Corresponding Author

Paper:	idn627
Name:	A. Lipponen
Company:	VTT Manufacturing Technology
Address:	P.O.BOX 1704 FIN-02044 VTT
Country:	Finland
Phone:	00358 9 4566497
Fax:	00358 9 456 7002
Email:	aarne.lipponen@vtt.fi