Cobalt diboride(CoB/CoB2)

Cobalt boride is an inorganic compound with the general formula CoxBy. There are two main types of cobalt boride CoB and Co2B. Cobalt boride is a compound with excellent oxidation resistance and can be used for high corrosion resistance and wear resistance on the surface of metal parts. It is a kind of coating, which acts as a catalyst in hydrogen storage and fuel cell technology.

Molecular weight:128.677

Density:7.25 g/cm3

Colour:gray

Melting point:1460 °C

Formula: CoB/CoB2

Purity(%):99.9

CAS NO.：12006-77-8

EINECS (EC NO.)：235-722-7

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Product Description Product Features Technical Specification Related Products

Product Description

Cobalt boride is an inorganic compound with the general formula CoxBy. There are two main types of borides: CoB and Co2B. Cobalt boride is a compound with excellent oxidation resistance and can be used for high corrosion resistance and wear resistance on the surface of metal parts. It is a kind of coating, which acts as a catalyst in hydrogen storage and fuel cell technology.

Product Features

1.High purity: the highest purity can reach 99.99%, XRD detect no impurity phase, GDMS detect low metal impurity element content;

2.Concentrated distribution: standard normal particle size distribution, no bimodal or multimodal.

Technical Specification

Model	APS(D50)	Purity(%)	O(%)	N(%)	C(%)	B(%)
CoB 0001	-325mesh	>99.9	≤0.3	≤0.05	≤0.10	15.0～15.5
Co2B 0001	-325mesh	>99.9	≤0.3	≤0.05	≤0.10	7.50～8.42
Customized chemical composition and particle size can be made according to customer requirements.

Element	Max	Typical	Element	Max	Typical	Element	Max	Typical
Al	0.0010	0.0005	Fe	0.0500	0.0300	P	0.0010	0.0005
As	0.0010	0.0005	K	0.0020	0.0010	Pb	0.0003	0.0001
Bi	0.0003	0.0001	Mg	0.0020	0.0010	S	0.0010	0.0005
Ca	0.0015	0.0006	Mn	0.0010	0.0005	Sb	0.0020	0.0010
Cd	0.0005	0.0001	V	0.0030	0.0015	Si	0.0050	0.0030
W	0.0005	0.0001	Na	0.0020	0.0005	Sn	0.0003	0.0001
Ta	0.0050	0.0020	Ni	0.0050	0.0030	Ti	0.0050	0.0020
Cu	0.0003	0.0001	Nb	0.0030	0.0010	Cr	0.0050	0.0010

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