632-0908/02 – Molding Sands and Binding systems (FSPS)

Gurantor departmentDepartment of Materials and Technologies for VehiclesCredits10
Subject guarantorprof. Ing. Petr Jelínek, CSc.Subject version guarantorprof. Ing. Petr Jelínek, CSc.
Study levelpostgraduateRequirementChoice-compulsory
YearSemesterwinter + summer
Study languageCzech
Year of introduction2010/2011Year of cancellation2013/2014
Intended for the facultiesFMTIntended for study typesDoctoral
Instruction secured by
LoginNameTuitorTeacher giving lectures
JEL40 prof. Ing. Petr Jelínek, CSc.
Extent of instruction for forms of study
Form of studyWay of compl.Extent
Full-time Examination 2+0
Part-time Examination 2+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
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. The principles of physical bonding, the V-method, the EFF-SET process. The interaction of mould vers. Metal, defects in castings – effect of mould and of cores. The gaseous regime of a foundry mould, burning-in of castings. The lustrous carbon and its role at formation of the surface of a casting.

Compulsory literature:

Rusín, K. : Slévárenské formovací materiály, SNTL Praha, 1991 Jelínek, P.: Slévárenské formovací směsi, II.část Pojivové soustavy formovacích směsí,skriptum VŠB-TU Ostrava, 1996,ISBN 80-7078-326-5 Jelínek, P. : Disperzní soustavy slévárenských formovacích směsí. Ostřiva, červen 2000, ISBN 80-238-6118-2

Recommended literature:

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

Way of continuous check of knowledge in the course of semester

E-learning

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

Other requirements

Nejsou zadány další požadavky na studenta.

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

Conditions for completion are defined only for particular subject version and form of study

Occurrence in study plans

Academic yearProgrammeField of studySpec.ZaměřeníFormStudy language Tut. centreYearWSType of duty
2011/2012 (P2106) Metallurgy (2109V036) Metallurgical Technology P Czech Ostrava Choice-compulsory study plan
2011/2012 (P2106) Metallurgy (2109V036) Metallurgical Technology K Czech Ostrava Choice-compulsory study plan

Occurrence in special blocks

Block nameAcademic yearForm of studyStudy language YearWSType of blockBlock owner

Assessment of instruction

Předmět neobsahuje žádné hodnocení.