GATE 2025 Textile Engineering & FSS (Available) -Downlaod Get (TF) Syllabus PDF Here

The GATE 2025 syllabus for Textile Engineering & Fibre Science has been officially released by IIT Roorkee. This national-level examination, is crucial for admission into postgraduate programs in engineering and technology, particularly ME/M. Tech, is set to include a detailed and specialized syllabus for the Textile Engineering & Fibre Science paper.

The GATE 2025 exam will be conducted on the 1st, 2nd, 15th, and 16th of February 2025. This schedule allows candidates to demonstrate their expertise and understanding in Textile Engineering and Fibre Science. The newly released syllabus outlines key topics such as textile fibres, yarn production, fabric manufacturing, textile testing, and fibre science fundamentals. This comprehensive coverage is designed to assess candidates’ proficiency in both theoretical knowledge and practical applications in the field.

For complete and up-to-date information on the GATE 2025 syllabus for Textile Engineering & Fibre Science, candidates should refer to the official guidelines provided by IISc Bangalore. Adhering to this syllabus will be essential for effective preparation and achieving success in the examination.

GATE 2025 Textile Engineering & Fibre Science Syllabus – PDF Released

Engineering Mathematics

Linear Algebra: Matrices and Determinants, Systems of linear equations, Eigenvalues and eigenvectors.

Calculus: Limit, continuity, and differentiability; Partial Derivatives; Maxima and minima; Sequences and series; Test for convergence; Fourier series.

Vector Calculus: Gradient; Divergence and Curl; Line; surface and volume integrals; Stokes, Gauss and Green’s theorems.

Differential Equations: Linear and non-linear first-order ODEs; Higher order linear ODEs with constant coefficients; Cauchy’s and Euler’s equations; Laplace transforms; PDEs -Laplace, heat and wave equations.

Probability and Statistics: Mean, median, mode and standard deviation; Random variables; Poisson, normal and binomial distributions; Correlation and regression analysis.

Numerical Methods: Solutions of linear and non-linear algebraic equations; integration of trapezoidal and Simpson’s rule; single and multi-step methods for differential equations.

Textile Engineering And Fibre Science

Section 1: Textile Fibers

Classification of textile fibres; Essential requirements of fibre-forming polymers; Gross and fine structure of natural fibres like cotton, wool, and silk, Introduction to important bast fibres; Properties and uses of natural and man-made fibres including carbon, aramid, and ultra-high molecular weight polyethene (UHMWPE) fibres; physical and chemical methods of fibre and blend identification and blend analysis.

Molecular architecture, amorphous and crystalline phases, glass transition, plasticization, crystallization, melting, factors affecting Tg and Tm; Production process of viscose and other regenerated cellulosic fibres such as polynosic, lyocell. Polymerization of nylon-6, nylon-66, poly (ethylene terephthalate), polyacrylonitrile and polypropylene; Melt Spinning processes for PET, polyamide, and polypropylene; Wet and dry spinning processes for viscose and acrylic fibres; post-spinning operations such as drawing, heat setting, tow- to-top conversion and different texturing methods.

Methods of investigating fibre structure e.g., Density, X-ray diffraction, birefringence, optical and electron microscopy, I.R. spectroscopy, thermal methods (DSC, DMA/TMA, TGA); structure and morphology of man-made fibres, mechanical properties of fibres, moisture sorption in fibres; fibre structure and property correlation.

Section 2: Yarn manufacture, Yarn structure, and Properties

Principles of opening, cleaning and mixing/blending of fibrous materials, working principle of modern opening and cleaning equipment; the technology of carding, carding of cotton and synthetic fibers; Drafting operation, roller and apron drafting principle, causes of mass irregularity introduced by drafting; roller arrangements in drafting systems; principles of cotton combing, combing cycle, mechanism and function, combine efficiency, lap preparation; recent developments in Comber; Roving production, mechanism of bobbin building, roving twist; Principle of ring spinning, forces acting on yarn and traveler, ring

& traveler designs, mechanism of cop formation, causes of end breakages; Working principle of ring doubler and two for one twister, single and folded yarn twist, properties of double yarns, production of core-spun yarn; Principles of compact, rotor, air-jet, air vortex, core, wrap, twist less and friction spinning.

Yarn contraction, yarn diameter, specific volume & packing coefficient; Twist factor, twist strength relationship in spun yarns; Fibre configuration and orientation in yarn; Cause of fiber migration and its estimation; Irregularity index; Structure-property relationship of the compact ring, rotor, air-jet, and friction spun yarns.

Section 3: Fabric Manufacturer, Structure and Properties

Principles of winding processes and machines, random, precision and step precision winding, package faults and their remedies; Yarn clearers and tensioners; Different systems of yarn splicing; Features of modern cone winding machines; Different types of warping creels; features of the modern beam and sectional warping machines; Different sizing systems, sizing of spun and filament yarns, sizing machines; Principles of pirn winding processes and machines.

Primary and secondary motions of a loom, cam design & kinematics of sley, effect of their settings and timings on fabric formation, fabric appearance and weaving performance; Dobby and jacquard shedding; Mechanics of weft insertion with shuttle, warp, and weft stop motions, warp protection, weft replenishment; Principles of weft insertion systems of shuttle-less weaving machines; Principles of multiphase and circular looms.

Principles of weft and warp knitting, basic weft and warp knitted structures; Classification, production, properties, and application of nonwoven fabrics, the principle of web formation & bonding.

Basic woven fabric constructions and their derivatives; crepe, cord, terry, gauze, leno, and double cloth constructions. Peirce’s equations for fabric geometry; elastic model of plain woven fabrics; thickness, cover, and maximum set of woven fabrics.

Section 4: Textile Testing

Sampling techniques, sample size, and sampling errors; Measurement of fiber length, fineness, crimp; measurement of cotton fiber maturity and trash content; High volume fiber testing; Measurement of yarn count, twist and hairiness; Tensile testing of fibers, yarns, and fabrics; Evenness testing of slivers, rovings and yarns; Classimat fault analysis; Testing equipment for measurement of fabric properties like thickness, compressibility, air permeability, wetting & wicking, drape, crease recovery, tear strength, bursting strength and abrasion resistance; Instruments and systems for objective evaluation of fabric hand. Statistical analysis of experimental results, frequency distributions, correlation, significance tests, analysis of variance, and control charts.

Section 5: Chemical processing

Impurities in natural fiber; Chemistry and practice of preparatory processes for cotton, wool, and silk; Mercerization of cotton; Preparatory processes for manmade fibers and their blends.

Classification of dyes; Dyeing of cotton, wool, silk, polyester, nylon and acrylic with appropriate dye classes; Dyeing of polyester/cotton and polyester/wool blends; Dyeing machines; Dyeing of cotton knitted fabrics and machines used; Dye fiber interaction; Introduction to thermodynamics and kinetics of dying; Methods for determination of wash, light and rubbing fastness.

Styles of printing; Printing thickeners including synthetic thickeners; Printing auxiliaries; Printing of cotton with reactive dyes, wool, silk, nylon with acid and metal complex dyes, Printing of polyester with disperse dyes; Pigment printing; Resist and discharge printing of cotton, silk, and polyester; Transfer printing of polyester; Inkjet printing.

Mechanical finishing of cotton. Stiff, soft, wrinkle-resistant, water repellent, flame retardant, and enzyme (bio-polishing) finishing of cotton; Milling, democratizing, and shrink-resistant finishing of wool; Antistatic and soil release finishing; Heat setting of synthetic fabrics; Minimum application techniques; Pollution control and treatment of effluents.

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Sunil Kushwaha

As a dedicated Biology Science graduate, I’m passionate about sharing the latest updates in national and state entrance exams through my blog. I aim to keep aspiring students informed about exam trends, important dates, and changes in syllabi. With a keen interest in education, I strive to offer valuable insights for students navigating the competitive landscape of entrance examinations and admission tests. Stay updated with me.