Sequence
Of Discharge Printing Process On Cotton (Discharge Printing Style)
Printing is done by direct or
discharge style. Among all of the style; white discharge and color discharge
style is most common. Discharge means to remove specific colored area by
another color or reducing it by bleaching agent.
Discharge printing is called
extract printing. By this
printing process, color is destroyed by one or multiple color. By this
process pigment in
the T-Shirt is removed
chemically and replace it by another color. Discharge printing is done on 100%
cotton. Synthetic or blended fabrics are not suitable for discharge printing.
Others think is that, the dyed fabrics dyes should be dischargeable during
printing process.
Here, I have given a printing
process of discharge printing with recipe.
Recipe: This is a sample recipe for discharge printing.
Discharge rubber paste————90%
Discharge/ RNS powder———–49%
Sequence of Discharge Printing
Process: Discharge printing is done as the following way.
Fabric
preparation
↓
Table
preparation
↓
Fabric
plaited on the table
↓
Apply
printing paste with the help of screen
↓
Curing
at 190ºc (belt speed 3m/min)
↓
Delivery
Various types of colored design can
be produced by this discharge printing process. But we should be careful during
discharge printing process. Otherwise, shade of the original fabric could be destroyed undauntedly.