Two actions are taken place in the draw frame process.
Since the carded sliver contains a large percentage of hooked and curled fibres so that these fibres necessitate to straighten properly. The drafting process allows straightening these fibres.
In the process of doubling, two or more carded slivers are taken and they are fed together.
The weight per unit length of the input sliver is reduced in the process of drafting.
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Various types of spinning methods
Common structure of draw frame machine and working principle of draw frame machine
Process parameters of draw frame process
Precautions of draw frame process
Objectives of roving or simplex frame
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