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zvigadzirwa

Vermiculite flake

tsananguro pfupi:

Vermiculite is silicate mineral, inova mica sub-organism.Chimiro chayo chikuru chemakemikari: 22MgO · 5Al2O3 · Fe2O3 · 22SiO2 · 40H2O Theoretical molecular formula mushure mekugocha nekuwedzera: ( OH) 2 (MgFe) 2 · (SiAlFe) 4O104H2O

Iyo yepakutanga ore vermiculite inzvimbo ine layered ine mvura shoma pakati pezvikamu.Mushure mekupisa pa900-950 ℃, inogona kupera mvura, kuputika uye kuwedzerwa kusvika 4-15 times the yepakutanga vhoriyamu, ichigadzira porous light body material.Iine kupisa kwekushisa, kupikisa kwekushisa kwepamusoro, kuvhara, antifreeze, kudengenyeka kwepasi, acid uye alkali corrosion resistance, ruzha rwekudzivirira uye zvimwe zvinhu.


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Zvenyama uye zvemakemikari zvimiro zvevermiculite

Mushonga wemakemikari we vermiculite

Composition SiO2 Al2O3 Fe2O3 FeO              MgO TiO2 K2O              H2O
Zvemukati ( % 37-45 8-18 3-10 1-3 10-22 1-1.5 2-8              10-21

Zvenyama uye zvemakemikari zvinhu

Specific giravhitig /cm3 Yakawedzerwa vermiculite yakawanda uremu kg / m3 PH value Kuoma Refractory melting point Refractive index
2.2-2.6 80-200 6.28              1.3-1.6 1300-1370 1.52-1.65

Kushandiswa kwevermiculite

Inoshandiswa kune thermal insulation

Yakawedzerwa vermiculite ine hunhu hwekuve porous, huremu huremu uye yakanyanya kunyungudika, uye inonyanya kukodzera kune yakakwira tembiricha yekudzivirira zvinhu (pazasi pe1000 ℃) uye zvinhu zvisingapindire moto.Iyo gumi neshanu-centimita-yakakora simende vermiculite board yakapiswa pa1000 ℃ kwemaawa 4-5, uye tembiricha kumusana kwaingova 40 ℃.Iyo 7-centimita gobvu vermiculite slab yakapiswa pakupisa kwakanyanya kwe3000 ℃ kwemaminetsi mashanu nemambure emoto-welded.Rutivi rwemberi rwakanyunguduka, uye kumashure kwakanga kusati kwava kudziya nemaoko.Saka inodarika zvese zvekudzivirira zvinhu.Zvakadai seasbestos uye diatomite zvigadzirwa.
Vermiculite inogona kushandiswa semafuta ekudzivirira zvinhu munzvimbo dzepamusoro-tembiricha, senge zvidhinha zvekupisa zvinopisa, mabhodhi ekupisa anopisa uye zvivharo zvekupisa muindasitiri yekunyungudutsa.Chero midziyo inoda kupisa inopisa inogona kuiswa insulated ne vermiculite powder, simenti vermiculite zvigadzirwa (vermiculite zvidhinha, vermiculite mahwendefa, vermiculite pombi, etc.) kana asphalt vermiculite zvigadzirwa.Zvakadai semadziro, matenga, zvichengetedzo zvinotonhora, boilers, pombi dzemvura, pombi dzemvura, shongwe dzemvura, mavira ekushandura, zvinopisa kupisa, kuchengetedza zvinhu zvine njodzi, nezvimwe.

Inoshandiswa kune ruzha rwekudzivirira layer

Vermiculite yakawedzera nekuda kwekuumbwa kweiyo yakanaka mhepo gap layer, ichigadzira porous insulation zvinhu, apo frequency ye2000C / S, vermiculite ukobvu 5mm kana ruzha rwekutorwa kwe63%, ukobvu hwevermiculite 6mm kana ruzha runotora 84. % , vermiculite Kunyudzwa kweruzha kuri 90% kana ukobvu hwebwe huri 8mm.

Kwenzvimbo dzekudzivirira nemwaranzi

Vermiculite inogona kutora mwaranzi.Iyo vermiculite ndiro yakaiswa murabhoritari inogona kutsiva iyo-yemutengo wepamusoro ndiro yekupinza mwaranzi yakapararira ne90%.Ukobvu hwevermiculite i65mm, iyo yakaenzana ne1mm lead plate.

Zvekurima zvirimwa

Nekuti vermiculite poda ine mvura yakanaka yekunyura, kupinza kwemhepo, adsorption, kusununguka, kusaomarara uye zvimwe zvinhu, uye haina chepfu uye haina chepfu mushure mekupisa kwekushisa kwakanyanya, izvo zvinobatsira kumidzi nekukura kwezvirimwa.Inogona kushandiswa pakudyara, kusimudza mbesa uye kucheka maruva anokosha nemiti, miriwo, miti yemichero nemazambiringa, pamwe nekugadzira fetiraiza yemaruva uye ivhu rinovaka muviri.

Kugadzira makemikari coatings

Vermiculite ine corrosion resistance to acid, ye5% kana pasi ye sulfuric acid, hydrochloric acid, acetic acid, 5% aqueous ammonia, sodium carbonate, anti-corrosive effect.Nekuda kwehuremu hwayo huremu, kusununguka, kutsvedzerera, dhayamita-kusvika-kukobvu reshiyo, kunamatira kwakasimba, uye kukwirira kwekushisa kwepamusoro, inogona kushandiswa sekuzadza mukugadzirwa kwependi (pendi dzisingatsva nemoto, pendi dzinopisa, pendi dzisingapindi mvura. ) kudzivirira pendi Kugadzirisa uye kutumira chigadzirwa chekuita.

Zvekukwesha zvinhu

Yakawedzerwa vermiculite ine shizha-senge uye inodziya yekudzimisa zvivakwa, inogona kushandiswa kukwesha zvinhu uye mabhureki zvinhu, uye ine mashandiro akanaka, isina muchetura uye isingakuvadzi, uye chinhu chitsva chine hushamwari kusvibisa kwezvakatipoteredza.


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