18 January, 2011

Discussion about : Hank / Count / Tex / Denier /

What is Hank? 840 yards is one hank. That 840 yards have to stay in a coal position. What is Count ? It is a number. So, number of hanks of 840 yards in 1 lb is called count. Count is measured by two systems. They are Length/unit weight Weight/ Unit length Example for length/unit weight                                               60's = (60*840) yards                                                     ...

Types of Yarn

There are various types of Yarn, each having its own characteristics. These characteristics vary according to the construction and treatment given in the manufacture of the yarn. Ply Yarn Cabled Yarn Doubled Yarn Novelty Yarn Slub Yarn Flake Yarn Spiral Yarn Ratine Yarn Loop or Curl Yarns Knot or spot Yarn Chenille Yarn. For Image view with the types Click Here...

Spinning / Methods of Yarn preparation

The process of making yarns from fibers is called Spinning. There are several methods of Spinning : Such as For Staple Yarn. For Filament Yarn For Integrated Multi-Component Yarns For more and details Please CLick Here...

16 January, 2011

Classification of Textile fibers

 Natural fibers: Vegetable origin bast fibers ( Jute, Flax, Hemp, Kenaf, Sunn, Urena, Ramie, Nettle )  Leaf Fibers (Sisal, Manila, Etc.) Seed and Fruit fibers ( Cotton, Coir, etc.) Animal Origin : Wool and hair fibers Silk and other filaments Mineral Origin : Asbestos Man Made Fiber: Natural Polymer based : Cellulose Cellulose Ester Protein  Miscellaneous Synthetic Polymer Based : Polyamides Polyesters Polyolefins Polyurethanes Polyvinyl Derivatives : Polyacrylonitryle (PAN) Polyvinyle Chloride (PVC) Polyvinylidene Chloride Polyvinyl  Alcohol (PVA) Polytetrafluoroethylene (PTFE) Polyvinylede-dinitrile Polystyrene Misscellaneous Misscellaneous...

Textile Fiber and its properties

What is Fiber? Generic term used to describe the basic element of the material from which yarns, textiles, knits and other substances are made. specific term used to describe the basic element characterized by a length that is at least 100 times the width of the fiber and by a definitely preferred orientation of its crystals unit cells with respect to the longitudinal axis. What is textile fiber? A fiber that can be spun into a yarn or processed into textiles such as fabric, knit, lace, felt, and non-woven etc. by means of an appropriate interlacing method. In order for a fiber, it should be classically spin-able, its length should be at least 5 mm. In addition, it must be supple or flexible, present sufficient cohesiveness and be strong...

03 January, 2011

Comparative Study Between High temperature Method and Carrier Method of Disperse Dye

DISPERSE DYEDisperse dye is originally developed for the dyeing of cellulose acetate. They are substantially water insoluble. The dyes are finely ground in the presence of a dispersing agent then sold as a paste or spray dried and sold as a powder. They can also be used to dye nylon, triacetate, polyester and acrylic fibres. In some cases a dyeing temperature of 130 deg C is required and a pressurised dyebath is used. The very fine particle size gives a large surface area that aids dissolution to allow uptake by the fibre. The dyeing rate can be significantly influenced by the choice of dispersing agent used during the grinding. Disperse dyes have low solubility in water, but they can interact with the polyester chains by forming...

02 January, 2011

Total Finishing Process of a Fabric

Normal 0 MicrosoftInternetExplorer4 st1\:*{behavior:url(#ieooui) } /* Style Definitions */ table.MsoNormalTable {mso-style-name:"Table Normal"; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-parent:""; mso-padding-alt:0in 5.4pt 0in 5.4pt; mso-para-margin:0in; mso-para-margin-bottom:.0001pt; mso-pagination:widow-orphan; font-size:10.0pt; font-family:"Times New Roman";} FINISHINGSequence of Finishing processSlitting ▼Padding ▼Drying ▼Stentering▼Compacting▼Inspection fabric▼Delivery Machine description ·        Slitting machineo       Squeezer rpm -20-50 vary from machine to machineo      ...

Effect of PH on cotton dyeing with reactive dyes

Reactive dye are so called because their molecules react chemically with the fiber polymers of some fiber to from a covalent bond between the dye molecules and fiber polymer. Reactive dye is a class of highly colored organic substances, primarily utilized for tinting Textiles that attach themselves to their substrates by a chemical reaction that forms a covalent bond between the molecule of dye and that of the fiber. The dyestuff thus becomes a part of the fiber and is much less likely to be removed by washing them are dyestuffs that adhere by adsorption. The very first fiber-reactive dyes were designed for cellulose fibers, and are still used mostly in this way. There are also commercially available fiber-reactive dyes for protein...

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