618-1803/01 – Molding Sands and Mixtures (FS)

Gurantor departmentDepartment of Metallurgy and FoundryCredits5
Subject guarantordoc. Ing. Vlasta Bednářová, CSc.Subject version guarantorprof. Ing. Petr Jelínek, CSc.
Study levelundergraduate or graduateRequirementCompulsory
Year1Semestersummer
Study languageCzech
Year of introduction2012/2013Year of cancellation
Intended for the facultiesFMTIntended for study typesFollow-up Master
Instruction secured by
LoginNameTuitorTeacher giving lectures
ADA331 Ing. Eliška Adámková
BEN001 Ing. Jaroslav Beňo, Ph.D.
JEL40 prof. Ing. Petr Jelínek, CSc.
Extent of instruction for forms of study
Form of studyWay of compl.Extent
Full-time Credit and Examination 3+4
Combined Credit and Examination 16+0

Subject aims expressed by acquired skills and competences

Student will be able: -to know the rules for using quartz and non-quartz base sands; -to know processes of the cooling effect control of a foundry mould; -to explain kinds and importance of base sands surfaces and principles of their measurements; -to know types and means for reclamation of foundry base sands; -to analyze physical and chemical nature of binding property and strength of moulding mixtures; -to explain principles of classification of binder systems of the Ist up to IVth generation; -to design a binder system for the given technological process of casting manufacture; -to explain physical principles of binding the mixtures of the IIIrd generation; -to describe chemical hardening processes of inorganic and organic binders condensation, polymerization, addition, copolymerization).

Teaching methods

Lectures
Tutorials
Experimental work in labs

Summary

Opening materials of the sand mixtures, quartz and non-silica opening materials, granulometric composition, activation of the opening materials, regeneration. The bonding-agent systems I. to IV., generation, chemical treatment in preparation of moulds and cores. Mixtures with alkaline silicates, application of macromolecular chemistry in the bonding-agent systems.

Compulsory literature:

FLEMMING, E., TILCH, W. Formstoffe und Formverfahren Deutscher Verlag fur Grundstoffindustrie, Leipzig - Stuttgart, 1993 ISBN 3-342-00531-9 ŽUKOVSKIJ, S., S. Pročnost litějnoj formy. Moskva, Mašinostojenije 1989, ISBN 5-217-00434-7

Recommended literature:

LEWANDOWSKI, J., L. Tworzywa na formy odlewnicze "Akapit" Kraów, 1997, ISBN 83-7108-21-2

Way of continuous check of knowledge in the course of semester

Two scores semester work and advocacy through seminars during lessons Two progress tests scores

E-learning

http://www.fmmi.vsb.cz/cs/okruhy/studium-a-vyuka/podklady-ke-studiu

Další požadavky na studenta

There are not additional requirements.

Prerequisities

Subject has no prerequisities.

Co-requisities

Subject has no co-requisities.

Subject syllabus:

Evaluation of the quality synthetic and natural sand. Regeneration, the quality of regenerate. Natural sands. Inorganic and organic binder. Interaction binder-sand. Activation of grog. Process of CO2, SO2-process, Hot Box, Cold Box. The fully forms. Special technology of molds and cores art castings. Plaster molds (hard mix), Lost Foam, organobentonity, cement mixture, Shaw-method, silicone-rubber-method, Lost Foam, Replicast.

Conditions for subject completion

Combined 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 (100) 51
        Exercises evaluation Credit 30  15
        Examination Examination 70  21
Mandatory attendence parzicipation:

Show history

Occurrence in study plans

Academic yearProgrammeField of studySpec.FormStudy language Tut. centreYearWSType of duty
2014/2015 (N2109) Metallurgical Engineering (2109T033) Foundry Technologies K Czech Ostrava 1 Compulsory study plan
2014/2015 (N2109) Metallurgical Engineering (2109T033) Foundry Technologies P Czech Ostrava 1 Compulsory study plan
2013/2014 (N2109) Metallurgical Engineering (2109T033) Foundry Technologies P Czech Ostrava 1 Compulsory study plan
2013/2014 (N2109) Metallurgical Engineering (2109T033) Foundry Technologies K Czech Ostrava 1 Compulsory study plan
2012/2013 (N2109) Metallurgical Engineering (2109T033) Foundry Technologies P Czech Ostrava 1 Compulsory study plan
2012/2013 (N2109) Metallurgical Engineering (2109T033) Foundry Technologies K Czech Ostrava 1 Compulsory study plan

Occurrence in special blocks

Block nameAcademic yearForm of studyStudy language YearWSType of blockBlock owner
FMMI 2015/2016 Full-time English Compulsory 601 - Study Office stu. block
FMMI_N 2014/2015 Full-time Czech Compulsory 601 - Study Office stu. block
FMMI 2013/2014 Full-time Czech Compulsory 601 - Study Office stu. block
FMMI 2012/2013 Full-time Czech Compulsory 601 - Study Office stu. block