EP 0405685 A1 19910102 - Extrusion die and holder therefor.
Title (en)
Extrusion die and holder therefor.
Title (de)
Strangpressmatrize und Matrizenhalter dafür.
Title (fr)
Matrice d'extrusion et support pour cette matrice.
Publication
Application
Priority
NL 8901610 A 19890626
Abstract (en)
Extrusion die, comprising a body (2) of hard, wear-resistant material in which one or more extrusion apertures are formed by means of spark erosion, the entire body being made of titanium diboride, and die holder (4) which is made internally stepped, so that an antechamber (5) is present in front of the inlet side of the extrusion die.
IPC 1-7
IPC 8 full level
B21C 25/02 (2006.01)
CPC (source: EP)
B21C 25/02 (2013.01); B21C 25/025 (2013.01)
Citation (search report)
- [Y] FR 598861 A 19251228
- [A] FR 2078045 A5 19711105 - PLANSEE METALLWERK
- [A] FR 1318933 A 19630222 - SMITH CORP A O
- [A] NL 7603342 A 19761116 - KRUPP GMBH
- [A] US 2894623 A 19590714 - WALTON RICHARD A
- [X] THE TOOL & MANUFACTURING ENGINEER., vol. 54, no. 3, March 1965, pages 73-74, Milwaukee, US; J.G. HUNT: "Ceramic dies for hot extrusion"
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
DOCDB simple family (application)
EP 90201681 A 19900625; NL 8901610 A 19890626