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Home > Products > Boride Series

Chromium diboride（CrB2）

Chromium diboride (CrB2) has high melting point, high hardness, high abrasion resistance and corrosion resistance, good chemical inertness and not easy to bond with metals, so it is widely used in plasma technology, electron microscopy, Metal matrix composites (MMC), cutting tools, high-performance electrodes for cermets, and nuclear engineering neutron absorption materials.
Molecular weight:62.81
Density: 6.17 g/cm3
Colour:gray
Melting point:1950 to 2050 °C
Formula: CrB2
CAS NO.：12007-16-8
EINECS (EC NO.)：234-499-3
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Chromium diboride
Chromium diboride
Product Description Product Features Technical Data Related Products
Product Description
Chromium diboride (CrB2) has high melting point, high hardness, high abrasion resistance and corrosion resistance, good chemical inertness and not easy to bond with metals, so it is widely used in plasma technology, electron microscopy, Metal matrix composites (MMC), cutting tools, high-performance electrodes for cermets, and nuclear engineering neutron absorption materials.

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 Data
Model APS(D50) Purity(%) O(%) N(%) C(%) B(%)
CrB20020 1.0-3.0um >99.5 ≤.0.5 ≤0.05 ≤0.10 27.2～29.4
CrB20001 -325mesh >99.9 ≤0.3 ≤0.05 ≤0.10 27.2～29.4
Customized chemical composition and particle size can be made according to customer requirements.
 
Element Max Typical Element Typical Max 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 Mo 0.0030 0.0015 Si 0.0050 0.0030
Co 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 V 0.0050 0.0010
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