Core Spun Yarn

Core spun yarn

A yarn spinning process by which INVIYA^® yarn is covered with a sheath of staple fibers to produce a stretchable spun yarn.

Current product type INVIYA^® I-400 is suitable for Core Spinning application with all type of attachments available in the market. It may be an old type attachment without auto stop motion or modern one with auto stop motion sensors.

Suitability
Properties
Application parameters
Manual

Excellent performance of INVIYA^® in Core Spinning at various running drafts.
Uniform run-ability of Spools maintains the performance and properties of INVIYA^® between start, middle and bottom of spool.
INVIYA^® has controlled/ reduced lapping behavior during spinning
INVIYA^® can run at high speed without breakages increase efficiency of Ring Frame
Stretch and recovery in finished fabric is well maintained with balance load and unload power of INVIYA^®.
INVIYA^® can withstand high heat set temperature applied on different stenters without affecting its properties.
Robustness of INVIYA^® keep its properties intact even after several rigorous processes and washes.

INVIYA^® Denier	40D	70D	70D	105D	140D
No of Filaments	3	4	5	6	10
Luster	Semi dull	Semi dull	Semi dull	Semi dull	Semi dull
Denier	40 ± 1.6	70 ± 2.0	70 ± 2.0	105 ± 3	140 ± 5
Tenacity (g/D)	≥ 1.00	≥ 1.00	≥ 1.00	≥ 0.80	≥ 0.65
Elongation (%)	≥ 480	≥ 500	≥ 500	≥ 525	≥ 480
Modulus 300%	≥ 9.5	≥ 14.0	≥ 14.0	≥ 18	≥ 30

The below application parameters are broad guidelines for Core Spinning Yarn with INVIYA^® which may vary with machine parameters, running speed, fibre content, etc


Denier	Ideal Draft	Min Draft	Max Draft	Suitable for Count (Ne)
40	3.4	3.1	3.7	20, 24, 30 & 40
70	3.5	3.2	3.9	12, 16, 20 & 24
105	3.6	3.2	4.0	10, 12 & 16
140	3.7	3.2	4.1	10 & 12

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