8 
BULLETIN 882, IT. S. DEPARTMENT OF AGRICULTURE. 
laridis Egyptian cottons. The organization and speeds are given in 
Table 1 and the settings in Table 2. 
Table 1. — Organization and speeds used in the production of 80's yarn. 
Doubling. 
Weight or size. 
Draft. 
Speeds. 
13.fi minces 
Finisher lap 
4 
10.3 ounces 
5.2 
65 blows per inch. 
1,075 r.p.m. 
Beater 
1 
37.0 grains 
122.0 
Cylinder 
165 r.p.m. 
425 r.p.m. 
6 r.p.m. 
DofTer 
24 
4 
8 
6 
6 
1 
2 
2 
2 
2 
2.09 
4.3 
73.5 
5.3 
5.8 
3.12 
5.4 
6.1 
7. 5 
10 
Comber (8 heads) 
43.0 grains 
20 per cent waste. 
4S.0 grains 
315 r.p.m. front roll. 
145 r.p.m. cal. roll. 
315 r.p.m. front roll. 
145 r.p.m. cal. roll. 
220 r.p.m. front roll. 
537 r.p.m. spindle. 
225 r.p.m. front roll. 
790 r.p.m. spindle. 
178 r.p.m. front roll. 
1,120 r.p.m. spindle. 
9S r.p.m. front roll. 
1.480 r.p.m. spindle. 
82 r.p.m. front roll. 
9,200 r.p.m. spindle. 
Slubber 
0.52 H. R 
1.40 H. R 
Fine frame 
4.25 H. R 
Jack frame 
16.00 H. R 
80's 
Table 2. — Settings used in the production of 80's yarn made from American 
Egyptian cotton, if inch staple. 
Machine. 
Setting. 
Inches. 
Inches. 
Inches. 
Pickers: 
Feed roll to beater 
Grids from beater, top 
Grids from beater, bottom. 
Feed roll to beater 
Grids from beater, top 
Grids from beater, bottom. 
E 
V 
1 
&::::::::::::::::: 
§ 
* 
Center 
Feed plate to licker-in 
0.010 
0.012 top 
0.010 bottom. 
Licker-in to cylinder 
Back plate to"cylinder 
0.007 
0.027 top 
0.034 bottom. 
0.009 back 
0.008 
0.007 front. 
Front plate to cylinder 
0.034 top 
0.034 bottom. 
007 
Dofier cornb to doffer 
012... 
0.250 front 
0.010 back. 
0.010 back 
0.034 
Second to third 
roll. 
2A 
0.250 front. 
Center to center of rolls.... 
First to second roll 
2i 
Third to fourth 
roll. 
m 
2 
2 
if. 
U 
i-H- 
Second drawing 
Slubber .... 
if. . 
l| 
Hf- 
ii 
If 
ii 
If 
in 
l-H 
i^-i . 
i| 
Spinning (ring) 
Center to center of rolls, 
top. 
Center to center of rolls, 
bottom. 
i§. . 
lji 
i-i 
u 
4 
Owing to the length of staple being spun, it was necessary to release the weight on the middle roll. 
