Objectives of carding
Objectives of carding, main actions of carding machine, Useful sliver hanks of different counts and wastage in carding.
Objectives of carding
- To open the tuft of fibers
- To make the fiber parallel & straight
- To remove remaining trash particles
- To remove short fibers
- To remove naps
- To produce a rove like fiber called silver, which is uniform in per unit length
Main actions of the carding machine
- Action between fee roller & taker in
- Action between taker in and cylinder
- Action between the cylinder and flat
- Action between cylinder and doffer
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Useful sliver hanks of different counts:
| Description | Counts | |||||
|---|---|---|---|---|---|---|
| Count of yarns | 10s | 20s | 32s | 40s | 60s | 80s |
| Hank of carded sliver | 0.125 | 0.125 | 0.13 | 0.135 | 0.145 | 0.165 |
Wastage in carding:
- Taker in waste
- Flat strip
- Motes &flies
- Sliver cut
- Filter waste
