Define Batch and Batching | Objects of Batching / Importance of Batching | Factors Considered for Batch Selection

Batch: 
A blend of different types of jute is made up to suit the particular class of yarns being spun. This blend is known as ‘the batch’.

To produce 8lbs/spindle Hessian warp yarn following batch component is taken under consideration.

White C-40%...........................40bales
White X-40%...........................40bales
Tossa-20%...............................20bales
Total-100%...............................100bales

Batching: 
All the processes starting from batch selection up to carding of jute is called batching. It is primary stage of jute yarn processing.

Objects of Batching / Importance of Batching
  • To help fibre move freely during processing
  • To get expected dampness and flexibility
  • To remove hardness and stiffness of jute fibres
  • To intermix the batch component effectively
  • To reduce loss due to wastage
  • To control and reduce yarn cost
Factors Considered for Batch Selection
  • Cost of raw material
  • Availability and duration of stock jute
  • Physical properties and quality of jute fibres
  • Quality of yarn being spun
  • Cost of production
  • Machine used during processing
  • Demand of the customer 
 

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