card clothing in spinning
TRANSCRIPT
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Yarn Manufacturing-1
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Card Clothing
Prepared by:Utso Kumar SahaID No: 161-23-4622
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Card Clothing Different parts of carding
machine are covered with different type of wire which are known as card clothing.
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Card ClothingTo cover the surface of taker-in, cylinder, doffer and flat of a carding machine with the help of a number of unlimited fine, closely spaced and specially bented wire is called card clothing.
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Card Clothing
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Types Of Card Clothing
1. Flexible Card Clothing2. Semi –rigid Card Clothing3. Metallic Card clothing
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Flexible Card Clothing
•Round or oval elastic wire•U-shape•A knee•E.g. flat bars
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Flexible Card Clothing
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Flexible Card Clothing Setting Patterns• Plain set• Twill set• Rib set• Sateen set
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Count of Flexible Card Clothing
5inch sq.per points wireof No.countEnglish
720ft sq.per points wireof No.
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AdvantagesFlexible Card Clothing •Higher points density.•Less damage.•Cheaply.•Exerts desirable force.•Easy repairing.
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Disadvantages of Flexible Card Clothing •Less production.•Needs regular grinding.•Easily damage.•Wires become loose.
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Semi-rigid Card Clothing•Flat or round wires•Sharp points•Less elastic•E.g. flat bars
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Semi-rigid Card Clothing
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Metallic Card clothing
•Flat wire•Metallic surface•Teeth•E.g. Taker-in,cylinder, doffer.
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Metallic Card clothing
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Advantages of Metallic Card clothing
•Machine surface as foundation•Teeths are metallic rigid •Works at different carding angel•Does not require regular grinding
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Disadvantages Metallic Card clothing•Less point density•More fibre damage•Difficult to repair•Expensive
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Point Density In Metallic Card clothing
Pitch(mm) width(mm)Base100cm sq.Points/
Pitch(mm) width(mm)Base
645inch sq.Points/
Pitch(mm) width(mm)Base100cm sq.Points/
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