Main Sector of relevance\IRC classification 8. Industrial Manufacturing, Material and Transport Technologies


8.75 Micropowders of cubic boron nitride fraction (5/2) and polycrystalline cubic boron nitride powders of wide granularity range (50/40 - 2000/1600)

Micropowders of cubic boron nitride fraction (5/2)

Developers’ contact information

SSPA “The Scientific and Practical Materials Research Center of the National Academy of Sciences of Belarus”, Laboratory of refractory ceramics and nano-materials
19, P. Brovka Str., 220072 Minsk

G. K. Zubovich
Tel.: +375 (17) 284-12-71; e-mail: zubovich@ifttp.bas-net.by

Summary

Technologies of production of cubic boron nitride micropowders fraction (5/2) and polycrystalline cubic boron nitride powders wide granularity range (50/40 - 2000/1600) have been obtained and developed.

Description

Polycrystalline powders of cubic boron nitride comply with specifications of RB 100029036006-2000 and meet GOST 9206-80 standards; micropowders of cubic boron nitride have been produced according to specifications of RB 100029036005-2000 and have the following characteristics:
Output of micropowders of cubic boron nitride fr. 5/2, % - 40;
Abrasive capacity – 2.8;
Compression strength (for cubic boron nitride fr. 125/100), N – 57.

Technology type

Technical advantages and economic benefits

The technology of micropowder production is highly efficient due to the use of catalytic additives, which activate the sintering process. This provides high strength and abrasion ability of powders.

Technology differentiation and uniqueness

Context in which technology was identified

Samples were advertised at trade shows.

Technological keywords

High pressure and temperature, cubic boron nitride, micropowders.

Development Stage

Intellectual property rights

Range of applications

These powders are used in manufacturing of tools for metal processing, glass cutting and processing, grinding and polishing of metals and cutting concrete.

Classifier Used at the EU Innovation Relay Centres

Preferable Regions

Practical experience

Distribution in small lots.

Environmental impact

None.

Type of collaboration sought

Terms and restrictions

Available technical assistance