ES440656A1 - Perfeccionamientos en las maquinas extrusoras de material plastico. - Google Patents

Perfeccionamientos en las maquinas extrusoras de material plastico.

Info

Publication number
ES440656A1
ES440656A1 ES440656A ES440656A ES440656A1 ES 440656 A1 ES440656 A1 ES 440656A1 ES 440656 A ES440656 A ES 440656A ES 440656 A ES440656 A ES 440656A ES 440656 A1 ES440656 A1 ES 440656A1
Authority
ES
Spain
Prior art keywords
collar
seal
extrusion machine
screw
wall
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.)
Expired
Application number
ES440656A
Other languages
English (en)
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.)
USM Corp
Original Assignee
USM Corp
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 USM Corp filed Critical USM Corp
Publication of ES440656A1 publication Critical patent/ES440656A1/es
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/02—Making granules by dividing preformed material
    • B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • B29B9/065—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion under-water, e.g. underwater pelletizers
    • 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
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
    • 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
    • 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
    • B29C48/04—Particle-shaped

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Glanulating (AREA)
ES440656A 1974-08-17 1975-08-13 Perfeccionamientos en las maquinas extrusoras de material plastico. Expired ES440656A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB36315/74A GB1514159A (en) 1974-08-17 1974-08-17 Extrusion machines

Publications (1)

Publication Number Publication Date
ES440656A1 true ES440656A1 (es) 1977-03-01

Family

ID=10387014

Family Applications (1)

Application Number Title Priority Date Filing Date
ES440656A Expired ES440656A1 (es) 1974-08-17 1975-08-13 Perfeccionamientos en las maquinas extrusoras de material plastico.

Country Status (10)

Country Link
US (1) US4059206A (es)
JP (1) JPS5812841B2 (es)
BR (1) BR7505260A (es)
CA (1) CA1056120A (es)
DD (1) DD122052A5 (es)
DE (1) DE2535546C2 (es)
ES (1) ES440656A1 (es)
FR (1) FR2281823A1 (es)
GB (1) GB1514159A (es)
IT (1) IT1041835B (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3436394A1 (de) * 1984-10-04 1986-04-17 Harald Dipl.-Ing. 4630 Bochum Rust Granuliereinrichtung mit druckentlasteter lochplatte
GB8620778D0 (en) * 1986-08-28 1986-10-08 Smiths Industries Ltd Medico-surgical articles
US5641522A (en) * 1994-06-23 1997-06-24 Werner & Pfleiderer Corporation Pelletizer for extruder
US5652000A (en) * 1994-12-15 1997-07-29 E. I. Du Pont De Nemours And Company Pelletizer particularly suitable for pelletizing water-dispersible melt-extrudate
US5593702A (en) * 1995-12-15 1997-01-14 Shell Oil Company Underwater pelletizer having shroud element mounted to die face
DE69912780T2 (de) * 1998-05-29 2004-09-30 Sprout-Matador A/S Verfahren sowie vorrichtung zum extrudieren von expandierenden wasserhaltigen produkten wie lebensmittelteilchen oder futtermittelpellets
US6773739B2 (en) * 2002-08-30 2004-08-10 Wenger Manufacturing, Inc Method and apparatus for extrusion of food products including back pressure valve/diverter
EP1796893B1 (en) * 2004-09-30 2008-06-11 PIRELLI TYRE S.p.A. Method and apparatus for manufacturing pneumatic tyres
CN102528963A (zh) * 2010-12-08 2012-07-04 高国强 旋切造粒装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB505231A (en) * 1938-01-03 1939-05-08 George Porteus Improvements in or relating to machines or apparatus for the production of cattle food, poultry food and the like
US2375955A (en) * 1942-09-07 1945-05-15 Roger R Smith Apparatus for producing solid or hollow pellets
US2469999A (en) * 1945-05-30 1949-05-10 Dow Chemical Co Mixing head for extrusion machines
US3000618A (en) * 1958-09-03 1961-09-19 Et Oakes Corp Continuous mixer
US3003193A (en) * 1959-01-15 1961-10-10 Dow Chemical Co Method for making beads of thermoplastic polymers
US2958099A (en) * 1959-01-15 1960-11-01 Dow Chemical Co Extrusion die for plastic extruders
US3214796A (en) * 1962-04-17 1965-11-02 Bauer Bros Co Pelletizer
US3458902A (en) * 1967-07-28 1969-08-05 Hercules Inc Extrusion apparatus for thermoplastic materials
US3847531A (en) * 1973-08-29 1974-11-12 K Mccomb Die assembly for foodstuff extruder

Also Published As

Publication number Publication date
DD122052A5 (es) 1976-09-12
US4059206A (en) 1977-11-22
BR7505260A (pt) 1976-08-03
DE2535546A1 (de) 1976-03-04
DE2535546C2 (de) 1984-06-14
JPS5812841B2 (ja) 1983-03-10
JPS5146356A (es) 1976-04-20
GB1514159A (en) 1978-06-14
CA1056120A (en) 1979-06-12
FR2281823B1 (es) 1979-06-15
FR2281823A1 (fr) 1976-03-12
IT1041835B (it) 1980-01-10

Similar Documents

Publication Publication Date Title
GB634071A (en) Improvements in or relating to moulding plastic materials by extrusion
CA988266A (en) Multistage machine for the plastification and extrusion of synthetic plastic materials
ES301988A1 (es) Procedimiento para formar una banda decorativa
ES363681A1 (es) Procedimiento y cabezal inyeccion para la fabricacion de unarticulo extrusionado compuesto de al menos dos materiales plasticos.
GB1458379A (en) Fabric coating by extrusion die-calendering
GB1537573A (en) Plastics pipes
ES440656A1 (es) Perfeccionamientos en las maquinas extrusoras de material plastico.
ES392438A1 (es) Procedimiento y dispositivo para la fabricacion y revesti-miento en continuo de perfiles extruidos.
GB1101824A (en) Process for the manufacture of thermoplastic films
ES402509A1 (es) Un dispositivo multiplicador de la produccion de un extrui-dor.
GB759354A (en) Improvements in and relating to machines for mixing and extruding viscous substances like thermoplastic substances
ES401596A1 (es) Un aparato para extruir una tira unitaria con una plurali- dad de cordones espaciados.
ES401037A1 (es) Maquina de extrusion continua para la fabricacion de redes de plastico.
ZA727445B (en) Extrusion of highly viscous thermoplastics on a signale screw extruder
GB1553621A (en) Process for extruding a synthetic resin body having portions of different thickness
ES390669A1 (es) Procedimiento para la conformacion de perfiles de material plastico extruido.
ES432893A1 (es) Procedimiento para fabricar hojas de materiales sinteticos termoplasticos.
FR2069654A5 (en) A tube with a helical ridge on its interior - wall
FR2148486A1 (en) Scroll plasticizing extruder - for thermoplastic material with an adjustable working screw length
SU101404A1 (ru) Устройство дл формовки труб способом прессовани и одновременного вращени прессующего инструмента
ES383311A1 (es) Perfeccionamientos en la construccion de maquinas de extru-sion.
GB1332364A (en) Control system for parison extruders
ES200550U (es) Tira de material plástico obtenido por extrusión incluyendo un alma, apta para calzados y otras aplicaciones
CH508474A (it) Dispositivo di tenuta per cilindri di alimentazione, segnatamente pure di preplastificazione, negli estrusori o nelle presse ad iniezione di materie plastiche
OA04541A (fr) Conduit de gros calibre réalisé en matière thermoplastique, plus spécialement conduit d'évacuation, procédé et installation pour sa réalisation.