Properties, Applications and Product Information of Boron Carbide, B4C

C.T. Kang , Ph.D. 7si@7-stars-international.com
Last revised: 2001/8/22


Production Methods


Properties


Applications


MSAF logo

Mudanjiang Jingangzhuan Boron Carbide & Fine Ceramics Co., Ltd (Formerly Mudanjiang Second Abrasives Factory (MSAF)) :


Partial List of Boron Carbide Powders Produced by MSAF

I. Particle Sizes: -100, -200, and -325 mesh

Chemical Compositions

wt. %

Grade "A"

Grade "B"

Grade "C"

Grade "D"

Total boron

> 76.5%

> 77.5%

> 78.5%

> 78.5%

Free boron

< 0.5%

< 0.4%

< 0.3%

< 0.2%

B2O3 Content

< 0.5%

< 0.4%

< 0.3%

< 0.2%

Total Carbon

> 18.5%

> 18.5%

> 18.5%

> 19.5%

Free Carbon

< 2.0%

< 2.0%

< 2.0%

< 2.0%

Fe2O3 content

< 0.6%

< 0.5%

< 0.4%

< 0.3%

Si content

< 0.5%

< 0.4%

< 0.3%

< 0.2%

B4C content

> 93.0%

> 94.0%

> 95.0%

> 96.0%

Total B + total C

> 95.0%

> 96.0%

> 97.0%

> 98.0%


II. Particle Size: - 10 microns (10 microns and finer)

Chemical Composition

 

Grade "A"

Grade "B"

Total B

> 78.0%

> 78.0%

Total C

> 18.0%

> 19.5%

Total B + total C

> 96%

> 97.5%

Free Carbon

< 2.50%

< 1.7%

B2O3

< 0.25%

< 0.15%

Fe content

< 0.3%

< 0.2%

Si content

< 0.3%

< 0.2%

III. Other particle sizes, such as -25 microns and FEPA standards, are available also.


If you have any questions, please email to: C.T. Kang, Ph.D. 7si@7-stars-international.com


Mudanjiang Abrasives & Grinding Tools Co.
US Office
PO Box 512, Richland, WA 99352 USA
Tel: (509)946-2495, Fax: (509)943-9235


Products

You can hyperlink to the following web pages and find more information about these products which are handled by Seven Stars International, LLC.

Special Nozzles for Sandblasting, Spray Drying and Geo Jet

Boron Carbide, B4C: Properties, applications and products of boron carbide

Boron Carbide Nozzles and Inserts: Advantages and product information of boron carbide nozzles and inserts. Both nozzles and insert are produced by Malyn Industrial Ceramics, Inc..

Boriding Agents: Properties, applications of two boriding agents

Schunk-Inex Si / SiC Composite Radiant Tube: High temperature Si/SiC composite radiant / protective tubes for heat treatment industry

Schunk-Inex Si / SiC Tube(Chinese Big 5),  Chinese GB Code Information about INEX Si/SiC tubes written in Chinese.

MCrAlY Coatings: High temperature corrosion resistant coatings.

Mechanical Seals and Seal Rings: Seal ring materials include: reaction bonded SiC, tungsten carbide, alumina and silicon nitride.

Boron Nitride, BN: Properties, applications and products of boron nitride powders.

MoSi2 Heating Element

Silicon Carbide: Properties, applications and products of silicon carbide, SiC.

Zirconia Powders: Information of two available ZrO2 powders.

Back to Index Page


Other Links

Boron and boron-rich solidshttp://www.uni-duisburg.de/FB10/LFKP/Bor/boron.eng.html

Thermal spray related links: List of commercial and noncommercial web pages which are related to thermal spray coatings


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