UNIT
I
General Study of Textile fibres - Desirable properties
for an ideal textile fibre - classification of fibres
- vegetable fibres - cotton, jute, flax - animal fibres
- wool and silk - regenerated fibres - viscose rayon,
polynosic rayon, acetate rayon - synthetic fibres -
polyster, nylon, acrylic fibres - physical and chemical
properties and uses of textile fibres - identification
of textile fibres.
UNIT
II
Yarn formation - ginning and mixing - modern opening
and cleaning machiens in blowroom - scutchers and lap
formers - chute feeding system - objects, principles
and working of carding, drawing,combing, speed frame,
ring spinning and doubling machines - salient features
of modern high production cards , draw frames, speed
frames, comber preparatory machines and combers, ring
frames and doubling frames - yarn conditioning, reeling,
bundling and baling - waste shinning and open end spinning
calculations of speed, draft, hank, production and effieiency
of machineries in spinning mill - maintenance of machineries
in spinning mill.
UNIT
III
Fabric formation: objects, principles and working of
weaving preparatory machines - salient features of modern
warp winding, weft winding, warping, sizing and drawing
- in and denting mechines. sizing ingredients and preparation
of recipe for cotton, synthetic and blends - primary
motions, secondary motions and auxiliary motion in a
plain loom - principles and working of Drop box, Jacquard
and Terry motions - principles and working of modern
automatic looms and shuttleless loom - calculations
pertaining to speed, production and efficiency of machineries
in a weaving mill -maintenance of machineries in a weaving
mill.
UNIT
IV
Fabric structure: Principles of design, draft and peg
plan - plain weave and its derivatives twill weave -
differnet types of twill weaves - satin and sateen weaves
- crepe weaves - Mock-leno- Honey comb Huck - a - back
weaves - Bedford cords and piques extra warp and extra
weft weaves - terry piles - gauze and leno structures
- double cloth, triple cloth and backed fabrics - construction,
characteristics and end uses of the above fabric structures
- quality particulars of various types of fabrics -
fabric defects - causes and remedies.
UNIT
V
Knitting and Non-wovens: Difference between weaving
and knitting - classification of knitting machines -
study of plain, rib and Interlock machines and their
working - structure of plain, rib Interlock and purl.
Difference between warp and weft knitting - study of
warp knitting machines and their working-classification
of Non-Wovens - production of Non woven fabrics - Mechnaical
chemical and spun bonding methods-characteristics and
end uses of knitted and non woven fabrics.
UNIT
VI
Textile wet processing: Objects and working of desizing,
scouring and bleaching machineries - chemicals used
and their functions - dyeing - classification of dyes
- direct, sulphur, acid, basic reactives, vat, disperse
types - suitability and their applications on textile
materials - dyeing machinaries used - printing - different
styles and methods of printing - finishing - objects
and methods of mercerising, saforising, calendering,
stentening, stiffeaing, resin finishing, anticreasing
finishing processes and machines employed.
UNIT
VII
Textile Testing and Statistical quality Control:Humidity
and its importance in textiles - measurements of humidity
- Imporotance of testing of fibre length, fineness maturity,
strength and trash content and study of Instrument employed.
Testing
of yarns - yarn count determination - different systems
of yarn numbering - Importance of yarn twist, strength,
evenness in yarns and study of the instruments employed.
Testing
of fabrics - Importance of measurement of fabric quality
particulars strength, stiffness, handle, drape, thickness,
crease resistance, abrasion resistance - pilling resistance,
air and water permeability and study of instruments
employed.
Statistical
quality control - Importance of SQC - measures of dispersion
- calculations in tests of significance - quality control
charts and their applications in textile quality control.
UNIT
VIII
Technology of Man Made Fibres:
Introduction to the production of Man made fibres -
Detailed study of the manufacture of polyamides - polyesters
and Acrylics - recently developed man made fibres -
texturisation - objects, advantages of texturisation
- different methods of texturisation - blending systems
- objects and advantages of blending - methods of blending
-modification of cotton systems to process staple fibres
from blow room to spinning - processing filament and
blended yarn in weaving preparatory sections and loom
shed. Control of static electricity and torsion in man
made fibre processing in spinning and weaving.
UNIT
IX
Computer Applications in Textile Mills:
Main parts of a modern computer and its working - classification
of computers - Hardware and software - basic structure
of computers - memory devices - Input and output devices
- High level and Low level language operating system
- compilers, Interpreters - Computer Coding - flow charts.
Basic
language - character set - writing simple programmes
- using basic statements - control statements writing
simple basic programmes for given formula - features
and applications of word processing - characteristics
and uses of spread sheets.
UNIT
X
Textile Mill Management:
Plant location, lay out, material handling in spinning,
weaving and composite textile mills - Importance of
safety in textile mills and the equipments employed
- application of works study in Mills - functions and
application of production planning and control in Mills
- Costing in Textile Industry - payment of wages and
incentives in Mills.
Types
of organisation in textile Mills - selection, recruitment,
training of workers and supervisor in mills - labour
welfare and human relations in Industry - settlement
of disputes in textile mills - strikes, lock out and
lay off.
Role
of AEPC, HEPC,Textile committee, BIS, SISI, Textile
Commissioner Office for the development of Textiles
- new Textile policy.
Textile
Marketing - Organisation for promotion of textile export
and their functions - Importance of Pollution Control
in Textile Industry - Measures to check air, water and
noise pollution in Mills.
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