Alaabooyinka
Jeexiyaha Silicon 19 Godad
Sharaxaada
Lebenka silica lattice waxaa loo isticmaalaa sida qaadasha kulaylka sareeyo. Mabda'a shaqadeedu waa in marka hore la gubo gaaska dhuxusha, la isticmaalo gaaska qiiqa heerkulkiisu sarreeyo ee lagu dhaliyo si loo kululeeyo lebenka hubinta ee dib-u-dhaliyaha, ka dibna kuleyliya hawada qabow iyada oo loo marayo leben hubinta kulul, taasoo keenaysa in shooladda hawada kulul ay si kale u wareegto. Samee gubashada iyo sahayda hawada, oo si joogto ah u hel hawo kulul oo heerkul sare ah foornada qaraxa. Shaqada foornada kulul ee dabka waa in la kululeeyo hawada qabow ee loo soo diro foornada qaraxa ee uu ku shubo hawo kulul, ka dibna hawada kulul loo diro foornada qaraxa iyada oo loo marayo marinka hawada kulul ee falcelinta gubashada.
Inta lagu jiro xilliga sahayda hawada, hawada qabow ee uu ku afuufo foornada hawada kulul, waxaa kuleyliya leben hubinta hawada kulul, waxaana loo diraa foornada qaraxa iyada oo loo sii marayo marinka hawada kulul. Leben la hubiyay ayaa inta badan loo adeegsadaa shooladaha qaraxyada kulul. Marka heerkulka hawada kulul uu ka hooseeyo 900 ℃, dhoobada ayaa guud ahaan la isticmaalaa. Marka heerkulka hawadu uu ka sarreeyo 900 ° C, walxaha lebenka hubinta waa alumina sare, mullite, sillimanite, iyo silicon.
Halbeegga lebenka Silica
ITEM | YC-94K | YC-95B | YC-95A | YC-96B | YC-96A | |
---|---|---|---|---|---|---|
SiO2 % | ≥94 | ≥95 | ≥95 | ≥96 | ≥96 | |
Fe203 % | ≤1.5 | ≤1.2 | ≤1.2 | ≤1.0 | ≤0.8 | |
Refractoriness ℃ | ≥1710 | ≥1710 | ≥1710 | ≥1710 | ≥1710 | |
AP% | ≤24 | ≤22 (24 | ≤22 (24) | ≤22 (24) | ≤22 (24) | |
BD g/cm3 | ≤2.33 | ≤2.35 | ≤2.35 | ≤2.34 | ≤2.34 | |
MPa | ≥20KG | ≥30 | ≥30 (25) | ≥30 (25) | ≥30 (25) | ≥30 (25) |
≥35 (30 | ≥35 (30) | ≥35 (30 | ≥35 (30) | |||
XEER ℃ | ≥1630 | ≥1650 | ≥1660 | ≥1670 | ≥1680 |
Codsiga lebenka silikoon
Lebenka jeegaga silikoonka waxaa inta badan loo isticmaalaa shooladaha qaraxa kulul. Marka heerkulka hawada kulul uu ka hooseeyo 900 ℃, dhoobada ayaa guud ahaan la isticmaalaa. Marka heerkulka dabayshu uu ka sarreeyo 900 ℃, lebennada korantada Silicon waxay ka samaysan yihiin aluminium sare, mullite, sillimanite iyo silikoon.
Isla shuruudahaas, foornooyinka waaweyn ee qaraxa waxay isticmaalaan leben 7-dalool ah oo dhaqameed oo leh dhexroor 30mm iyo 19-god leben ah oo leh dhexroor 43mm, kaas oo kordhiya heerkulka hawada 38 ° C; Foornooyinka qarxa ee yaryar iyo kuwa dhexdhexaadka ah waxay isticmaalaan leben 19-dalool ah oo leh dhexroor 25mm iyo 31-dalool leben ah, kuwaas oo heerkulka hawada ku kordhiya 19°C.