Theory of Leather Manufacture-I detail BTEUP Diploma syllabus for Leather Technology (Tanning), effective from 2017 is collected from BTEUP 2017 Syllabus official website and presented for diploma students. The course details such as 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 leather tech (tanning) 2nd sem bteup diploma syllabus 2017 you can visit Leather Tech (Tanning) 2nd Sem BTEUP Diploma Syllabus 2017 Subjects. The detail syllabus for theory of leather manufacture-i is as follows.
Rationale:
The objective of this paper is to equip the student with the fundamental knowledge of history of leather manufacture, anatomical structure and composition of hides and skins, protiens, curing and preservation, pretanning operations, chrome tanning and syntans etc which will prove very useful in real industrical atmosphere.
DETAILED CONTENTS:
1. INTRODUCTION :
History of leather manufacture and its uses.
2. PROTIENS:
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3. RAW HIDES :
- Raw stock : Mainly used raw hides and skins, General structural conditions for raw hides, Skin defects
- Anatomical structure of hides and skins.
- Chemical composition and constituents of hides and skins.
4. WATER QUALITY :
Classification according to sources, Possible defects due to substances contained water.
5. CURING AND PRESERVATION:
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6. PRETANNING OPERATIONS:
Principles and objectives involved in
- Soaking
- Liming
- Deliming
- Bating
- Pickling
- Depickling
- Bleaching
- Degreasing.
7. TYPES OF TANNAGES :
Introduction of vegetable tannage, mineral tannage aldehyde and Crome Tanning, oil tannage, etc.
8. TYPES OF LEATHER:
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9. CLEANING PROCESSES:
Hair shaving process, Sulphide free unharing process, Cleaner process in Beam House/Tan Yard Practices, Role of enzymes of pretanning operation.
PRACTICALS
- Microscopic examination of hides and skins as per Indian/ Inter-National Standard
- Quantitative chemical analysis of Sodium Chloride, Sodium Sulphide, Lime, Ammonium Chloride, Ammonium Sulphate, Boric Acid, Formic Acid, Hydrochloric Acid, Sulphuric Acid, Ascetic acid and Oxalic acid.
- Analysis of Chrome Tanning materials and Wet Blue Leathers.
- Tannery Practice : Practice in all Beam House and Chrome Tanning Operations.
- Glossary of terms relating to Hides and Skins as per Indian/Inter-National Standard.
- Grading of raw Hides and Skins as per Indian/Inter-National Standard. Identification of defects of raw hides
- Knowledge of pH and indicators.
- List of standard tannery chemical suppliers.
NOTE :
All the above noted operations should be prectically demonstrated to the students in the tanneries, so that students should be able command practical leather making knowledge. Every week students should be taken to lether processing units as a part of structured-cum-industrial visit. Well designed and detailed programme of such visits should be chalked out in advance for result orientiation and skill improvement during their course of study
Each visit of the students to tanneires should be guided be the subject teacher and technical observations, etc. may be observed and verified by the subject teacher
For detail syllabus of all other subjects of BE Leather Tech (Tanning), effective from 2017 do visit Leather Tech (Tanning) 2nd Sem BTEUP syllabus for 2017.
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