| Course Unit Code | Course Unit Title | Number of ECTS Credits Allocated |
|---|
| 632-0803/01 | Molding Sands and Mixtures | 5 ECTS credits |
| Type of Course Unit | Compulsory |
|---|
| Level of Course Unit | Second Cycle |
|---|
| Year of Study | First Year |
|---|
| Semester when the Course Unit is delivered | Summer Semester |
|---|
| Mode of Delivery | Face-to-face |
|---|
| Language of Instruction | Czech, English |
|---|
| Prerequisites and Co-Requisites | |
|---|
| Prerequisities | Course Unit Code | Course Unit Title |
|---|
| 617-0822 | Macromolecular Chemistry |
| 632-0801 | Theory of Foundry Engineering Processes I. |
| Name of Lecturer(s) | Personal ID | Name |
|---|
| JEL40 | prof. Ing. Petr Jelínek, CSc. |
| Learning Outcomes of the Course Unit |
|---|
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).
|
| Recommended Optional Programme Components |
|---|
| Study of basic foundry sands, binders and additives of foundry mixtures - collections of Department of Foundry Engineering |
| Course Contents |
|---|
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. |
| Recommended or Required Reading |
|---|
| Required Reading: |
|---|
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
|
Jelínek, P.: Disperzní soustavy slévárenských formovacích směsi. OSTŘIVA. Oftis, Ostrava, 200. ISBN 80-238-6118-2
Jelínek, P.: Pojivové soustavy slévárenských formovacích směsí (Chemie slévárenských pojiv). Oftis, Ostrava, 2004, ISBN 80-239-2186-6
Rusín, K.: Formovací směsi, SNTL Praha, 1991
|
| Recommended Reading: |
|---|
| LEWANDOWSKI, J., L. Tworzywa na formy odlewnicze "Akapit" Kraów, 1997, ISBN 83-7108-21-2 |
Jelínek, P.: I. Ostřivo formovacích směsí
II. Pojivové soustavy
III. Reakce forma-kov a ve slévárenské formě
Skripta VŠB-TU Ostrava, ES.
Rusín, K. a kol. SLévárenské formovací materiály, SNTL Praha, 1991, ISBN 80-03-00278-8 |
| Planned learning activities and teaching methods |
|---|
| Lectures, Tutorials, Experimental work in labs |
| Assesment methods and criteria |
|---|
| Tasks are not Defined |
| Work placement(s) |
|---|
| the practice is not part of the subject |
