What color is brazilwood?
Brazilwood produces purple shades with a chrome mordant and crimson shades with alum. When mordanted on chalk, brazilwood produces lakes ranging in colors from lavender to cherry to deep red.
Is Sappanwood the same as brazilwood?
Sappanwood Cæsalpinia sappan is found throughout east Asia and is also known as Eastern Brazilwood. This wood is high in tannin and the colourant brazilian. The dyebath can be used multiple times for lighter colours and the wood chips can be dried for future use.
How is brazilwood obtained?
Sources of brazilin Brazilin is obtained from the wood of Paubrasilia echinata, Caesalpinia sappan, Caesalpinia violacea, and Haematoxylum brasiletto. The sappanwood is found in India, Malaysia, Indonesia and Sri Lanka, the latter being a major supplier of the wood to Europe during the early Middle Ages.
How do you use Sappanwood dye?
Mix chalk with a little hot water and add to strained brazilwood. Add 100 grams of wool mordanted with alum to the dye bath and simmer for an hour. Take the wool out and add another 50 grams of wool for paler colours. You may still get some colour on a further 50 grams of wool.
What is special about brazilwood?
Rot Resistance: Brazilwood is rated as very durable regarding decay resistance. Workability: Despite its high density, Brazilwood is reported to have good workability, responding well to machining and shaping operations.
Is brazilwood poisonous?
Brazilwood, also called the bird of paradise, is toxic to dogs, cats, and small children. This toxic beauty can actually be poisonous to a full grown man in high amounts or when processed.
What is brazilwood used for?
Brazilwood or Pau-Brasil, sometimes known as Pernambuco wood (Caesalpina echinata) is a Brazilian tree. It has a dense, orange-red wood (which takes a high shine), and it is the most frequently used wood for making bows for string instruments from the violin family. The wood also gives a red dye called brazilin.
Where is brazilwood grown?
Natural History: H. brasiletto, also known as brazilwood, was first documented in Mexico in the 1900’s. This tropical hardwood is distributed throughout Belize, Costa Rica, Guatemala, Honduras, Nicaragua, and Columbia. Brazilwood can survive in various habitats from tropical forests to desert scrub (1,4).
How do you use Logwood extract?
Make a paste with 1 teaspoon (5 grams) logwood extract and a small amount of warm water. Fill a saucepan with water and add the logwood extract paste. Add the pre-wetted mordanted fibre. Bring the dye bath to a gentle simmer and then keep at that temperature for 45 to 60 minutes, stirring gently from time to time.
What Colour is Lac?
Lac extract yields crimsons to burgundy reds to deep purples. The colours are similar to those from cochineal but warmer, softer, and more muted. The lac dye has high light and washfastness on silk and wool. Only small quantities are needed for a medium depth of shade.
Is brazilwood toxic?
Brazilwood, also called the bird of paradise, is toxic to dogs, cats, and small children. This toxic beauty can actually be poisonous to a full grown man in high amounts or when processed. The two toxic agents in the Brazilwood are hydrocyanic acid (HCN) and tannins.
Is brazilwood toxic to humans?
Allergies/Toxicity: Although severe reactions are quite uncommon, Brazilwood has been reported to cause skin irritation, as well as a number of other effects, such as headache, nausea, swelling skin, and blisters.