DE2250851A1 - Schneckenextruder - Google Patents

Schneckenextruder

Info

Publication number
DE2250851A1
DE2250851A1 DE2250851A DE2250851A DE2250851A1 DE 2250851 A1 DE2250851 A1 DE 2250851A1 DE 2250851 A DE2250851 A DE 2250851A DE 2250851 A DE2250851 A DE 2250851A DE 2250851 A1 DE2250851 A1 DE 2250851A1
Authority
DE
Germany
Prior art keywords
screw
extruder
webs
passive
flank
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
Application number
DE2250851A
Other languages
German (de)
English (en)
Inventor
Jan Dekker
Paul Petrus Augustinus Smit
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Publication of DE2250851A1 publication Critical patent/DE2250851A1/de
Pending legal-status Critical Current

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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/59—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw
    • B29C48/615—Threads having varying helix angles
    • 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
DE2250851A 1971-10-19 1972-10-17 Schneckenextruder Pending DE2250851A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4852871A GB1364560A (en) 1971-10-19 1971-10-19 Extruder

Publications (1)

Publication Number Publication Date
DE2250851A1 true DE2250851A1 (de) 1973-04-26

Family

ID=10448943

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2250851A Pending DE2250851A1 (de) 1971-10-19 1972-10-17 Schneckenextruder

Country Status (9)

Country Link
JP (1) JPS4849848A (pt)
AU (1) AU4784772A (pt)
BE (1) BE789885A (pt)
BR (1) BR7207258D0 (pt)
DE (1) DE2250851A1 (pt)
FR (1) FR2156743B1 (pt)
GB (1) GB1364560A (pt)
IT (1) IT975273B (pt)
NL (1) NL7214006A (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7724432U1 (de) * 1977-08-05 1977-11-10 Bucher-Guyer Ag Maschinenfabrik, Niederweningen, Zuerich (Schweiz) Plastifiziermaschine zur verarbeitung bandfoermigen rohmaterials
DE4011248A1 (de) * 1990-04-06 1991-10-10 Poettinger Alois Landmasch Schneckenpresse

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1030011B (de) * 1953-08-29 1958-05-14 Dr Zareh Lorenian Dichtung fuer den Ringspalt um einen aus der Bohrung einer Schnecke heraustretenden zylindrischen Dorn bei Schneckenpressen
DE1268823B (de) * 1959-06-11 1968-05-22 Dr Zareh Lorenian Schneckenpresse zur Verarbeitung von thermoplastischen und/oder thermisch haertbarenKunststoffen
DE1167009B (de) * 1961-04-15 1964-04-02 Basf Ag Schneckenpresse zum schonenden Aufbereiten von Kunststoff-Rohstoffen

Also Published As

Publication number Publication date
GB1364560A (en) 1974-08-21
FR2156743A1 (pt) 1973-06-01
BR7207258D0 (pt) 1973-09-13
JPS4849848A (pt) 1973-07-13
NL7214006A (pt) 1973-04-25
BE789885A (nl) 1973-04-10
IT975273B (it) 1974-07-20
AU4784772A (en) 1974-04-26
FR2156743B1 (pt) 1975-03-28

Similar Documents

Publication Publication Date Title
EP0087699B1 (de) Mehrwellige, kontinuierlich arbeitende Misch- und Knetmaschine für plastifizierbare Massen mit ineinandergreifenden, gleichsinnig drehenden Schnecken konstanten Achsabstandes
DE2731438C2 (de) Vorrichtung zum kontinuierlichen Mischen
DE4039942C1 (pt)
DE3820320C2 (pt)
DE1729301B2 (pt)
CH630285A5 (de) Vorrichtung zum kontinuierlichen mischen fliessfaehiger materialien.
EP2212090B1 (de) Extruderschnecke für einen schneckenextruder
DE2217632A1 (de) Vorrichtung zum Vorschieben und Verarbeiten von Thermoplaststoffen sowie Verfahren zu deren Betrieb
DE19928870A1 (de) Einschnecken-Extruder
DE2101056A1 (de) Vorrichtung zur Herstellung von mit Glasfaser verstärkten thermoplasti sehen Verbindungen, Gemischen oder Ge bilden
DE102012008169A1 (de) Extruder mit Materialeintrag durch Gehäuse
DE1729145A1 (de) Strangpresse fuer Kunststoffe
EP0490361B1 (de) Extruder für schwer mischbare Extrudate
DE2250851A1 (de) Schneckenextruder
DE10354172A1 (de) Extruder
DE1912459A1 (de) Verfahren und Vorrichtung zur Verarbeitung von hochviskosen Werkstoffen,insbesondere Kautschukmischungen in Einschnecken-Extrudern
EP0490360B1 (de) Verfahren und Extruder zur Verarbeitung und Herstellung von Kautschuk und thermoplastischen Kunststoffen
DE202019103239U1 (de) Extruder zur Herstellung von extrudierten Kunststoffprodukten
EP0071159A1 (de) Trichterstück einer Einschneckenstrangpresse
DE1909009A1 (de) Extruderschnecke
DE1729364C3 (de) Extruderschnecke für Einschneckenextruder zum Verarbeiten von Thermoplasten
DE2533195C3 (de) Kontinuierlicher Doppelschneckenextruder
EP0563012A1 (de) Vorrichtung zum Mischen von fliessfähigem Material
DE1167009B (de) Schneckenpresse zum schonenden Aufbereiten von Kunststoff-Rohstoffen
DE923163C (de) Strangpresse fuer organische Kunststoffe, besonders thermoplastische Kunststoffe