GB2171419B - Facing cylinders and worms in plastics worm extruders to enhance wear resistance - Google Patents

Facing cylinders and worms in plastics worm extruders to enhance wear resistance

Info

Publication number
GB2171419B
GB2171419B GB08601555A GB8601555A GB2171419B GB 2171419 B GB2171419 B GB 2171419B GB 08601555 A GB08601555 A GB 08601555A GB 8601555 A GB8601555 A GB 8601555A GB 2171419 B GB2171419 B GB 2171419B
Authority
GB
United Kingdom
Prior art keywords
worms
wear resistance
enhance wear
facing cylinders
plastics worm
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
GB08601555A
Other languages
English (en)
Other versions
GB2171419A (en
GB8601555D0 (en
Inventor
Peter Stommel
Stephan Weilandt
Hans Reifenhauser
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.)
Reifenhaeuser GmbH and Co KG Maschinenenfabrik
Original Assignee
Reifenhaeuser GmbH and Co KG Maschinenenfabrik
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 Reifenhaeuser GmbH and Co KG Maschinenenfabrik filed Critical Reifenhaeuser GmbH and Co KG Maschinenenfabrik
Publication of GB8601555D0 publication Critical patent/GB8601555D0/en
Publication of GB2171419A publication Critical patent/GB2171419A/en
Application granted granted Critical
Publication of GB2171419B publication Critical patent/GB2171419B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
    • 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
    • B29C48/507—Screws characterised by the material or their manufacturing process
    • 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
    • B29C48/6801—Barrels or cylinders characterised by the material or their manufacturing process
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
    • C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
    • C23C16/32—Carbides
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
    • C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
    • C23C16/34—Nitrides
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Chemical Vapour Deposition (AREA)
  • Physical Vapour Deposition (AREA)
GB08601555A 1985-02-26 1986-01-22 Facing cylinders and worms in plastics worm extruders to enhance wear resistance Expired GB2171419B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853506668 DE3506668A1 (de) 1985-02-26 1985-02-26 Verschleisswiderstandserhoehende beschichtung am zylinder und an der schnecke einer kunststoff-schneckenpresse

Publications (3)

Publication Number Publication Date
GB8601555D0 GB8601555D0 (en) 1986-02-26
GB2171419A GB2171419A (en) 1986-08-28
GB2171419B true GB2171419B (en) 1988-11-02

Family

ID=6263550

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08601555A Expired GB2171419B (en) 1985-02-26 1986-01-22 Facing cylinders and worms in plastics worm extruders to enhance wear resistance

Country Status (4)

Country Link
CH (1) CH669557A5 (it)
DE (1) DE3506668A1 (it)
GB (1) GB2171419B (it)
IT (1) IT1188336B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3718779A1 (de) * 1987-06-04 1988-12-22 Krauss Maffei Ag Schnecke od. dgl. maschinenteil fuer kunststoffverarbeitende maschinen
JPH02232304A (ja) * 1989-03-06 1990-09-14 Sanyo Special Steel Co Ltd 耐食耐熱耐摩部材の製造方法およびその製品部材
DE4026607A1 (de) * 1990-08-23 1992-02-27 Kabelmetal Electro Gmbh Verfahren zur erhoehung der standzeit eines werkzeuges zum schaelen von straengen und draehten aus aluminium
IT1250214B (it) * 1991-11-22 1995-04-03 Rivestimento al nitruro di titanio per conchiglie per pistoni.
GB2276832A (en) * 1993-04-08 1994-10-12 Brian Murray Screw extruder for chemical reactions having catalyst or enzyme coating
DE4429505C2 (de) * 1994-08-19 1997-09-11 Formplast Reichel Gmbh & Co Kg Verschleißwiderstandserhöhende Beschichtung von Werkzeugen für die keramische Industrie
US20050274215A1 (en) * 2004-06-15 2005-12-15 Geoff Bishop Worm gear assembly having improved physical properties and method of making same
IT201800009362A1 (it) * 2018-10-11 2020-04-11 Gimac Di Maccagnan Giorgio Vite per estrusore e dispositivo estrusore
DE102019101731A1 (de) * 2019-01-24 2020-07-30 Troester Gmbh & Co. Kg Extruder für Polymerwerkstoffe sowie Verwendung eines Beschichtungsverfahrens zur Herstellung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU48131A1 (it) * 1964-03-28 1965-05-05
NL7101063A (it) * 1970-02-06 1971-08-10
US4103800A (en) * 1977-04-28 1978-08-01 Lomax Donald P Backing material
AT368436B (de) * 1980-02-26 1982-10-11 Bramac Dachsteinwerk Gmbh Vorrichtung zur herstellung profilierter dachziegel aus beton od.dgl.
JPS56156767A (en) * 1980-05-02 1981-12-03 Sumitomo Electric Ind Ltd Highly hard substance covering material
DE3116170A1 (de) * 1981-04-23 1982-11-04 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover "doppelschneckenextruderzylinder"
EP0089818A3 (en) * 1982-03-23 1985-04-03 United Kingdom Atomic Energy Authority Coatings for cutting blades

Also Published As

Publication number Publication date
GB2171419A (en) 1986-08-28
IT8619311A0 (it) 1986-02-06
CH669557A5 (it) 1989-03-31
GB8601555D0 (en) 1986-02-26
DE3506668A1 (de) 1986-08-28
DE3506668C2 (it) 1987-12-10
IT8619311A1 (it) 1987-08-06
IT1188336B (it) 1988-01-07

Similar Documents

Publication Publication Date Title
GB2215411B (en) Improvements in and relating to laminate gaskets
EP0228847A3 (en) Improvements in and relating to seals improvements in and relating to seals
GB2218755B (en) Improvements in and relating to gaskets
GB2206162B (en) Improvements in and relating to gaskets
GB2211561B (en) Improvements in and relating to gaskets
GB8911132D0 (en) Improvements in and relating to gaskets
GB9013968D0 (en) Improvements in and relating to bolts
GB2182710B (en) Improvements in and relating to locks
GB2171419B (en) Facing cylinders and worms in plastics worm extruders to enhance wear resistance
GB2171418B (en) Facing cylinders and worms in plastics worm extruders to enhance wear resistance
EP0144145A3 (en) Improvements in and relating to pistons
GB2222549B (en) Improvements in and relating to gasket materials
GB9018697D0 (en) Improvements in and relating to tamper-proof seals
GB2255760B (en) Improvements in and relating to conveying assemblies
EG18419A (en) Improvement in the extrusion of plastic materials
GB2096533B (en) Improvements in or relating to extrusion
GB2182603B (en) Improvements in or relating to the extrusion of products
GB2171135B (en) Improvements in and relating to sliding doors
GB2177964B (en) Improvements in and relating to injection moulding
GB2181772B (en) Improvements in and relating to draught excluders
GB2182625B (en) Improvements in and relating to conveyors
GB9011111D0 (en) Improvements in and relating to bolts
GB9120121D0 (en) Improvements in and relating to extrusion
GB9102357D0 (en) Improvements in and relating to seals
GB8910055D0 (en) Improvements in continuous extrusion

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee