JPS5521224A - Extrusion die - Google Patents
Extrusion dieInfo
- Publication number
- JPS5521224A JPS5521224A JP9397978A JP9397978A JPS5521224A JP S5521224 A JPS5521224 A JP S5521224A JP 9397978 A JP9397978 A JP 9397978A JP 9397978 A JP9397978 A JP 9397978A JP S5521224 A JPS5521224 A JP S5521224A
- Authority
- JP
- Japan
- Prior art keywords
- die
- cylindrical
- rip
- tip
- thinned portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9397978A JPS5521224A (en) | 1978-07-31 | 1978-07-31 | Extrusion die |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9397978A JPS5521224A (en) | 1978-07-31 | 1978-07-31 | Extrusion die |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5521224A true JPS5521224A (en) | 1980-02-15 |
Family
ID=14097511
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9397978A Pending JPS5521224A (en) | 1978-07-31 | 1978-07-31 | Extrusion die |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5521224A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4941812A (en) * | 1988-05-10 | 1990-07-17 | E. I. Du Pont De Nemours And Company | Spinneret for production of a hollow filament within a hollow filament composite fiber having spacing means |
WO2014111171A1 (de) * | 2013-01-17 | 2014-07-24 | Reduction Engineering Gmbh | Düse und lochplatte für einen unterwassergranulator |
-
1978
- 1978-07-31 JP JP9397978A patent/JPS5521224A/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4941812A (en) * | 1988-05-10 | 1990-07-17 | E. I. Du Pont De Nemours And Company | Spinneret for production of a hollow filament within a hollow filament composite fiber having spacing means |
WO2014111171A1 (de) * | 2013-01-17 | 2014-07-24 | Reduction Engineering Gmbh | Düse und lochplatte für einen unterwassergranulator |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NZ219682A (en) | Extruding smooth-bore pipes with external ribs | |
GB1343373A (en) | Dies | |
JPS5521224A (en) | Extrusion die | |
ES462179A1 (es) | Perfeccionamientos en los utiles de extrusion para la fabri-cacion de tubos de plastico. | |
JPS56165516A (en) | Method of indirect extrusion for metal | |
GB994567A (en) | Double-wall tube and die for extruding the same | |
GB1269557A (en) | Centering device for annular extrusion dies for the manufacture of plastics material shapes | |
AU4115196A (en) | Method for making a plastic pipe, extrusion die and pipe | |
GB929200A (en) | Improvements in or relating to extrusion dies for the production of tubular films | |
GB1456735A (en) | Die for manufacturing rectangular section rods or wire of compound material and rods or wire produced with such a die | |
GB1353826A (en) | Extruded plastics | |
GB1149276A (en) | Extrusion head for a screw extruder for plastics material | |
JPS57156227A (en) | Manufacture of tubular body | |
JPS5514220A (en) | Metallic mold for extruder | |
GB1429046A (en) | Extrusion apparatus | |
JPS55120412A (en) | Extruding method for extrusion material in extrusion press for thin walled large diameter pipe | |
GB946371A (en) | Extrusion of thermoplastic materials and equipment therefor | |
GB1299457A (en) | Method and apparatus for the sizing of tubular bodies | |
JPS56123833A (en) | Shaping method for hollow wiring materials | |
GB862913A (en) | Improvements relating to the manufacture by extrusion of flanged tubular parts | |
JPS56135036A (en) | Flexibile plastic pipe | |
JPS6480511A (en) | Coating device for inner peripheral surface of metal tube | |
JPS5443163A (en) | Dies for extrusion work | |
JPS55128443A (en) | Crosshead for extruder | |
JPS54123560A (en) | Dies for extrusion working |