WOF - Weight of fibre
- Boni Crystal

- Dec 29, 2025
- 1 min read
The very first step in the dye process is to find the dry weight of your fibre or fabric that you would like to dye. This weight is very important in all the following steps to give us the amounts of scour, mordants and dyestuffs to use to colour your textiles.
Have a book handy to note down the weights of individual pieces or batch that you may want to do together.

The amounts you use in the following processes will be percentage based, so best to keep a calculator handy too!
For example:
Fabric weight 100gms
Tannin @ 15% WOF = 15gm
Alum Acetate @ 10% WOF = 10gm
Madder root powder @ 30% WOF = 30gm
Each dyestuff will have a unique percentage range to achieve different results so it is best practice to test and record your results.




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