IT1004149B - PROCEDURE AND DEVICE TO REDUCE FRICTION IN THE PROCESSING OF PLASTIC AND SIMILAR MATERIALS - Google Patents

PROCEDURE AND DEVICE TO REDUCE FRICTION IN THE PROCESSING OF PLASTIC AND SIMILAR MATERIALS

Info

Publication number
IT1004149B
IT1004149B IT50172/74A IT5017274A IT1004149B IT 1004149 B IT1004149 B IT 1004149B IT 50172/74 A IT50172/74 A IT 50172/74A IT 5017274 A IT5017274 A IT 5017274A IT 1004149 B IT1004149 B IT 1004149B
Authority
IT
Italy
Prior art keywords
procedure
plastic
processing
similar materials
reduce friction
Prior art date
Application number
IT50172/74A
Other languages
Italian (it)
Inventor
G Sander
Original Assignee
Berstorff Gmbh Masch Hermann
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
Priority claimed from DE19732317659 external-priority patent/DE2317659C3/en
Application filed by Berstorff Gmbh Masch Hermann filed Critical Berstorff Gmbh Masch Hermann
Application granted granted Critical
Publication of IT1004149B publication Critical patent/IT1004149B/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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/94—Lubricating
    • 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
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • 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
    • B29C48/68—Barrels or cylinders
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT50172/74A 1973-04-07 1974-04-05 PROCEDURE AND DEVICE TO REDUCE FRICTION IN THE PROCESSING OF PLASTIC AND SIMILAR MATERIALS IT1004149B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732317659 DE2317659C3 (en) 1973-04-07 Extruder for plastics or elastomers

Publications (1)

Publication Number Publication Date
IT1004149B true IT1004149B (en) 1976-07-10

Family

ID=5877414

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50172/74A IT1004149B (en) 1973-04-07 1974-04-05 PROCEDURE AND DEVICE TO REDUCE FRICTION IN THE PROCESSING OF PLASTIC AND SIMILAR MATERIALS

Country Status (3)

Country Link
FR (1) FR2224284A1 (en)
GB (1) GB1460352A (en)
IT (1) IT1004149B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1557184A (en) * 1975-11-26 1979-12-05 Baker Perkins Holdings Ltd Mixing machines
GB9415720D0 (en) * 1994-08-03 1994-09-21 Environmental Polymers Ltd Extrusion and moulding apparatus and method

Also Published As

Publication number Publication date
FR2224284A1 (en) 1974-10-31
GB1460352A (en) 1977-01-06
DE2317659A1 (en) 1974-10-31
DE2317659B2 (en) 1976-05-13

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