Boron Carbide, Silicon Carbide, INEX Tubes, BN, ZrO2 Powders & Products

Applications and product information of a number of ceramic powders, such as boron carbide, boron nitride, silicon carbide, ZrO2, and related products such as SiC seals, boron carbide nozzles, SiC composite tubes, .are included.

For more information, please contact C.T. Kang , Ph.D. , e-mail:

Last updated on 2001/8/21

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Seven Stars International, LLC 

We specialize in: 

  • Sale and marketing a variety of ceramic powders, such as B4C, SiC, BN, ZrO2 and other materials such as, boriding agents and mechanical seals ….. 
  • Provide consulting services on high temperature coating, such as plasma sprayed MCrAlY coatings, chemical vapor deposited (CVD) coatings 

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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.

Other Links

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

Authorized Representative of Mudanjiang Abrasives & Grinding Tools Co.

Mudanjiang Abrasives & Grinding Tools Co. is located in Mudanjiang, Heilongjiang Province, China. It has five factories:


1. Mudanjiang First Abrasives Factory:

Products: a variety of green and black silicon carbide powders

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

Authorized Representative of Schunk-Inex, Inc.

INEX specializes in producing silicon / silicon carbide composite radiant / protective tubes for heat treating industry. INEX composite ceramic tubes have excellent corrosion and creep resistance.

Boron Carbide Nozzles and Inserts

Authorized representative of Malyn Industrial Ceramics, Inc.

Silicon Carbide

Authorized representative of Mudanjiang First Abrasives Factory

If you have any questions, please email to:

Contact: C.T. Kang, Ph.D
Seven Stars International, LLC
P.O. Box 512, Richland, WA 99352, USA
Tel: 509-946-2495; Fax: 509-943-9235

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