Fabric Analysis Formulas
• Fabric Analysis Formulas

FINDING CARD WIDTH IF NO DONE IS AVAILABLE

Stretched weft yarn ( cm ) x MKE ( cm )

TE ( cm ) = --------------------------------------------- -----

Unfolded weft yarn ( cm )

FINDING THE WIDTH OF THE COMB IF THE WIRE IS KNOWN IN THE ENTIRE WARP AND THE NUMBER OF WIRES AT 1 CM ON THE CARD

TCTS

TE ( cm ) = ---------------

CS ( 1 cm. )

CTTS

( TÇTS - ---------- )

2

TE = ------------------------------------------

CS

Here;

KÇTS = Total number of warp wires used on the right and left edges

THE NUMBER OF WIRES PER 1 CM IN THE ENTIRE WARP AND IN THE CARD IF UNKNOWN FINDING THE WIDTH OF THE COMB

TDS (Total)

TE = -----------------------

TDS ( at 1 cm )

FINDING THE CARD WIDTH IF THE TOTAL NUMBER OF CARD TOOLS AND CARD NUMBER USED ON THE CARD IS KNOWN

TDS

TE = -----------------------

DTS ( at 1 cm )

WEFT DRAWING AND FINDING THE REED WIDTH IF THE FABRIC'S RAW WIDTH OR PRODUCT WIDTH IS KNOWN

HKE ( cm )

TE ( cm ) = -------------------------------

1-Raw weft draw percentage

MCE ( cm )

( Comb Width ) TE ( cm ) = ----------------------------------

1-Percentage of finished weft shrinkage

IF THE FLOOR IS FLAT FINDING THE NUMBER OF WARP WIRES

MCE ( cm )

ETS -------------------

CS (at 1 cm)

IF THE GROUND IS EFFECTED (COLOR) FINDING THE NUMBER OF WARP WIRES

CTS = CRR x CRT

Here;

CRR: Warp color report

CRT: Warp pattern repeat

IF THE NUMBER OF WARP WIRES AT 1 CM AND THE NUMBER OF WARP WIRES FROM ONE TOOTH IS KNOWN FINDING THE COMB NUMBER

Number of warp wires in 1 cm in comb

TNO = ------------------------------------------------ ----

DTS

IF THE TOTAL NUMBER OF TEETH TO BE USED AND THE COMB WIDTH IS KNOWN CALCULATION OF CARD NUMBER

TDS (Total number of teeth) x 10

TNO = ---------------------------------------

TE

IF THE NUMBER OF WARP WIRES, CARD WIDTH AND NUMBER OF WARP WIRES ARE KNOWN CALCULATION OF CARD NUMBER

ÇTS (Number of warp wires) x 10

TNO = ------------------------------------

TE(cm) x DTS

Here ;

DTS : (number of warp wires passing through thread)

CALCULATION OF WARP FREQUENCY ON THE REED

CTS

CS )= -------------

TE ( cm )

CALCULATION OF WARP FREQUENCY IN RAW FABRIC

CTS

CS = -----------

HKE

CALCULATION OF WARP FREQUENCY IN FINISHED FABRIC

CTS

CS = -----------

MKE

IF THE NUMBER OF WARP WIRES AND COMB NUMBER IN 1 CM ARE KNOWN THROUGH A COMB CALCULATION OF WARP WIRE NUMBER

CTS at 10.cm

DTS = --------------------------

TNO

IF NUMBER OF WARP WIRES AND TOTAL NUMBER OF TEETH ARE KNOWN CALCULATION OF THE NUMBER OF WARP WIRES THROUGH ONE COMB

Ground ETS + Edge ETS

DTS = ------------------------------

TDS

WARP NUMBER, REED WIDTH AND REED NUMBER ARE KNOWN CALCULATION OF THE NUMBER OF WARP WIRES FROM ONE THREAD

Floor CTS+Edge CTS

DTS = -------------------------------------

Number of teeth in TEx1cm.

CALCULATION OF WARP DRAWN AND WARP LENGTH

CH-HKU

HKÇ% withdrawal= --------------

CU

CH-MKU

MCF %pull = ------------

CU

Here;

CU = Warp length

MKU = Length of Finished Fabric

HKU = Raw Fabric Length

HKU

HKCU = --------------------------------

1-Percentage of warp shrinkage

MKU

MKCU = ---------------------------------

1-Percentage of warp shrinkage

RAW FABRIC CALCULATION OF WARP WEIGHT

ÇTS x 100 ( cm )

MP ( gr ) = --------------------------------------------- -----

( 1- % warp shrinkage in raw material ) x CHIPNO

CALCULATION OF WEIGHT OF WEFT IN RAW FABRIC

AS x 1 ( cm ) in TEx100.cm.

AA ( gr ) = --------------------------------------------- --

(1- % weft shrinkage in raw material) x AIPNO

FINISHED FABRIC CALCULATION OF WARP WEIGHT

ÇTS x 100 ( cm )

MP ( gr ) = --------------------------------------------- ------

( 1-% warp shrinkage in the product) XÇIPNO

CALCULATION OF WEIGHT OF WEFT IN PRODUCT FABRIC

AS x 1 ( cm ) in TEx100.cm.

AA ( gr ) = --------------------------------------------- ------

(1- % weft shrinkage in the product) x AIPNO

CALCULATION OF WEFT DRAWING AND WEFT LENGTH

Card Width – Raw Fabric Width

Raw Fabric Weft shrinkage = ----------------------------------

Comb Width

Card Width – Finished Fabric Width

Finished Fabric Weft shrinkage = -----------------------------------

Comb Width

CALCULATION OF FABRIC WEIGHT

KA ( gr ) = CA ( gr ) + AA ( gr )

Here;

KA = Fabric weight ( cm )

MP = Warp weight ( cm )

AA = Weft weight ( cm )

CALCULATION OF FABRIC LENGTH

HKU = CU x (1-Raw warp draw %)

MKU = CU x (1-Product warp shrinkage %)

HKE = TE x ( 1-Raw weft Do not Pull % )

MKE = TE x ( 1-Product scarf Do not Pull % )

FINDING AVERAGE YARN NUMBER IN THE FABRIC (TWO DIFFERENT YARNS)

HO1

N1 = ------------

CHIPNO1

HO2

N2 = ------------

CHIPNO2

HO1 + CAS2

COIPNO = --------------------------

N1 + N2

Here;

COIPNO = Average yarn count in the fabric

N1 = Number of first thread

N2 = Number of second thread

CS1 = The first yarn's 1 cm.

RS2 = The frequency of the second thread in 1 cm.

Posted by %PM, 12% 500% 2017 14%:%Nov in Pattern Read 1902 times