Catalyst carrier cordierite honeycomb ceramics rau DOC

Lus piav qhia luv luv:

Ceramic honeycomb substrate (catalyst monolith) yog ib yam tshiab ntawm cov khoom siv ceramic, raws li cov cab kuj catalyst uas tau siv dav hauv tsheb emissions purifying system thiab industrial pa roj kho system.


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Khoom cim npe

Catalytic converter substrate rau tsheb:

nws cov khoom tseem ceeb yog tsim los ntawm cordierite thiab stainless hlau ntawm hlau
Cov khoom siv rau catalytic converter substrate yog cordierite. Lub ntuj cordierite muaj tsawg heev nyob rau hauv qhov, yog li feem ntau ntawm
cordieriites yog cov khoom tsim los ntawm tib neeg. Cov yam ntxwv tseem ceeb rau xws li cordierite yog thermal expansion coefficient, zoo thermal
poob siab tsis kam, siab anti-acid, anti-alkali thiab antii-erosion muaj nuj nqi thiab zoo txhua yam muaj zog.
CPSI li niaj zaus rau catalytic converter substrate yog 400. Cov duab ntawm honeycomb ceramic yog puag ncig, racetrack, ellipse thiab lwm yam
tshwj xeeb cov duab raws li tus neeg yuav tsum tau muaj nyob rau hauv thiaj li yuav ua tau raws li lub tsheb sib txawv qauv yuav tsum tau.

Cov khoom ntawm Honeycomb Ceramics

Yam khoom Chav tsev Alumina Ceramic Dense Cordierite Cordierite Mullite
Qhov ntom g/cm3 2.68 ib 2.42 ib 2.16 2.31 Nws
Kev ceev ceev kg/m3 965 ib 871 ib 778 ib 832 ib
Thermal Expansion Coefficient 10-6 / hli 6.2 3.5 3.4 6.2
Tshwj xeeb kub muaj peev xwm j/kg 992 ib 942 ib 1016 998 ua
Thermal conductivity w/m·k 2.79 ib 1.89 ib 1.63 ib 2.42 ib
Thermal Shock Resistance Max K 500 500 600 550
Softening Kub 1500 1320 1400 1580
Qhov Kev Pab Cuam Siab Tshaj Plaws 1400 1200 1300 1480
Qhov nruab nrab kub muaj peev xwm w/m·k/m3·k 0.266 ib 0.228 ib 0.219 ib 0.231 ib
Kev nqus dej % ≤ 20 ≤ 5 15-20 15-20
Acid Resistance % 0.2 5.0 16.7 ib 2.5

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  • Sau koj cov lus ntawm no thiab xa tuaj rau peb