Fabric GSM wise required yarn count?

Yarn Count:

The yarn count is numerical expressions which define its coarseness or fineness

Fabric GSM:

‘GSM’ means ‘Gram per square meter’ that is the weight of fabric in gram per one square meter.

There are given various fabrics GSM and their required yarn count: 

For Single Jersey Fabric

Yarn Count	GSM (With Out Lycra)	GSM (With Lycra)
40/S	100-120	140-150
34/S	130-140	170-180
30/S	140-150	180-200
28/S	150-160	200-210
26/S	160-170	220-230
24/S	170-180	230-240
22/S	190-200	250-260
20/S	200-220	270-280

For 1*1 Rib & 2*2 Rib

Yarn Count	GSM 1*1 Rib	GSM 2*2 Rib
40/S	130-140	150-160
34/S	160-180	170-180
30/S	190-200	190-210
28/S	200-220	220-230
26/S	210-230	230-250
24/S	240-250	250-270
22/S	260-270	270-280
20/S	280-300	280-310

For Pique & Interlock Fabric

Yarn Count	Pique	Interlock
40/S	130-140	170-200
34/S	150-160	200-230
30/S	170-180	240-260
28/S	180-200	260-280
26/S	200-220	280-300
24/S	220-240	320-340
22/S	250-260	350-360
20/S	260-270	370-380

For Fleece & Terry Fabric

For fleece fabric we need polyester binder for the middle loop

GSM	Fleece Fabric Count	Terry Fabric Count
200	36/S , 12/S, 75D	30/S
220	36/S , 14/S, 75D	26/S
240	34/S, 16/S, 75D	24/S
260	32/S, 18/S, 75D	22/S
280	30/S, 20/S, 75D	20/S
300	30/S, 20/S, 75D
320	28/S, 20/S, 75D
340	28/S, 22/S, 75D