618-1413/01 – Molding Materials (FM)

Gurantor departmentDepartment of Metallurgy and FoundryCredits6
Subject guarantordoc. Ing. Vlasta Bednářová, CSc.Subject version guarantorprof. Ing. Petr Jelínek, CSc.
Study levelundergraduate or graduate
Study languageCzech
Year of introduction2012/2013Year of cancellation
Intended for the facultiesFMTIntended for study typesBachelor
Instruction secured by
LoginNameTuitorTeacher giving lectures
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+2
Combined Credit and Examination 16+0

Subject aims expressed by acquired skills and competences

Student will 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

Evaluation of quality of the artificial and the natural opening materials. Regeneration, quality of regenerate. Natural sand sorts. The inorganic and organic bonding agents. The interaction of bonding agent vers opening material. The activation of opening material, the CO2-process, the SO2-process, the Hot- Box and the Cold-Box route. The method of full mould. The special technology of preparation of moulds and cores for artistic castings. The plaster moulds (hardened mixtures), the investment pattern, the organic bentonites, cement mixtures, the Shaw-method, the silicon-rubber method, the LOST FOAM, the Replicast.

Compulsory literature:

ILER, R. K. Chemistry of silica, New York 1968

Recommended literature:

LEWANDOWSKI, J., L. Materialy formierskie, Panstwowe wydawnictwo naukowe, Warszawa, 1971,

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

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
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
2015/2016 (B2109) Metallurgical Engineering (2109R033) Foundry Technologies P Czech Ostrava 3 Compulsory study plan
2015/2016 (B2109) Metallurgical Engineering (2109R033) Foundry Technologies K Czech Ostrava 3 Compulsory study plan
2014/2015 (B2109) Metallurgical Engineering (2109R033) Foundry Technologies P Czech Ostrava 3 Compulsory study plan
2014/2015 (B2109) Metallurgical Engineering (2109R033) Foundry Technologies K Czech Ostrava 3 Compulsory study plan
2013/2014 (B2109) Metallurgical Engineering (2109R033) Foundry Technologies P Czech Ostrava 3 Compulsory study plan
2013/2014 (B2109) Metallurgical Engineering (2109R033) Foundry Technologies K Czech Ostrava 3 Compulsory study plan
2012/2013 (B2109) Metallurgical Engineering (2109R033) Foundry Technologies K Czech Ostrava 3 Compulsory study plan
2012/2013 (B2109) Metallurgical Engineering (2109R033) Foundry Technologies P Czech Ostrava 3 Compulsory study plan

Occurrence in special blocks

Block nameAcademic yearForm of studyStudy language YearWSType of blockBlock owner
Subject block without study plan - FMMI - K - cs 2016/2017 Combined Czech Optional FMT - Faculty of Materials Science and Technology stu. block