Corresponding Author

Paper:	idn041
Name:	P. Kauppinen
Company:	VTT Manufacturing Technology
Address:	Kemistintie 3, Espoo P.O. Box 1704 FIN-2044 VTT
Country:	Finland
Phone:	00358 9 456 6481
Fax:	00358 9 456 7002
Email:	pentti.kauppinen@vtt.fi