EP0904828A3 - High wear resistant screw, mixing shaft or other machine part for use in the building industry and related materials processing - Google Patents

High wear resistant screw, mixing shaft or other machine part for use in the building industry and related materials processing Download PDF

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Publication number
EP0904828A3
EP0904828A3 EP98118179A EP98118179A EP0904828A3 EP 0904828 A3 EP0904828 A3 EP 0904828A3 EP 98118179 A EP98118179 A EP 98118179A EP 98118179 A EP98118179 A EP 98118179A EP 0904828 A3 EP0904828 A3 EP 0904828A3
Authority
EP
European Patent Office
Prior art keywords
parts
wear resistant
machine part
high wear
building industry
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.)
Withdrawn
Application number
EP98118179A
Other languages
German (de)
French (fr)
Other versions
EP0904828A2 (en
Inventor
Gunar Kelterborn
Silke Kelterborn
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP0904828A2 publication Critical patent/EP0904828A2/en
Publication of EP0904828A3 publication Critical patent/EP0904828A3/en
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
    • B28C5/10—Mixing in containers not actuated to effect the mixing
    • B28C5/12—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers
    • B28C5/14—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a horizontal or substantially horizontal axis
    • B28C5/142—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a horizontal or substantially horizontal axis the stirrer shaft carrying screw-blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/051—Stirrers characterised by their elements, materials or mechanical properties
    • B01F27/053—Stirrers characterised by their elements, materials or mechanical properties characterised by their materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Accessories For Mixers (AREA)

Abstract

Die Erfindung betrifft hochverschleißfeste Schnecken, Mischerwellen oder ähnliche Maschinenteile zur Verwendung in der Bauindustrie und des baustoffverarbeitenden Gewerbes herkömmlicher Bauweise, wobei auf das metallische Grundmaterial (1) im Bereich der Formschlüssigkeit mit einem Aussengehäuse (2) eine hochverschleißfeste Legierung (3), bestehend aus z. B. 0,75 Anteilen Kohlenstoff, 4,3 Anteilen Silizium, 15 Anteilen Crom, 3,5 Anteilen Eisen, 3,1 Anteilen Bor und restlichen Anteilen Nickel, mit Hilfe unterschiedlicher Auftragsverfahren mit einer Schichtdicke bis zu 1 mm auf Außenkanten (4) und Flanken (5) zum Zwecke der Erhöhung der Standzeiten aufgetragen wird.

Figure 00000001
The invention relates to highly wear-resistant screws, mixer shafts or similar machine parts for use in the construction industry and the building material processing industry of conventional design, with a highly wear-resistant alloy (3) consisting of, for example, the metallic base material (1) in the area of positive locking with an outer housing (2) . B. 0.75 parts of carbon, 4.3 parts of silicon, 15 parts of chromium, 3.5 parts of iron, 3.1 parts of boron and remaining parts of nickel, using different application methods with a layer thickness of up to 1 mm on outer edges (4) and flanks (5) are applied for the purpose of increasing the service life.
Figure 00000001
EP98118179A 1997-09-26 1998-09-25 High wear resistant screw, mixing shaft or other machine part for use in the building industry and related materials processing Withdrawn EP0904828A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE29717220U 1997-09-26
DE29717220U DE29717220U1 (en) 1997-09-26 1997-09-26 Highly wear-resistant screw, mixer shaft or similar machine parts for use in the construction industry and the building material processing industry

Publications (2)

Publication Number Publication Date
EP0904828A2 EP0904828A2 (en) 1999-03-31
EP0904828A3 true EP0904828A3 (en) 2000-03-15

Family

ID=8046489

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98118179A Withdrawn EP0904828A3 (en) 1997-09-26 1998-09-25 High wear resistant screw, mixing shaft or other machine part for use in the building industry and related materials processing

Country Status (2)

Country Link
EP (1) EP0904828A3 (en)
DE (1) DE29717220U1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007074507A1 (en) * 2005-12-26 2007-07-05 Ibiden Co., Ltd. Method for mixing powder, agitator, and method for manufacturing honeycomb structure

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3469824A (en) * 1968-02-27 1969-09-30 Irl Daffin Associates Mixing and conveying means
FR2209702A1 (en) * 1972-12-11 1974-07-05 Epitoegepgyarto Vallalat Metal spraying process for pump worms - in three stages using nickel alloy powder
US4731253A (en) * 1987-05-04 1988-03-15 Wall Colmonoy Corporation Wear resistant coating and process
DE4408717A1 (en) * 1994-03-15 1995-09-21 Metallgesellschaft Ag Composite element for coating the tip of screw feeder blades

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3469824A (en) * 1968-02-27 1969-09-30 Irl Daffin Associates Mixing and conveying means
FR2209702A1 (en) * 1972-12-11 1974-07-05 Epitoegepgyarto Vallalat Metal spraying process for pump worms - in three stages using nickel alloy powder
US4731253A (en) * 1987-05-04 1988-03-15 Wall Colmonoy Corporation Wear resistant coating and process
DE4408717A1 (en) * 1994-03-15 1995-09-21 Metallgesellschaft Ag Composite element for coating the tip of screw feeder blades

Also Published As

Publication number Publication date
EP0904828A2 (en) 1999-03-31
DE29717220U1 (en) 1997-12-18

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