618-1412/01 – Fundamentals of Foundry Technologies (ZST)
| Gurantor department | Department of Metallurgy and Foundry | Credits | 6 |
| Subject guarantor | doc. Ing. Vlasta Bednářová, CSc. | Subject version guarantor | doc. Ing. Vlasta Bednářová, CSc. |
| Study level | undergraduate or graduate | | |
| | Study language | Czech |
| Year of introduction | 2012/2013 | Year of cancellation | 2020/2021 |
| Intended for the faculties | FMT | Intended for study types | Bachelor |
Subject aims expressed by acquired skills and competences
-student wil be able to analyse and compare basic methods of mould- and core-making;
-student wil be able to describe basic processes during forming a casting from pouring it up to metal cooling;
-student wil be able to explain the formation of the most important casting defects;
-student wil be able to describe material and foundry properties of cast metals.
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. Review of foundry materials to be used for castings.
Compulsory literature:
Schieg,F.P. : Technology of Metalcasting. American Foundry Society,Des
Plaines,IL 2003.
Recommended literature:
Herfurth,K.;Ketscher,N.;Köhler,M. : Giessereitechnik KOMPAKT ,
Giesserei-Verlag,Düsseldorf
Articles in professional journals, papers of conferences, research reports, theses.
Way of continuous check of knowledge in the course of semester
1 classified test report
2 classified programs
1 classified seminar paper and its defence
E-learning
Address where pedagogs could be contacted:: http://staff.vsb.cz/
Other requirements
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Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
Lectures:
1. Foundry industry in the Czech republic and in the world, statistics, possibilities and limits of casting production. Procedure of casting production from a design to the dispatch department
2. Applied processes and techniques in foundries. Production of castings using permanent metal mold and lost sand mold
3. Molding materials, sand, binders, mold and core making technologies, molding mixtures making and testing
4. Sand reclamation techniques – dry, wet, thermal reclamation
5. Melt flow in molds,castability, running system design and calculation
6. Static and dynamic action of the melted alloys on molds and cores. Gases in metals and molds
7. Castings crystallization and solidification
8. Solidification shrinkage – feeding (risers)
9. Linear contraction of the casting, hot tearing, cold cracking, residual stresses
10. Materials for casting production, cast steel
11. Cast irons - types, structures, mecanical properties
12. Cast iron – melting, secondary metallurgy, innoculation
13. Non ferrous alloys for casting - metallurgy, properties
14. Terminal consultation
practices
1. Refractory materials for mold and core making, silica and non silica sands, organic and inorganic binders
2. Molding mixtures making and testing -– test report
3. Mold and core making technologies, split pattern, simple and complex mold, core making by compactin or hardening
4. Molding and pouring the own AlSi alloy casting
5. Visit of a cast iron foundry and its pattern shop
6. Casting design, axonometric drawing
7. Calculation of metalostatic pressure and buoyancy
8. Casting designing- parting line, scarfs, working allowance
9. Visit of a hight pressure die casting aluminium alloys foundry
10. Running system design and calculation (program)
11. Calculation of the riser volume ( program)
12. Cast irons, steels, standards, properties, metallografy
13. Seminary Rapid prototyping , computer simulations
14. Final seminary, credit
Conditions for subject completion
Conditions for completion are defined only for particular subject version and form of study
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction