15MT31T: Foundry Technology Metallurgy 3rd Sem Syllabus for Diploma DTE Karnataka C15 Scheme

Foundry Technology detail DTE Kar Diploma syllabus for Metallurgy Engineering (MT), C15 scheme is extracted from DTE Karnataka official website and presented for diploma students. The course code (15MT31T), and for exam duration, Teaching Hr/week, Practical Hr/week, Total Marks, internal marks, theory marks, duration and credits do visit complete sem subjects post given below. The syllabus PDFs can be downloaded from official website.

For all other metallurgy 3rd sem syllabus for diploma c15 scheme dte karnataka you can visit Metallurgy 3rd Sem Syllabus for Diploma C15 Scheme DTE Karnataka Subjects. The detail syllabus for foundry technology is as follows.

Pre-requisites:

Enthusiasm to gain knowledge the basics of making casting

Course Objectives:

1. It aims at enabling the student to understand the requirements for preparing a mold
2. To understand the various molds , molding processes and core preparation
3. Prepare a pattern as per the shape and size of the component to be made.
4. To be able to determine the properties of molding sand by conduction of tests.
5. To identify the types of cast iron and melting practices of cast iron.

Course Outcomes:

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UNIT I: PATTERN 13 Hrs

Introduction, Difference between pattern and casting, Functions of pattern, Pattern Materials Selection of Pattern Materials, Materials for making patterns, their advantages, limitations & applications-Wood, Metal, Plastic, Plaster, Wax. Types of Patterns-One piece (solid) pattern, Split pattern, Loose piece pattern, Match plate pattern, Sweep Pattern, Gated Pattern, Skeleton Pattern, Segmental Pattern, Follow Board Pattern. Pattern Design Consideration. Pattern Allowances-Description of Shrinkage allowance, Machining allowance, Draft or Taper allowance, Distortion allowance & Shake allowance.

UNIT II: MOLDS AND MOLD MAKING 14 Hrs

Introduction, Mold Characteristics, Types of molds with brief description -Green Sand Mold Dry Sand Mold, Skin Dried Mold, and Air Dried Mold, Loam Mold, Shell Mold, Investment Mold, Plaster Mold, and Sodium Silicate – CO2 Mold. Molding Methods – Brief description of Bench Molding, Floor Molding, Pit Molding and Machine Molding. Molding Processes-
Green Sand Molding description, it’s Advantages & Disadvantages. Explanation of Turnover method of Green Sand Molding. Dry Sand Molding description, its Advantages, Disadvantages & Applications. Types of Molding Machines, Power Operated Molding Machines- Description of Squeeze Machine, Jolt Machine, Jolt Squeeze Machine, Sand Slinger

UNIT III: CORES AND CORE MAKING 08 Hrs

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UNIT IV: MOLDING SAND CONTROL TESTS 06 Hrs

Introduction, Tests on molding sands, Moisture content test using moisture determining apparatus, Clay content test, Grain fineness test using a grain fineness tester, Permeability test using a sand specimen rammer & permeability tester, Strength test using a strength testing equipment, Refractoriness test & Mold hardness test using a indentation hardness tester.

UNIT V: MOLDING SAND PREPARATION, FAMILY OF CAST IRON & CUPOLA FURNACE 06 Hrs

Introduction, Steps involved in sand preparation, Muller Description. Family of cast iron -Brief introduction to Gray Cast Iron, White Cast Iron, Malleable Cast Iron, Nodular Cast Iron. Cupola furnace- Introduction, Construction, Cupola Operation: preparation, lighting the fire, charging, melting, slagging, tapping & Dropping down the bottom.

UNIT VI: CORELESS TYPE INDUCTION FURNACE AND FETTLING 05 Hrs

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Reference Books:

1. Foundry Technology : O.P. Khanna
2. Foundry Technology : K.P. Sinha & D.B. Goel
3. Principles of Metal Casting : Heins & Rosenthal

LIST OF LEARNING WEBSITES:

1. https://www.youtube.com/watch?v=h-c4_Ukqgx4
2. https://www.youtube.com/watch?v=Zs9SBpday84
3. https://www.youtube.com/watch?v=yDi2B-4j1M8
4. https://www.youtube.com/watch?v=dnLLUMW0j31
5. https://www.youtube.com/watch?v=-4qqqwzDWvI

SUGGESTED LIST OF STUDENT ACTIVITYS

Note: the following activities or similar activities for assessing CIE (IA) for 5 marks (Any one)

1. Each student should submit any one of the following type activity or any other similar activity related to the course and before take up get it approved from concerned Teacher and HOD.
2. Each student should conduct different activity and no repeating should occur.

1. Each student has to select, Sketch any one pattern and mention the material. List the advantages, disadvantages and applications. Prepare and submit the report
2. Each student has to select any one mold and mold making. Explain regarding it. Prepare and submit the report
3. Each student has to select any four different types of sands used in molds. Explain regarding them. Prepare and submit the report

Model Question Paper:

(CIE)

1. Differentiate between pattern and casting.
2. Explain the Match plate pattern. OR Explain the Gated pattern.
3. Discuss about the CO2 Mold.
4. Explain the jolt machine. OR Explain the jolt squeeze machine

Model Question Paper:

PART-A 6×5=30 marks

1. Differentiate between pattern and casting.
2. Write the advantages, limitations and & applications of Wood.
3. State the mold characteristics.
4. Describe the green sand mold.
5. Illustrate the dry sand mold.
6. Illustrate the skin dried mold.
7. State the core prints.
8. Discuss about the Gray Cast Iron.
9. List the advantages and limitations of Coreless type induction furnace.

PART-B 7×10=70 marks

1. Explain split pattern 5
2. List the factors taken into consideration while designing a pattern. 5
1. Describe the split pattern. 5
2. Explain the Match plate pattern. 5
3. Describe the turn over method of green sand molding 10
4. Explain the jolt squeeze machine. 10
1. Describe the Half Core Box. 5
2. Describe the Slab or Dump Core Box. 5
1. Explain the Horizontal Core. 5
2. Explain the Vertical Core. 5
7. Explain the Grain fineness test using a grain fineness tester for molding sand. 10
8. Explain the Permeability test for molding sand. 10
9. Sketch the cupola and Describe the following cupola operations 10
1. Charging of cupola.
2. Melting of cupola.
1. Describe the sand blasting. 5
2. Describe the tumbling. 5

For detail syllabus of all other subjects of BE Metallurgy, C15 scheme do visit Metallurgy 3rd Sem syllabus for C15 scheme.

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