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Grirem Advanced Materials Co.,Ltd.(hereinafter referred to as “Grirem”) was founded after an entire restructuring to National Engineering Research Center for Rare Earth Materials(hereinafter referred to as “CREM”) as a joint-stock company in 2001, with Grinm group Co., Ltd. ( previous General Research Institute for Non-ferrous Metals, hereinafter referred to as “GRINM”) as the main sponsor. [More]
Cerium zirconium composite oxide


Item

Specification

comment

main ingredients（wt%）

Ce

20-80

According to the requirements of customers, different main components and different doped elements of cerium zirconium composite oxides are prepared

Zr

20-80

Doping elements（wt%）

La

0-15

Pr

0-15

Nd

0-15

Y

0-15

performance index

appearance

Light yellow, brown and other powder


ignition loss LOI%

<3.00


Diameter D50

<10μm

Can meet customers’ different granularity requirements

SA

（fresh）

60-130 m2/g

Can meet customers’ different requirements

SA

（1000℃ 4h）

>45 m2/g


SA

（1000℃ 10h）

>30 m2/g


SA

（1100℃ 4h）

>25 m2/g


OSC（fresh）

>800μmol/g


OSC（aged）

>600μmol/g


application

For vehicle exhaust catalytic purification, gas catalytic combustion, organic waste gas catalytic purification, etc.