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Tuesday, 24 September 2013

Opening

To carrying out the basic operation of spinning, Opening is needed. The raw materials enter the spinning mill in highly pressed from to enable optimum transport and storage condition to be used. Thus Opening must precede the basic operation. Opening is two types. They are:1.      Opening to flocks. (In the blow room).2.      Opening to fiber...

Saturday, 21 September 2013

3D Fabrics An Overview

INTRODUCTION:Three-dimensional woven, braided or stitched fibrous assemblies are textile architectures having fibers oriented so that both the in-plane and transverse tows are interlocked to form an integrated structure that has a unit cell with comparable dimensions in the all three orthogonal directions. This integrated architecture provides improved stiffness and strength in the transverse direction and impedes the separation of in-plane layers...

Thursday, 19 September 2013

Knitted Fabrics For Industrial Application

The production of various types of industrial fabrics for industrial application is almost as old as the mechanical weaving operation itself, and these end uses are important today. Whatare new and extremely attractive to the manufacturer are the growth in industrial textiles andits application in the sectors such as agriculture, construction, geotextiles, automotive,protective apparel, electronics etc. This rapid increase in market potential...

Monday, 16 September 2013

Knitting Faults

Here are some knitting faults:1. Fabric barre or stripe.2. Press off.3. Miss stitch/ drop stitch.4. Needle mark.5. Sinker mark.6. Oil stain.7. Crease mark.8. Hole.9. Excessive slubs and entanglement in the fabric.10. Spirility.11. Pin hole.12. Broken needle.13. Tight course.14. Missing yarn.15. Fine yarn.16. Coarse yarn.17. Colored fly. E...

Industrial Garments Washing

Industrial Garments Washing is one of the major important parts for Textile sector. By industrial garments washing we can remove dust, dirt and infections material. For improving special look on garments as per fashion requirement.There are many types of Industrial Wash. These are:1.     Normal/Detergent Wash(Normal Detergent Wash)2.     Bleach Wash3.     Stone...

Identification of Cotton Fiber

1. Burn Test: The burn test is a quick way to determine the cotton fiber. A few threads from the fiber is moved slowly to the flame of the burner and then into it. Where it is watched carefully. Then the sample is removed from the flame still watching it. The fiber sample is evaluated considering the following point.a.       Ability to ignition.b.      Art of burn.c.       Smell.d.      Combustion...

Difference Between Dyeing and Printing

The difference between dyeing and printing are given below:DyeingPrintingThere is no localized application.This is localized application of dyes (pigments).Color applied in form of solution.Color applied in form of thick paste.Fabric, yarn and fibers are dyed.Only fabric is printed.Thickener is not used.Thickener is used.Generally one color is used.One or more color is used.Steaming is not required.Steaming is required.Liquor ratio is high.Less liquor...

Matt Rib Weave

The weaves are also variously known as ‘hopsack’ or ‘basket’ weaves. The hopsack weave a variation of the plain weave, uses two or more warp and/or two or more weft yarn side by side as one yarn.Feature of Matt Rib Weave:The Matt rib structures result from extending the plain weave in both directions.In case of regular Matt rib the plain weave extended equally in the warp and weft direction.In case of irregular Matt rib the plain weave is extended...

Application of Polymer

The applications of polymer are given below:Agriculture: Fertilizer.Medicine: Heart value, blood vassels. These two medical equipment are made up from decron tollon and poly urethane.Consumer products: Clothing, floor covering. Different types of plastic material which are home use different bags.Industry: Automobile parts, tire (rubber), pipe, adhesive, different machine valve and different machine belt.Sports: Footba...

Wednesday, 11 September 2013

Bobbin | Structure of the Bobbin

Bobbin is a cylindrical or slightly tapered barrel, with or without flanges, for holding slubbings, rovings, or yarns.The Structure of the Bobbin:The shape of the bobbin The tube is usually made of paperboard, plastics and has a conical shape similar to the spindle tip; the yarn is wound on the tube leaving a free space (10 ÷ 13 mm) at both ends. A full bobbin (Figure) consists of three different parts: The "H2" tapered base (kernel), The...

Tuesday, 10 September 2013

Manufacturing Process of Nylon 6,6

Nylon 6,6 is made from Hexamethylene diamine and adipic acid as shown in the figure below.Spinning of Nylon 6,6:The chips of nylon polymer are fed through a hopper A, into a spinning vessel B, on an electrically heated grid ( perforated plate) C. The perforations are so small that the chips do not pass through, but when melted, the liquid can pass.The molten nylon collects as a pool D, at the bottom of the vessel. This liquid should not...

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