For XLA core yarns, the key point is not to expose XLA. Adjust best core yarns count, draft rate and covering speed according to different type of covering equipment;select covering material, yarn thickness, denier of XLA, and fabric flexibility customer required.
Following is the recommended core yarn counts:
XLA Denier |
Cotton type core yarn |
Wool type core yarn |
Nylon type core yarn |
33D |
60s, 70s |
80-130Nm |
20D, 15D, 10D |
42D |
60s, 50s, 40s |
60-90Nm |
20D, 15D, 10D |
55D |
40s, 32s, 21s |
<60Nm |
25D, 20D, 15D |
75D |
32s, 21s, 18s |
|
30D, 25D, 20D |
105D |
20s, 18s, 16s |
|
|
140D |
16s, 12s, 10s, 8s |
|
| |