Rooty jute, specky jute, croppy jute, knotty jute, dead fibres, runners, mossy jute, flabby or fluffy jute, heart damaged jute etc. are the common defects found in jute fibres. The defects usually a jute fibre contains are as follows-
In this jute the lower parts of jute fires contain barks.
👉 Specky jute:
These defects occur because of insufficient washing which causes the outer barks to adhere in some places.
This is a defect where the top end of the fibre becomes rough and hard. It is usually caused by careless steeping.
The jute fibres contain knots in places and it is caused by insect bite or punctures.
Due to over retting in moist condition, the fibre becomes dull, lose strength and becomes inferior for spinning.
This is a defect where a long and hard barky ribbon of fibres remains in jute fibre.
Defects caused by non-removal of dried up base and hard bark from the fibres.
Fibres from short plants that cannot be properly stripped and cleaned contain a broken piece of jute sticks etc.
👉Flabby or Fluffy jute:
Due to careless stripping, fibre loses firmness and becomes flabby and hairy
These defects occur when jute fibre contains excess moisture when baled. The centre of the bale becomes badly tendered and in some cases, fibres are reduced to powder.