MATERIAL BASED ON SIALONS

Application 477/CHENP/2006 published 2007-05-18, filed 2006-02-06
Known Si3N4 and SiAlON cutting materials become, at the beginning, rounded very quickly on the cutting edge during usual long continuous cuts in gray cast iron (GG) which is described as initial wear. The invention thus provides that the raw material mixture of the material comprised of: component A, an alpha/beta SiAlON, and; component B, a hard material, has a composition consisting of 70 to 97 % by volume of component A and 3 to 30 % by volume of component B.

Applicant

1)CERAMTEC AG INNOVATIVE CERAMIC ENGINEERING
:Fabrikstrasse 23 - 29, 73207 Plochingen Germany

Inventor

1)BITTERLICH, Bernd 2)FRIEDERICH, Kilian 3)MOWLAI, Ulrich No of Pages : 10 No of Claims : 17

International Info

Classification: C04B 35/599
Publication Number: WO/2005/016847
Application Date: 2004-08-06

Priority Information

103 36 930.9 Germany 2003-08-07