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Cutch Extract 8 oz

SKU a-cutch-08

Original price $18.25 USD - Original price $18.25 USD
Original price
$18.25 USD
$18.25 USD - $18.25 USD
Current price $18.25 USD
Availability:
12 in stock, ready to be shipped

Cutch Extract is produced by soaking the wood of the Acacia Catechu tree in hot water until a syrupy liquid emerges. It is then dries and ground into a fine powder. It ca be found throughout India, Burma, Indonesia and Peru. This extract is easily soluble in water.

  • Dye Amount: 20-50% WOF for a medium depth of shade
  • Color: brown, cinnamon, nutmeg and clove
  • Light fastness: Excellent
  • Wash fastness: Excelent
  • Mordant
    • Alum mordant at 15% WOF for protein fibers
    • Alum mordant at 15% WOF for cellulose fibers
    • Tannin mordant is not required. 
  • Dyeing
    • Dissolve the powdered cutch in boiling water and add it to dye bath.
    • Deeper colors can be achieved by first soaking the cutch extract in a weak mixture of caustic soda.
    • Add 1 tsp lye or sodium hydroxide to 1 gallon of water. Soak for 1 hour.
    • Add more water and neutralize with acetic acid or vinegar to pH7. Add this neutral solution to the dye bath.
    • Add fibers to the dye bath and simmer at low temperature for 2 hours.
    • Cutch does not easily exhaust and dyebaths can be used multiple times for lighter shades.
  • Variations
    • Alum mordant yields toffee browns.
    • The addition of iron at 2-4% WOF yields chocolate browns
    • Soda ash rinse will redden the cutch color.
    • Addition of 2% WOF hydrogen peroxide during the final 15 minutes of dyeing will darken cutch considerably.
    • Allowing the fiber to cool down and sit in the dye bath overnight will give the darkest shades.

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