GB781376A - Improvements relating to precision casting by the lost wax process - Google Patents

Improvements relating to precision casting by the lost wax process

Info

Publication number
GB781376A
GB781376A GB1683254A GB1683254A GB781376A GB 781376 A GB781376 A GB 781376A GB 1683254 A GB1683254 A GB 1683254A GB 1683254 A GB1683254 A GB 1683254A GB 781376 A GB781376 A GB 781376A
Authority
GB
United Kingdom
Prior art keywords
improvements relating
precision casting
lost wax
wax process
phosphate
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
GB1683254A
Inventor
John Stratton Turnbull
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.)
Metropolitan Vickers Electrical Co Ltd
Original Assignee
Metropolitan Vickers Electrical Co Ltd
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 to GB2679551A priority Critical patent/GB722816A/en
Application filed by Metropolitan Vickers Electrical Co Ltd filed Critical Metropolitan Vickers Electrical Co Ltd
Priority to GB1683254A priority patent/GB781376A/en
Priority to GB2460554A priority patent/GB809954A/en
Publication of GB781376A publication Critical patent/GB781376A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
    • B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
    • B22C1/165—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents in the manufacture of multilayered shell moulds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/02—Sand moulds or like moulds for shaped castings
    • B22C9/04—Use of lost patterns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/02—Sand moulds or like moulds for shaped castings
    • B22C9/04—Use of lost patterns
    • B22C9/043—Removing the consumable pattern

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mold Materials And Core Materials (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Compositions Of Oxide Ceramics (AREA)

Abstract

In a method of forming a mould by repeatedly dipping a wax pattern in a mixture of refractory particles and a binder as described in parent Specification the binder used is a phosphate, e.g. aluminium phosphate.
GB1683254A 1954-06-08 1954-06-08 Improvements relating to precision casting by the lost wax process Expired GB781376A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB2679551A GB722816A (en) 1954-06-08 1951-11-15 Improvements relating to precision casting by the lost-wax process
GB1683254A GB781376A (en) 1954-06-08 1954-06-08 Improvements relating to precision casting by the lost wax process
GB2460554A GB809954A (en) 1954-06-08 1954-08-24 Improvements relating to precision casting by lost wax process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1683254A GB781376A (en) 1954-06-08 1954-06-08 Improvements relating to precision casting by the lost wax process

Publications (1)

Publication Number Publication Date
GB781376A true GB781376A (en) 1957-08-21

Family

ID=10084485

Family Applications (3)

Application Number Title Priority Date Filing Date
GB2679551A Expired GB722816A (en) 1954-06-08 1951-11-15 Improvements relating to precision casting by the lost-wax process
GB1683254A Expired GB781376A (en) 1954-06-08 1954-06-08 Improvements relating to precision casting by the lost wax process
GB2460554A Expired GB809954A (en) 1954-06-08 1954-08-24 Improvements relating to precision casting by lost wax process

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB2679551A Expired GB722816A (en) 1954-06-08 1951-11-15 Improvements relating to precision casting by the lost-wax process

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB2460554A Expired GB809954A (en) 1954-06-08 1954-08-24 Improvements relating to precision casting by lost wax process

Country Status (1)

Country Link
GB (3) GB722816A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2829060A (en) * 1954-10-25 1958-04-01 Rolls Royce Mould and method of making the same
US3048905A (en) * 1959-06-11 1962-08-14 Howe Sound Co Making refractory shell molds
US5118727A (en) * 1991-03-13 1992-06-02 E. I. Du Pont De Nemours And Company Stable mixtures of colloidal silica and a film-forming polymer
US5927379A (en) * 1996-09-26 1999-07-27 Pcc Structurals, Inc. Infiltration method for producing shells useful for investment casting
CN102728780B (en) * 2012-06-08 2014-01-15 繁昌县琦祥铸造厂 Water glass molding sand and producing method thereof
CN102728781B (en) * 2012-06-08 2014-01-15 繁昌县琦祥铸造厂 Molding sand using cement as binder and producing method thereof
US10940531B1 (en) * 2019-10-31 2021-03-09 The Boeing Company Methods and systems for improving a surface finish of an investment casting
CN113695520B (en) * 2021-08-28 2022-07-26 宁波开发区安德鲁精铸有限公司 Production process of outlet pump body
CN115090835B (en) * 2022-06-22 2023-12-29 繁峙县志高矿山机械有限责任公司 Precise casting process of hardware castings

Also Published As

Publication number Publication date
GB809954A (en) 1959-03-04
GB722816A (en) 1955-02-02

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