ay produit
Substrat céramique
Cordierite synthetik dafay nuru seramiku silikaat bu am magnesium, daanaka substrat katalisatëru seramiku lem bu nekk tay, cordierit lañu ko defaree.
Substrat katalisatëru substrat mic Honeycomb ñu ngi koy defaree ci anam extrusion, macceer yu bees yu melni alumina, talc, ban (kaolinite), ak silice ñu wàññi leen ñu nekk poudre ba noppi jaxase leen ñu nekk pat bu am ndox.
Melo jëmmal
Cordierite synthetik dafay nuru seramiku silikaat bu am magnesium, daanaka substrat katalisatëru seramiku lem bu nekk tay, cordierit lañu ko defaree.
Substrat katalisatëru substrat mic Honeycomb ñu ngi koy defaree ci anam extrusion, macceer yu bees yu melni alumina, talc, ban (kaolinite), ak silice ñu wàññi leen ñu nekk poudre ba noppi jaxase leen ñu nekk pat bu am ndox. Ay mbir yuñ mëna yokk ci liggéey bi ñooy lubrifiant yi (lu melni etilen glikol), luy lëkkale (lu melni metilselulose), ak flux yi (hydroxyde alcaline). Extrusion yiñ defaree pat bi dañu leen di weer, dagg leen ñu gudd, ba noppi lakk leen ci tàngoor wu ëpp 1400 degre.
Nataali substratu lëm ci seramik
Substrat seramiku lem yi ñuy jëfandikoo ci convertisseur catalytique dañu koy defaree xeetu macceer seramik bu ñuy woowe 'cordierite'. Dañuy génne cordierite bu ndoxe ci biir moule bi, ba noppi ñu lakk ko suko defee mu waw ba noppi dëgër. Soo jëfandikoo ay moule yu wuute, mën nañu génne ay substrat yu bari te wuute, ba noppi mën nañu soppi yaatuwaayu chaine yi (wala selul yi). Ndax dañu soxla jumtukaay, xeetu lem yu seramik ñoo gëna baax ci volume bu yam wala bu yaatu fileek mën nañu jëfandikoo dayo buñ miin. Néewu lem buñ defaree seramik mooy gëna xéewale ci aparey yi ñuy jëfandikoo lu ci melni four biomass ak four pyrolytique yuy raxas seen bopp.
Dayo selul yi lu am solo la ci liggéeyu convertisseur catalytique. Waaye, buñu sukkandikoo ci dayo selil yi, li gëna wóor mooy xayma limu selil yi am ci benn yaatuwaayu yaatuwaay, ci misaal selil ci pouce kaare bu nekk (cpsi) wala selil ci santimet kaare bu nekk.
Substrat yi dañuy soppi tuuti seeni dimension ci diiru calcination, pàcc yu gëna ndaw mën nañu defar ci benn -jéego ci xam luy waaja am coppite ak extruding pàcc yi ci dimension yu wuute tuuti ak mën mën yi ci produit bi jeex, pàcc yu gëna mag ci diametre, ci beneen wàll bi, mën nañu soxla production yu bari dimension yu gëna mag, ñu topp ci liggéey ngir méngoo ak seeni dimension, ñu dagg leen ba ci guddaay bi mujj, ñu defar seen contour, ñu def ci der bi ci biti jëfandikoo pat ceramic, ba noppi ñu weer cër yi ci fuur.
Amna ay jëmm yu jëm ci xeetu lem yu am seramik: rectangle, silindre wala ellipse, jëmmu selil ci kaare, cercle, hexagonal, triangle, ak ñoom seen. mooy selil yi ci puus kaare bu nekk).
Substrat Honeycomb bu seramik bi ñuy jëfandikoo ci convertisseur catalytique yi dañu am coefficient expansion thermique bu tuuti lool, surface bu rëy, pression bu wàññeeku, leeraay bu gaaw buy fay, ak structure yu amul fenn. Ay junni selul ñooy joxe surface bu kawe ngir catalyseur metal yu am solo yiy soppi gaz yu bonn yi ci vapër ndox, gaz carbonique ak ñoom seen, seramiku lem dafay bloke forme yi jàppandi: rektangul, silindre wala ellipse. Formu selil yi ci kaare, cercle, hexagonal, triangle, ak ñoom seen.
Substrat katalis bi nekk na cër bu am solo buy indi jafe-jafe, dëgër, ak yàggaay ci sistemu convertisseur catalytique, substrat honeycomb ceramic bi ñuy jëfandikoo ci convertisseur catalyseur yi am coefficient expansion thermique bu woyof, surface bu kawe, wàcci pression bu woyof, leer gu gaaw katalis yiy soppi gaz yu bonn yi ci vapër ndox, gaz carbonique ak ñoom seen, jëmmal substrat katalis seramik bokkuna ci lii ci topp:
- Area surface geometrique bu kawe (GSA),
- Barab bu yaatu bu ubbeeku ci kanam (OFA),
- masse thermique bu woyof ak kàttan tàngoor,
- Tamperatiir bu yéeg,
- Koefisieŋu yaatuwaayu tàngoor bu woyof,
- Dëppoo ak coating,
- Donte,
- Resistance ci oxidation.
Sàrtifikaa di kalite substrat seramik
Turu produit bi: Substrat ceramique porous (monolith)
Màndarga chimik yi:
|
Testing mbir |
Unité de mesure |
Svalër buñ miin |
Valër biñ natt |
Rmàrk |
|
SiO2 |
% |
50.0±1.8 |
50.47 |
Baax na |
|
AL2O3 |
% |
35.1±1.6 |
34.80 |
Baax na |
|
MgO |
% |
13.5±0.5 |
13.17 |
Baax na |
|
CaO |
% |
<1.0 |
0.75 |
Baax na |
|
K2O+ Na2O |
% |
<0.5 |
0.16 |
Baax na |
|
Fe2O3 |
% |
<1.0 |
0.36 |
Baax na |
|
TiO2 |
% |
<1.0 |
0.14 |
Baax na |
|
Kristalisasioŋ |
% |
>90 |
||
|
Perte d'allumage |
% |
0.12 |
||
Turu produit bi: Substrat ceramique porous (monolith)
Màndarga physique yi:
|
Testing mbir |
Unité de mesure |
Svalër buñ miin |
Valër biñ natt |
Rmàrk |
|
Force de compression (A axe de direction) |
Mpa |
»15.0 |
21.3 |
Baax na |
|
Force de compression (direction axis B) |
Mpa |
»2.0 |
6.90 |
Baax na |
|
Force de compression (direction axis C) |
Mpa |
»0.15 |
0.3 |
Baax na |
|
absorption ndox |
% |
24±4 |
25.57 |
Baax na |
|
Koefisieŋu yaatuwaayu tàngoor (tàngooru néeg~800 degre) |
tolluwaay-1 |
«1.5×10-6 |
1.0×10-6 |
Baax na |
|
Densité bu bari |
g/cm3 |
«0.50 |
0.48 |
Baax na |
|
Tamperatiir buy nooy |
tolluwaay |
»1360 |
1410 |
Baax na |
|
porosité bu leer |
% |
45.55 |
baax na |
|
|
Resistance à choc thermique |
>550 degre |
|
||
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