BE573449A - Extrusion machine and process for the manufacture of tubes of thermoplastic materials. - Google Patents

Extrusion machine and process for the manufacture of tubes of thermoplastic materials.

Info

Publication number
BE573449A
BE573449A BE573449A BE573449A BE573449A BE 573449 A BE573449 A BE 573449A BE 573449 A BE573449 A BE 573449A BE 573449 A BE573449 A BE 573449A BE 573449 A BE573449 A BE 573449A
Authority
BE
Belgium
Prior art keywords
tubes
manufacture
thermoplastic materials
extrusion machine
extrusion
Prior art date
Application number
BE573449A
Other languages
French (fr)
Original Assignee
Solvic Ind Delle Materie Plast
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 Solvic Ind Delle Materie Plast filed Critical Solvic Ind Delle Materie Plast
Publication of BE573449A publication Critical patent/BE573449A/en

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
    • B29C48/03—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
    • 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
    • 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
    • B29C48/327—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections with centering means
    • 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
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • 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
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw 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
    • B29C48/25—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
    • B29C48/51—Screws with internal flow passages, e.g. for molten material
    • B29C48/515—Screws with internal flow passages, e.g. for molten material for auxiliary fluids, e.g. foaming agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
BE573449A 1957-12-03 1958-11-29 Extrusion machine and process for the manufacture of tubes of thermoplastic materials. BE573449A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT581487 1957-12-03

Publications (1)

Publication Number Publication Date
BE573449A true BE573449A (en) 1959-03-16

Family

ID=11331507

Family Applications (1)

Application Number Title Priority Date Filing Date
BE573449A BE573449A (en) 1957-12-03 1958-11-29 Extrusion machine and process for the manufacture of tubes of thermoplastic materials.

Country Status (3)

Country Link
BE (1) BE573449A (en)
FR (1) FR1215929A (en)
GB (1) GB894127A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH381418A (en) * 1960-02-15 1964-08-31 Oerlikon Buehrle Ag Device for the production of blown tubes or blown films
CA1141795A (en) * 1978-12-01 1983-02-22 Peter Hold Seals for rotary processor
CA2588058C (en) * 2007-05-08 2014-07-15 Stefan A. Lupke Alignable cooling plug for extruder
FR3008640B1 (en) 2013-07-18 2015-07-17 Michelin & Cie DEVICE FOR EXTRUSION OF MIXTURES OF ELASTOMERS

Also Published As

Publication number Publication date
GB894127A (en) 1962-04-18
FR1215929A (en) 1960-04-21

Similar Documents

Publication Publication Date Title
FR1223133A (en) Improved manufacturing process for porous plastic sheets
FR1126024A (en) Process and apparatus for the manufacture of pipes and other elements of reinforced plastic
FR1205440A (en) Process for manufacturing a plastic tube, and tube made from this material
FR1215929A (en) Extrusion machine and process for the manufacture of thermoplastic tubes
FR1236785A (en) Method and installation for the continuous manufacture of tubular plastic parts
FR1341523A (en) Process for manufacturing thermoplastic sheets from extruded tubular shapes
FR1370418A (en) Process for the production of foamed bodies with surfaces coated with thermoplastic materials
FR1288144A (en) Improved process and machine for the continuous production of thermoplastic sheets
FR1315417A (en) Process for the manufacture of tubes of thermoplastic synthetic material, transversely or helically grooved
FR1171388A (en) Method and machine for the continuous manufacture of plastic containers
FR1122424A (en) Plastic tubes and their manufacturing process
FR1308603A (en) Process and installation for the manufacture of thermoplastic materials
FR1177874A (en) Process and installation for the manufacture of fibers from thermoplastic materials
FR1338038A (en) Process for manufacturing fibrous materials with a high content of thermoplastic synthetic materials
CH476777A (en) Process for the production of polyolefin-based strip material
FR1279406A (en) Process and machine for the manufacture of cellular plastics
FR1187013A (en) Extrusion machine and extrusion process
FR1177174A (en) Method for manufacturing longitudinal welded metal tubes coated with thermoplastic material
FR1360878A (en) Process for the manufacture of thermoplastic synthetic material bearings
FR1334067A (en) Process for the production of plastic films
FR1205225A (en) Improvements in the production of plastic elbow pipes
FR1343856A (en) Method and apparatus for the manufacture of molded parts from thermoplastic synthetic materials with the addition of porogens
FR72087E (en) Process for manufacturing thermoplastic sachets
FR1235259A (en) Process for the production of plastic tubes
FR1328739A (en) Process for the production of hollow bodies from thermoplastic foam materials