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Recipe of scouring for different fibers

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Recipe of scouring for different fibers.

The following recipe is used for the discontinuous process (kier boiler) for cotton fiber scouring:

Alkali (NaOH) → 2 to 5% (percentage of the weight of processed fabric).

Soda Ash (NaCO3) → 2 to 3% (percentage of processed fabric weight).

Wetting Agent → 1% (Percentage by weight of processed fabric)

Water → 20 times (weight of cloth).

Temperature → 100 ° C. 125 ° C to 130 ° C (pressure boiling)

Time → 8 hours (off-kier). 8 to 12 hours (Open kier)

Pressure → Atmospheric Pressure (Open kier)

→ 20 to 30-pound square inches (off kier)

The following recipe is used in Continuous Process (J-Box) for cotton fiber scouring:

Alkali (NaOH) → 1 to 3% (Percentage by weight of processed fabric)

Sodium Carbonate (NaCO3) → 1 to 1.5% (Percentage by weight of processed fabric)

Wetting agent → 0.1% (Percentage by weight of the processed fabric.)

The ratio of cloth and liqueur → is 1: 3

Temperature → 100 ° C

Time → 30 minutes

Wool fiber scouring (by soap):

Soap → 1.5 to 2% (percentage of processed fiber by weight).

Sodium carbonate (Na2CO3) → 0.2% (percentage of the weight of processed fiber).

Temperature → 43 ° C to 52° C

Time → 10 minutes.

Wool fiber scouring (by detergent):

Detergent → 0.6% (percentage of the weight of processed fiber).

Sodium carbonate → 0.5% (percentage of the weight of processed fiber).

Common salt → 1% (percentage of the weight of processed fiber).

pH → 9 to 10.5

Temperature → 40 ° C to 54 ° C.

Silk scouring recipe:

Soap → 0.50 to 0.75% (percentage of the weight of processed silk).

The ratio of silk and liqueur is → 1: 15

Temperature → 95 ° C

Time → 30 minutes to 2 hours

pH → 10

Jute Fiber Scouring recipe:

Sodium carbonate (NaCO3) → 5 to 10 gram / liter

Weighting agent → 0.5 to 1% (in the percentage of product weight)

Water Softening Agent → 0.25% (in the percentage of product weight)

Temperature → 60° C to 110 ° C

Time → 2 to 3 hours

Nylon 66 Scouring Recipe:

 Detergent → 1.5 to 2% (percentage of product weight)

Sodium Carbonate → 1 to 5% (by weight of the product)

The ratio of nylon to liqueur is → 1: 10

Temperature → 60 ° C

Time → 1 to 1.5 hours

Regenerated Cellulose Fiber Scouring recipe:

Recipe of scouring for different fibers:

Soap → 0.5% (Percentage by weight of the processed product)

Soda → 0.5% – 1% (Percentage by weight of the processed product).

Detergents & Wetting Agents → 1% (Percentage by Weight of Processed Products)

Ammonia → 0.5-1% (Percentage by weight of the processed product)

Temperature → 50 ° C to 60° C

Time → 30 to 60 minutes

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