Norms for Spinning

• Ring frame Productivity

  Norms for Spindle speed and Productivity in Ring frame

  Count, Ne	Spindle Speed, rpm	Twist Factor	Efficiency %	Productivity, gms/spl shift
  20sCd	17000	4.5	88.75	268
  30sCd	17500	4.4	90.1	156
  30sCbd	18000	4.4	90.2	161
  30sCbd Hosiery	16500	3.9	91.7	169
  40sCd	17500	4.35	90.8	103
  40sCbd	18000	4.3	91	108
  40sCbd Hosiery	17000	3.9	92.5	114
  60sCbd	18000	4.2	92.7	61
  80sCbd	17500	4.1	92.8	40
  100sCbd	17000	4	93	28

• Speed frame Productivity

  Norms for Flyer speed and Productivity in Speed frame

  Count, Ne	Flyer Speed, rpm	HankTwist Factor	Efficiency %	Productivity, gms/spl shift
  20sCd	1500	1	1.5	88	6293
  30sCd	1400	1.2	1.4	90	4896
  30sCbd	1350	1.2	1.4	90.5	4924
  40sCd	1350	1.4	1.35	90.5	3889
  40sCbd	1350	1.4	1.3	91	4079
  60sCbd	1300	2	1.25	92	2420
  80sCbd	1250	2.4	1.15	92.5	1934
  100sCbd	1200	2.8	1.1	93	1548

• Drawframe Productivity
  

  Count	Hank, Ne	Del. rate, m/min	Efficiency %	Production/shift of 8hrs, Kg
  20s Cd	0.12	1000	85	2008
  30eCd	0.13	950	86	1781
  30Cb	0.13	850	86.5	1603
  40Cd	0.135	900	87	1644
  40Cb	0.135	800	87.5	1470
  60sCb	0.16	700	89	1104
  80sCb	0.17	600	90	900
  100sCb	0.185	500	91	697

• Comber Productivity
  

  Count	Nips/min	Feed length, mm	Lap weeight, g/m	Noil%	Eff%	100% Prodn, kg/shift	Actual Prodn, Kg/shift
  30s	350	5.5	75	15	80	471.2	381.7
  40s	325	5.2	70	17	84	377	316.7
  60s	300	5	65	20	88	300	264
  100s	250	4.5	60	22	90	202	182

• Card Productivity

  Productivity of Card

  Count	Hank of sliver, Ne	Delivery rate m/min	Eff. %	100% Production Kg/spl shift	Actual Production Kg/spl Shift
  20s	.13	230	85	501.8	426.5
  30s	.14	220	86	445.8	383.4
  40s	.15	200	87	378.2	329.0
  60s	.16	190	88	336.8	296.4
  80s	.17	170	89	283.7	252.5
  100s	.19	160	90	238.8	214.9

• Irregularity
  

  Count	U%	CV%	Index of Irreg	Thin	Thick	Neps	Total
  20s Cd	11.5	15	2	5	70	125	200
  30s Cd	12.4	16	1.8	20	90	140	250
  30s Cbd	10	13	1.62	1	20	29	50
  40s Cd	11.5	15	1.51	30	110	160	270
  40s Cbd	10.5	13.7	1.38	3	22	35	60
  60s Cbd	11	14.3	1.2	8	25	37	70
  80s Cbd	11.5	15	1.13	15	40	60	115
  100s Cbd	12	15.6	1.09	40	60	70	170