618-1470/01 – Theory and Technology of Metalcasting (TTUS)

Gurantor departmentDepartment of Metallurgy and FoundryCredits6
Subject guarantordoc. Ing. Vlasta Bednářová, CSc.Subject version guarantordoc. Ing. Vlasta Bednářová, CSc.
Study levelundergraduate or graduateRequirementCompulsory
Year1Semestersummer
Study languageCzech
Year of introduction2012/2013Year of cancellation
Intended for the facultiesFMTIntended for study typesBachelor
Instruction secured by
LoginNameTuitorTeacher giving lectures
ADA331 Ing. Eliška Adámková
BED47 doc. Ing. Vlasta Bednářová, CSc.
BEN001 Ing. Jaroslav Beňo, Ph.D.
CAG37 Ing. Michal Cagala
CAM01 doc. Ing. Libor Čamek, Ph.D.
ELB77 prof. Ing. Tomáš Elbel, CSc.
HAN47 Ing. Aleš Hanus, Ph.D.
LIC03 doc. Ing. Petr Lichý, Ph.D.
Extent of instruction for forms of study
Form of studyWay of compl.Extent
Full-time Credit and Examination 3+3

Subject aims expressed by acquired skills and competences

student will be able: -to analyse and compare basic methods of mould- and core-making; -to describe basic processes during forming a casting from pouring it up to metal cooling; -to explain the formation of the most important casting defects; -to design a technological process of making an art casting (a mould, a gating system, venting).

Teaching methods

Lectures
Seminars
Tutorials
Experimental work in labs

Summary

Casting as a product of the foundry industry, possibilities and limits, engineering and technologic requirements. Mode of castings production from the design to finishing. Wood and metal patterns making. Molding materials, sand, binders, mold and core making technologies. Specialities of art castings manufacturing.

Compulsory literature:

Schieg,F.P. : Technology of Metalcasting. American Foundry Society,Des Plaines,IL 2003. YOUNG,R.,D.;FENNELL,R.A. : Methods for modern sculptors. Sculpt Nouveau,Escondino,CA,2000

Recommended literature:

Articles in professional journals, papers of conferences.

Way of continuous check of knowledge in the course of semester

1 classified test report 2 classified programs 1 classified semestral paper and its defence

E-learning

address where pedagogs could be contacted : http://staff.vsb.cz/

Další požadavky na studenta

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Prerequisities

Subject has no prerequisities.

Co-requisities

Subject has no co-requisities.

Subject syllabus:

English 1. History and the present of the foundry industry 2. Procedure of casting production from a design to the dispatch department, Production of castings using permanent metal mold and lost sand mold 3. Pattern making, materials, parting lines, scarfs, working allowance, core boxes, materials. Metal molds, sand molds 4. Molding wih split pattern, cores using, sweep moulding – rotating and plane, hand and mechanized sand molding. Precision casting with lost wax pattern, Lost Foam, V-process 5. Production of castings using permanent metal mold, gravity casting, high and low pressure die casting, centrifugal casting. Melt fluidity and castability 6. Running system design depending on the type of poured metal. Running systems for art castings. Running system calculation.Calculation of metalostatic pressure and buoyancy . 7. Gases in metals and molds 8. Castings crystallization and solidification.Thermodynamic conditions of crystallization. Solidification time, shape of castig and mould material, thermal diffusivity of the mould 9. Solidification shrinkage and its consequence – shrinkage cavities, porosities – causes and prevention 10. Hot spots – facing their consequences, directional solidification , feeding, calculation of the riser volume 11. Linear contraction of the casting, hot tearing, cold cracking, residual stresses 12. General design of metal casting production, rapid prototyping. Methods of castings finnishing 13. Art casting manufacturing 14. Terminal consultation Practices: 1. Art casting principles video 2. Refractory materials for mold and core making, silica and non silica sands, organic and inorganic binders 3. Molding mixtures making and testing -– test report 4. Mold and core making technologies, practical demonstration, 5. Making of simple mold and core and pouring the own casting 6. Video presentation of different foundry technologies 7. Casting design, axonometric drawing 8. Visit of foundry and its pattern shop 9. Casting designing- parting line, scarfs, working allowance 10. Calculation of metalostatic pressure and buoyancy 11. Running system design and calculation (program) 12. Calculation of the riser volume ( program) 13. Rapid prototyping , computer simulations 14. Final seminary, defence of semestral papers

Conditions for subject completion

Full-time form (validity from: 2012/2013 Winter semester)
Task nameType of taskMax. number of points
(act. for subtasks)
Min. number of points
Exercises evaluation and Examination Credit and Examination 100  51
        Exercises evaluation Credit  
        Examination Examination  
Mandatory attendence parzicipation:

Show history

Occurrence in study plans

Academic yearProgrammeField of studySpec.FormStudy language Tut. centreYearWSType of duty
2013/2014 (B2109) Metallurgical Engineering (2109R031) Art Foundry Engineering P Czech Ostrava 1 Compulsory study plan
2012/2013 (B2109) Metallurgical Engineering (2109R031) Art Foundry Engineering P Czech Ostrava 1 Compulsory study plan

Occurrence in special blocks

Block nameAcademic yearForm of studyStudy language YearWSType of blockBlock owner