Measurement Of GSM/ How To Measuring GSM/ How To Measure GSM

MEASUREMENT OF GSM:

GSM is a very important parameter for specified a certain quality of knitted fabric. The production of knitted fabric is calculated in weight. The GSM cutter is very popular and easy usable GSM testing instrument used in most knitted factory. But the construction of this cutteris very simple. It is circular disk of 100 square cm area with sharp blade attached to its edge.

So 100 square cm of fabric can easily cut by it and weighted at the electric balance to get GSM reading.

For knitted fabric-( Measurement  Of GSM):

GSM=WPI x CPI x SL(mm)x39.37 x 39.37 x 453.6 / Count(Ne) x 25.4 x 36x840

       =     WPI x CPI x SL(mm) x 0.9155 / Count(Ne)

CALCULATION OF WALES PER INCH:

We calculated the number of wales in 10 inch fabric unraveling the yarn. Then we divide the no of total wales by 10 inch to getting the wales per inch.

CALCULATION OF COURSE PER INCH:

We calculated the number of course in five inch with the help of counting glass and needle.Then we divide the total no of course by five inch to getting the course per inch.

MEASUREMENT OF STITCH LENGTH:

Stitch length is theoretically a single length of yarn which includes one needle loop and adjacent needle loops on either side of it. Loop exits in coarse in coarse length and it is that which influence fabric dimension and other properties including weight. In order to determine the stitch length, we count 100 no wales or stitch and count its length by hanging the yarn on the stitch counter. The reading is found in mm unit.

For woven fabric-( Measurement  Of GSM):

45X45 / 120X60

GSM= ((EPI/warp count X 1.1) + (PPI/weft count x 1.04)) x 23.5

GSM = ((120/45 x 1.1) + (60/45 x 1.04)) x 23.5

GSM = 99.781

Ounce / sq yard = GSM / 33.91

4 comments:

Textile Apex said...

To do Job in garment section we should know about GSM. Thanks for the post.

Online Garments Academy said...

Good job. Well done bro

Packaging Testing Solutions said...

Hi..
I appreciate your Informative post and thanks for sharing.

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Testronix Instruments said...

Hello Dear..
I appreciate your Informative post and It's very helpful.thanks for sharing Keep it up!

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