COMPACT COMPACT SPINNINGSPINNING

PRESENTED BY –PRESENTED BY –

PRATIK PRADEEP RANEPRATIK PRADEEP RANE

074050044074050044

Conventional Ring SpinningConventional Ring Spinning

Contains Spinning Contains Spinning Triangle.Triangle.

Increase in Yarn Increase in Yarn Hairiness.Hairiness.

Generation of Fly.Generation of Fly.

Reduced Strength & Reduced Strength & elongation.elongation.

Introduction To Compact Introduction To Compact SpinningSpinning

Additional condensing Additional condensing system on the ring system on the ring frame.frame.Remarkable Remarkable improvement in yarn improvement in yarn quality.quality.Elite CompactSet V5 – Elite CompactSet V5 – Suessen.Suessen.RoCoS System – RoCoS System – Lakshmi.Lakshmi.Air ComTex – Zinser.Air ComTex – Zinser.Comfor Spinning – Comfor Spinning – Rieter.Rieter.

Concept Of Compact SpinningConcept Of Compact Spinning

To arrange the To arrange the fibres in parallel fibres in parallel and condensed and condensed position.position.

Reduction of width Reduction of width of drafted fibre of drafted fibre strand.strand.

Elimination of Elimination of spinning triangle.spinning triangle.

Process Of CompactingProcess Of CompactingDrafted fibre strand is guided Drafted fibre strand is guided over the suction tube by the over the suction tube by the lattice apron.lattice apron.Compacting result can be Compacting result can be influenced by modifying:-influenced by modifying:-

Slot design.Slot design. Lattice apron type.Lattice apron type. Vacuum.Vacuum. Rotating speed of lattice apron.Rotating speed of lattice apron.

Tension draft between Tension draft between condenser roller and front top condenser roller and front top drafting roller supports the drafting roller supports the compacting effect.compacting effect.

Suction tubeSuction tube

Contains inclined suction slots.Contains inclined suction slots.

Favorable while processing short fibres.Favorable while processing short fibres.

Constant negative pressure at the slots.Constant negative pressure at the slots.

Design of slot varies with the type & count of Design of slot varies with the type & count of fibre being processed.fibre being processed.

Lattice ApronsLattice ApronsMade from woven cloth.Made from woven cloth.

Usually 25 mm wide.Usually 25 mm wide.

Has mini-perforations.Has mini-perforations.

Operating life depends Operating life depends on:-on:-

Fibre material Fibre material processed.processed.

Yarn count.Yarn count. Frequency of washing Frequency of washing

cycles.cycles.

Condenser Roller housingCondenser Roller housingCondenser roller Condenser roller is connected to is connected to front drafting roller front drafting roller by gear.by gear.

Cot shore Cot shore hardness: 65hardness: 65oo-75-75oo..

Fibres & dust Fibres & dust cannot penetrate cannot penetrate the housing.the housing.

Atmospheric ConditionsAtmospheric Conditions

Air Temperature :- 28 – 32oc.Air Temperature :- 28 – 32oc.

Relative Humidity :- 38 – 45%Relative Humidity :- 38 – 45%

Absolute Air humidity :- max. 11g/kg.Absolute Air humidity :- max. 11g/kg.

PrecautionsPrecautions

Compact spinning and conventional ring Compact spinning and conventional ring spinning machines in the same spinning spinning machines in the same spinning room is not advisable.room is not advisable.

During Buffing, Grinder axis should be During Buffing, Grinder axis should be parallel to cot axis.parallel to cot axis.

Cots with round edges should be used.Cots with round edges should be used.

Lattice aprons should be accurately Lattice aprons should be accurately positioned in the recesses of guide rod.positioned in the recesses of guide rod.

Technological AdvantagesTechnological AdvantagesCan be retrofitted to all types of ring Can be retrofitted to all types of ring spinning machines.spinning machines.

Designed for spinning all types of fibres & Designed for spinning all types of fibres & blends.blends.

Suitable for both short staple & worsted Suitable for both short staple & worsted spinning mill.spinning mill.

Spindle speed can be increased.Spindle speed can be increased.

Optimized and applicable spinning Optimized and applicable spinning accessories and components.accessories and components.

Yarn Quality improvementsYarn Quality improvements

Yarn diameter is 5% Yarn diameter is 5% smaller compared to smaller compared to conventional yarn.conventional yarn.

Maximum strength is Maximum strength is achieved with twist achieved with twist reduced by 15-20%.reduced by 15-20%.

Higher elongation.Higher elongation.

Lower Hairiness.Lower Hairiness.

Reduced degree of Reduced degree of singeing.singeing.

Comparison In Woven FabricsComparison In Woven Fabrics

Clear weaving structure with well-defined contours.Clear weaving structure with well-defined contours.

High breaking & tearing strength.High breaking & tearing strength.

Low pilling tendency & better abrasion resistance.Low pilling tendency & better abrasion resistance.

Improved luster & feel of the fabric.Improved luster & feel of the fabric.

Comparison in Knitted FabricsComparison in Knitted Fabrics

Better Stitch definition & clearer loop Better Stitch definition & clearer loop structure.structure.Reduced wear of needles.Reduced wear of needles.Less waxing required.Less waxing required.

Conclusion:-Conclusion:-

If the Spinning Mills desire a high If the Spinning Mills desire a high quality spun yarn and are willing to pay quality spun yarn and are willing to pay approximately a 10% higher price for approximately a 10% higher price for them, then the Compact Spinning has a them, then the Compact Spinning has a promising future because of higher promising future because of higher production and improved quality of production and improved quality of compact yarns. compact yarns.

THANK YOUTHANK YOUReferences taken from:References taken from:Elite Spinning Manual – Suessen.Elite Spinning Manual – Suessen.The Indian Textile Journal.The Indian Textile Journal.www.fibre2fashion.comwww.fibre2fashion.com