Manufacturing Process (Theory)

Paper Code:

TJD 501

Credits:

3

Contact Hours:

45.00

Max. Marks:

100.00

Objective:

To understand the skills and techniques of basic shaping, soldering and finishing, setting, re-tipping and to understand the areas of repairs, modifications & production of jewellery
To acquaint students with hallmarking

9.00

Unit I:

I. Manufacturing process

Handmade
Name of Tools
Modeling
Casting : Method of giving form to Molten metal.

The Development of casting technology
Model Types
Lost Wax Casting
- Advantages & Limitations
Type of Wax
- Hand carving Wax
- Building or Sculpture Wax
- Soft Wax
- Tacky Sticks
- Water Soluble wax
- Injection Wax

9.00

Unit II:

II. Solders & Soldering

· Meaning

· Solders

· Flux

· Basic soldering techniques :

o Electronic components

o Pipe/Mechanical Soldering

Stained Glass Soldering

9.00

Unit III:

III. Clips & Connections

A Keg Closing
A Box Closing
Spring Clip
A Bayonet Closing
Locks (Stop)
Clips For Earring
Connections With Half Ring For Settings
Connection With A Hinged Stud
A Nail Connection

9.00

Unit IV:

IV. Metallic Buildup

Sand Blasting
Polishing
Laser Technology
Electroforming : Process
Electroplating
- Process, Strike, Current Density, Brush Electroplating, Electroless Deposition & Cleanliness

9.00

Unit V:

V. Quality Control Process

Focus on Quality Control
Design
Manufacturing Activities
Purity
Certified Precious Stones:
Price Stability
Process & Information Integrity
Hallmarking
- Introduction of Hallmarking,
- Certification of Gold
- BIS Mark
- Indian Scenario
- BIS and Consumer Awareness

Essential Readings:

Jewellery Concept & Technology by Oppi Untracht
Jewellery Making Techniques Book: by Elizabeth Olver

References:

Jewelry Making and Design Rose and Cirino Dover
The Design & Creation Of Jewellery By Rober Von Neuman

Academic Year: