Cenosphere (microsphere)
Khoom Taw Qhia
Cenosphere yog ib hom yoov tshauv hollow pob uas tuaj yeem ntab hauv dej. Nws yog greyish dawb, nrog nyias thiab hollow phab ntsa, lub teeb yuag, hnyav, m3, thiab particle loj txog 0.1 mm.
Cov nplaim yog kaw thiab du, qis zog, tsis tshua muaj cua sov rwb thaiv tsev refractory, nws yog ib qho zoo heev thermal refractory, dav siv hauv kev tsim lub teeb phaus casib thiab roj drilling.
Lub ntsiab kev siv tshuaj loj yog silica thiab txhuas oxide, nrog cov rwb thaiv tsev, lub zog kub, muaj lwm yam haujlwm, tam sim no dav siv hauv kev lag luam ntau yam.
Tshuaj Muaj Tshuaj
Muaj pes tsawg | Siio2 | Ib tug 12o3 | Fes2o3 | Yog li3 | Cao | Tus nyom | K2o | Na2o |
Cov ntsiab lus (%) | 56-65 | 33-38 | Thib 2 | 0.1-0.2 | 0.2-0.4 | 0.8-1.2 | 0.5-1.1 | 0.3-0.9 |
Cov Khoom Siv Lub Cev
Yam | Sim ntsuas | Yam | Sim ntsuas |
Lub cev | Siab fellerity kheej kheej hmoov | Qhov loj me me(um) | 10-400 |
Xim | Greyish dawb | Hluav Taws Xob Tiv Thaiv (ω.cm) | 1010-1013 |
Tseeb | 0.5-1.0 | Moh lub hardness | 6-7 |
Kev ceev ntom (G / cm3) | 0.3-0.5 | PH nqi | 6 |
Hluav taws kub ntsuas ℃ | 1750 | Melting point (℃) | ≧ 1400 |
Thermal diffusivity | 0.000903-0.0015 | Thaum tshav kub kub kho cov coefficient | 0.054-0.095 |
Compressive Lub Zog (Mpa) | ≧ 350 | Refronction Index | 1.54 |
Hlawv tus nqi poob | 1.33 | Roj nqus g (roj) / g | 0.68-0.69 |
Kev qhia tshwj xeeb
Cenosphere (microsphere) | |||||||
Tsis yog. | Qhov loj | Xim | Tseeb tshwj xeeb lub ntiajteb txawj nqus | Dhau tus nqi | Ceev ntom | Yauv cov ntsiab lus | Ntab Tus Nqi |
1 | 425 | Greyish dawb | 1.00 | 99.5 | 0.435 | 0.18 | 95 |
2 | 300 | 1.00 | 99.5 | 0.435 | 0.18 | 95 | |
3 | 180 | 0.95 | 99.5 | 0.450 | 0.18 | 95 | |
4 | 150 | 0.95 | 99.5 | 0.450 | 0.18 | 95 | |
5 | 106 | 0.90 | 99.5 | 0.460 | 0.18 | 92 |
Nta
(1) Cov Hluav Taws Kub Siab Kuj
(2) lub teeb yuag, rwb thaiv tsev kub
(3) hardness siab, siab zog
(4) rwb thaiv tsev tsis ua hluav taws xob
(5) Cov qhov loj me me thiab thaj chaw tshwj xeeb
Daim ntawv thov
(1) Hluav Taws Xob-Rwb Thaiv Tsev Rwb Thaiv Tsev
(2) Cov ntaub ntawv tsim tsev
(3) Kev lag luam roj av
(4) cov ntaub ntawv insulating
(5) Txheej kev lag luam
(6) Aerospace thiab chaw teeb tsa
(7) plastics kev lag luam
(8) Iav iav Reactfed Plascastics Cov khoom lag luam
(9) Ntim Khoom