Man Made Fibre Technology (2152907)  

Syllabus

Sr. Topics Teaching Hours Module Weightage
1
Definition and classification of manufactured fibres
Definition and classification of manufactured fibres. Introduction to fibre forming processes and products, properties and application areas.
1
3 %
2
Structural principles of polymeric fibres
Structural principles of polymeric fibres, molecular size and interaction,polymers as fibres, plastics and rubbers, fibre morphology, thermal transition.
3
7 %
3
Different tow-to-top conversion systems

Spin finish: - Properties and role of spin finish, components, and application techniques. Spin finish for staple fibre production and for filament yarn.

4
9 %
4
Heat setting, nature of set- temporary and permanent
Heat setting, nature of set- temporary and permanent. Heat setting of polyamide, polyester and cellulose acetate.
2
5 %
5
Speciality polyamide and polyester
Speciality polyamide and polyester like modified nylon and polyester. Antistatic nylon and polyester, flame retardant yarn, PET with microgrooves, microvoids and microcraters, super micro filament, fibres with non circular cross section and hollow fibre. high weight modulas yarn. Variant likes high performance crimp, inflated fibres – super absorbent, flame retardant, etc.
7
16 %
6
Production of speciality fibres
Production of speciality fibres for technical textiles, Glass fibre & its manufacturing process, Aramid fibres, Metal fibres, Asbestos fibres – their types & properties, KYNOL fibres, Basofil fibres, Carbon fibres, Production and manufacturing of Tyre Cords
8
20 %
7
Definition and concept of texturising, classification and characteristics of textured yarns
Definition and concept of texturising, classification and characteristics of textured yarns
1
2 %
8
False Twist Texturising

Classification of yarns, Methods of production of stretched(single heater) and modified stretched (double heater) yarns by conventional methods. Draw Texturising concept, sequential and simultaneous draw texturising, Study of simultaneous draw texturising process. Draw Texturising Machine

Details: - Machine profiles, Twisting devices, Heaters, Cooling devices, Coning oil application, Process variables, Defects in draw textured yarns. Quality of draw textured yarns, technological developments in draw– texturising technology. Double density machine and multiple input shaft machines Advantages of draw textured yarns over conventional false twist textured yarns.

6
14 %
9
Air Jet Texturising

Classification of yarns, Principle of loops formation, Air-jet texturising machine, air- jets, wetting systems, stabilizing devices, process variables in air texturising, Quality of air textured yarns, blending of filaments in air texturising.

4
9 %
10
Other methods of texturising

Mechanisms and working of Edge crimping, Stuffer box crimping, Knitde-knit, Gear Crimping, Chemical Texturising

4
9 %
11
Recent developments in the fields of man made fibres and texturising
Recent developments in the fields of man made fibres and texturising
2
5 %