicon. Isla mar ahaantaana, iska caabbinta aashitada iyo alkali ee alumina waxay xannibi kartaa nabaad-guurka carbide-ka silicon ee warbaahinta dibadda waxayna hagaajin kartaa iska caabbinta daxalka ee maaddada. Intaa waxaa dheer, alumina waxay leedahay sifooyin dahaadh wanaagsan, kuwaas oo go'doomin kara socodka hadda ama kulaylka waxayna ka fogaan karaan luminta sifooyinka korontada ama kulaylka.
| Kaarboohaydraytka Silikoon ee Ku Xiran Oxide-Bond (OSiC) | |
| Shay | Xogta |
| SiC | 90% |
| Heerkulka Hawlgalka ugu Badan | 1550℃ |
| Cufnaanta Badan | 2.6-2.7 (g/cm3) |
| Silikoon Dioxide | 5-7% |
| Xoog Laabista Qabow | 45Mpa |
| Heerka Ballaarinta Kulaylka 1000℃ | 0.42-0.48% |
| Fosfooraska Muuqda | 7-8% |
| Kaarboohaydraytka Silikoon ee Dib loo Dib-u-warshaday (RSiC) | |
| Shay | Xogta |
| SiC | ＞99% |
| Heerkulka Hawlgalka ugu Badan | 1650℃ |
| Cufnaanta Badan | 2.65-2.75 (g/cm3) |
| Xoogga Laab-qabsiga Heerkulka Sare 1200°C | 100-110 (MPa) |
| Xoogga Laabista Qolka 20℃ | 90~100 (MPa) |
| Adkaanta 20°C | 1800~2000(kg/mm2) |
| Fosfooraska Muuqda | <15% |
| Adkaanta Jabka 20°C | 1.8~2.0(MPa*M1/2) |
| Qaboojinta Kulaylka 1200°C | 35~36(W/MK) |
| Isugeynta Ballaarinta Kulaylka 20-1200°C | 4.6(1*10-6/°C) |
| Iska caabbinta Shoogga Kulaylka 1200°C | Wanaagsan |
| Cadaadis la'aan Silikoon Kaarboohaydrayt ah (SSiC) | |
| Shay | Xogta |
| Cufnaanta Badan | 3.10-3.15 (g/cm3) |
| Adkaanta | ≤2600 (HV) |
| Fosfooraska Muuqda | <0.2% |
| Xoog Cadaadis ah | ≥2200MPa |
| Xoogga Dabacsanaan | ≥400MPa |
| Nadiifnimo (Boqolkiiba SiC) | ≥99% |
| Modulus Laablaaban | 400GPa |
| Qaboojinta Kulaylka | 90-110 (W/m·k) |
| Heerkulka ugu Sareeya | 1600℃ |
| Isku-darka Ballaarinta Kulaylka | 4.0(10 -6 · 1/℃) |
| Falcelinta Xiran ee Silicon Carbide (RBSiC) | |
| Shay | Xogta |
| SiC | 80% |
| Si | ≤2600 (HV) |
| Heerkulka Shaqada ugu badan | 1380℃ |
| Cufnaanta Badan | ≥3.02 (g/cm3) |
| Fosfooraska Muuqda | <0.1% |
| Xoogga Dabacsanaan | 250MPa (20℃) |
| 280MPa (1200℃) | |
| Modulus Laablaaban | 330GPa (20℃) |
| Qaboojinta Kulaylka | 45 (W/m·k) (1000℃) |
| Isugeynta Ballaarinta Kulaylka | 4.5 (K-1x10 -6) |
| Adkaanshaha Mohs | 9.15 |
| Iska caabbinta aashitada iyo alkali | Aad u fiican |
| Cabbirka | Miisaanka (kg) | Cabbirka | Miisaanka (kg) | Cabbirka | Miisaanka (kg) |
| 735x230x16.5 | 7.8 | 590x510x25 | 21 | 500x500x20 | 13.7 |
| 700x600x18 | 21.2 | 590x340x15 | 8.2 | 500x500x15 | 10.5 |
| 700x340x13 | 8.7 | 580x415x14 | 9.2 | 500x500x13 | 9.1 |
| 700x290x13 | 7.4 | 585x375x18 | 11.05 | 500x500x12 | 8.4 |
| 680x580x20 | 22.1 | 580x350x12.8 | 7.3 | 500x480x15 | 10 |
| 660x370x30 | 20.5 | 580x550x20 | 20.5 | 500x480x13 | 8.8 |
| 650x650x25 | 29.5 | 575x450x12 | 8.7 | 500x450x15 | 9.5 |
| 650x220x20 | 8 | 570x570x20 | 18.2 | 500x450x13 | 8.2 |
| 650x320x20 | 11.65 | 570x495x20 | 15.4 | 500x440x15 | 8.8 |
| 650x275x13 | 6.5 | 550x550x13 | 11 | 500x400x20 | 11.2 |
| 640x550x18 | 17.7 | 550x500x15 | 11.5 | 500x400x15 | 8.4 |
| 640x340x13 | 7.9 | 550x500x20 | 15.4 | 500x400x13 | 7.3 |
| 620x420x15 | 10.6 | 550x480x14.5 | 10.65 | 500x400x12 | 6.7 |
| 615x325x20 | 10.7 | 550x450x14 | 9.7 | 500x370x20 | 10.3 |
| 610x450x20 | 15.4 | 550x450x20 | 13.8 | 500x370x15 | 7.8 |
| 600x580x20 | 19.4 | 550x400x13 | 8.1 | 500x370x13 | 6.6 |
| 600x550x15 | 13.8 | 550x370x12 | 6.6 | 500x370x12 | 6.2 |
| 600x500x15 | 12.6 | 540x410x15 | 9.1 | 500x300x13 | 5.5 |
| 600x500x20 | 16.8 | 530x340x13 | 6.6 | 500x230x17 | 5.5 |
| 600x480x15 | 12 | 540x330x13 | 6.5 | 480x460x14 | 8.4 |
| 600x400x13 | 8.7 | 540x240x10 | 3.6 | 480x450x13 | 7.6 |
| 600x400x15 | 10 | 530x540x20 | 15.8 | 480x380x12 | 6.15 |
| 600x400x20 | 13.4 | 530x330x12.5 | 6 | 480x370x12 | 5.95 |
| 600x370x15 | 9.3 | 525x390x14 | 8 | 480x360x12 | 5.8 |
| 600x355x15 | 8.9 | 525x390x12.5 | 7.1 | 480x340x12 | 5.5 |
| 600x300x13 | 6.6 | 520x500x20 | 14.5 | 480x330x12 | 5.3 |
| 520x480x15 | 10.5 | 520x500x15 | 10.9 | 480x300x12 | 4.8 |
| 520x420x15 | 9.1 | 520x500x13 | 9.45 | 480x310x12 | 5 |
| 520x200x13 | 4.2 | 520x480x18 | 12.5 | 480x230x17 | 5.3 |
| 460x440x13 | 7.2 | 460x355x18 | 10.5 | 480x200x15 | 4 |
Alaab nadaafadeed oo heer sare ah:Saxanka iska caabbinta ee silikoon carbide wuxuu door muhiim ah ka ciyaaraa habka gubashada ee qalabka nadaafadda ee heerka sare ah. Iska caabbinta kiimikada ee aadka u fiican iyo iska caabbinta heerkulka sare waxay ka dhigaysaa qalabka nadaafadda ee la shido inuu leeyahay tayo sare iyo cimri dherer.
Dhoobada maalinlaha ah:Marka la shido dhoobada maalinlaha ah, saxanka setter-ka ee silicon carbide wuxuu bixin karaa jawi deggan oo sintering ah si loo hubiyo tayada iyo muuqaalka alaabta dhoobada ah. Xooggeeda heerkulka sare iyo xasilloonida shoogga kulaylka ayaa ka dhigaya dhoobada maalinlaha ah mid adag oo qurux badan.
Dhoobada farsamada gacanta:Habka dab-shidka ee dhoobada farsamada gacanta, isticmaalka saxanka setter-ka silicon carbide wuxuu hagaajin karaa saxnaanta iyo simanaanta dusha sare ee badeecada. Waxqabadkeeda adag ee aadka u fiican iyo xasilloonida heerkulka sare waxay hubinayaan wax soo saarka tayada sare leh ee dhoobada farsamada gacanta.
Alaabta guriga ee foornada:Saxanka silikoon-ka ah ee carbide-ka ayaa sidoo kale si weyn loogu isticmaalaa alaabta guriga ee foornada. Awooddeeda heerkulka sare ee aadka u fiican iyo hufnaanta kulaylka ayaa ka dhigaysa alaabta guriga ee foornada inay xasilloonaadaan jawiga heerkulka sare, taasoo sii dheereyneysa cimriga adeegga alaabta guriga ee foornada.
Codsiyada kale ee warshadaha:Saxanka carbide-ka ee silikoon-ka ah ayaa sidoo kale loo isticmaalaa qaybaha kale ee warshadaha, sida elektaroonigga korontada, korontada dhaliya, iwm. Xooggeeda sare, adkaanteeda sare iyo iska caabbinta heerkulka sare waxay ka dhigaysaa mid deggan oo waara xitaa jawiga shaqada ee adag.
Su'aalaha Badiya La Weydiiyo
Ma u baahan tahay caawimo? Hubi inaad booqato golayaashayada taageerada si aad u hesho jawaabaha su'aalahaaga!
Waxaan nahay soo-saare dhab ah, warshadeenu waxay ku takhasustay soo saarista agabyada aan la qabsan karin in ka badan 30 sano. Waxaan ballan qaadaynaa inaan bixinno qiimaha ugu fiican, adeegga ugu fiican ee iibka kahor iyo adeegga iibka kadib.
Nidaam kasta oo wax soo saar ah, RBT waxay leedahay nidaam QC oo dhammaystiran oo loogu talagalay halabuurka kiimikada iyo sifooyinka jireed. Waxaanan tijaabin doonnaa alaabta, shahaadada tayadana waxaa lala soo raaci doonaa alaabta. Haddii aad leedahay shuruudo gaar ah, waxaan isku dayi doonnaa sida ugu wanaagsan ee aan u dabooli karno.
Iyadoo ku xiran tirada, waqtiga keenisteenu wuu ka duwan yahay. Laakiin waxaan ballan qaadaynaa inaan sida ugu dhakhsaha badan u soo dirno iyadoo tayo la hubo la hubo.
Dabcan, waxaan bixinaa muunado bilaash ah.
Haa, dabcan, waa lagu soo dhaweynayaa inaad booqato shirkadda RBT iyo alaabtayada.
Ma jiro xad, waxaan ku siin karnaa talada iyo xalka ugu fiican iyadoo loo eegayo xaaladdaada.
Waxaan samaynaynay agab aan la qabsan karin in ka badan 30 sano, waxaan leenahay taageero farsamo oo xooggan iyo waayo-aragnimo qani ah, waxaan ka caawin karnaa macaamiisha inay naqshadeeyaan foosto kala duwan oo ay bixiyaan adeeg hal joogsi ah.
