Table of Contents
- 1 Which one is the main cause of shade variation?
- 2 What is the reason for producing uneven dye shade?
- 3 What is exhaustion process in dyeing?
- 4 What is shade in textile?
- 5 What is patchy dyeing?
- 6 How do you fix uneven fabric dye?
- 7 What are exhausting agent?
- 8 What is shade percentage in dyeing?
- 9 Why do I get different shade in my dyeing?
- 10 What causes variation in shade in textile industry?
- 11 How to check fabric shade variation in garments?
Which one is the main cause of shade variation?
Shade variation in garments is caused mainly due to fabric problem. Fabrics are dyed in a dyeing machine that has a certain capacity of dyeing fabrics at a time. So, where fabrics are dyed in multiple lots, there is a chance of having shade variation between different fabric lots if dyeing process is not controlled.
What is the reason for producing uneven dye shade?
Running shade is more specifically meter to meter variation of shade in fabric. So, basically when dyes cannot migrate properly in the whole fabric thus exhaustion of dyes in fabric becomes uneven which leads to running shade or uneven dyeing.
What are the reasons for batch to batch shade variation?
Batch to Batch shade problem is noticed when the fabric is dyed in small batch to fulfill the whole order quantity. From the thorough investigation it is seen that the most cases, the shade variation occurs due to lack of the concentration and lack of proper duty by the operator of the concerned machine.
What is exhaustion process in dyeing?
For a single dye, the exhaustion is defined as the mass of the dye taken up by the material divided by the total initial mass of dye in the bath.
What is shade in textile?
Shade is depth of color or hue. It is a common word in dyeing, printing and finishing unit of a textile mill. Fabric shade variation is a major issue in textile mill. Fabric shade variance is the variation of shade in one roll of fabric or separate pieces of fabric that were intended to match.
What does high shade variation mean?
High-variation flooring means that your floor will have more variety in colors and shades. Those types of floors typically come in a similar color pattern, but high variation creates more of a statement with its design.
What is patchy dyeing?
8. Patchy dyeing: Causes: Uneven heat in the machine. Improper impregnation of dye liquor due to the low metting property of the fabric.
How do you fix uneven fabric dye?
How to Fix Uneven Fabric Dye From Washing
- Fill a bucket that’s large enough to submerge the fabric with three parts warm water and one part vinegar or lemon juice. Video of the Day.
- Submerge the fabric in the water mixture. Allow it to soak overnight.
- Rinse the fabric under cool, running water.
What is exhaustion in textile?
Exhaustion process involves the desorption and absorption of dyes and textile auxiliaries from dyebaths (or any liquors) due to the substantivity of the chemicals to the textile substrate [2]. Approximately the whole energy consumption at an exhaustion process is used for the heating of the process water called liquor.
What are exhausting agent?
It is a formaldehyde free dye-fixing agent for improving wet fastness of Reactive dyes & Direct dyes on Cellulosic fibres. Imparts excellent wash fastness of direct & reactive dyed fabrics to water, perspiration, wet ironing, sea -water & laundering.
What is shade percentage in dyeing?
Shade percentage: Shade percentage refer to the quantity of dye taken for dyeing expressed as a percentage of the dry weight of the fiber to be dyed. Dye Assistants: Dyeing assistant are chemicals that facilitate, in one way or another, the production of the required shades in dyeing.
How different shades are formed in textile industry?
Different colors are actually incorporated in the yarn or fabric that are sewn together according to the design specified by the wearer. To incorporate these colors, fabrics and yarns go through a process where the fibers are colored with either natural or synthetic dyes.
Why do I get different shade in my dyeing?
Most of the time, different dyeing faults like shade variations happens due to lacking’s of responsibility taken by concerned management in the dyeing floor along with some technical issues. Maintenance is also a burning fact for the shade variation.
What causes variation in shade in textile industry?
Shade variation is a common and big problem for the dyeing industries. Lots of reasons are responsible for the variation of shade in dyeing textile industries. Batch to Batch shade problem is noticed when the fabric is dyed in small batch to fulfill the whole order quantity.
What causes the batch to batch shade problem?
Batch to Batch shade problem is noticed when the fabric is dyed in small batch to fulfill the whole order quantity. From the thorough investigation it is seen that the most cases, the shade variation occurs due to lack of the concentration and lack of proper duty by the operator of the concerned machine.
How to check fabric shade variation in garments?
Replace defective garment part: Check garment component shade variation at the end of line inspection (at the end of sewing process). Garments found with fabric shade variation (varied shade of different components if that is not a design feature) need to be separated from the good garments.