Wool Dyeing - Equipment Needed For Advanced Methods

This is the second in a series of articles on the subjectof a formula in a pitcher and some in a very small
of dyeing wool, using the three primaries, metricsyringe, that the ratios of the formulas will still be
measurement, liquid dyestock, and percentage-basedaccurate. I have tried other sizes in syringes and
formulas. In the first installment, I described an overviewpitchers, but have found them to be less reliable in
of the methods I use to dye wool, and the reasoningterms of the accuracy of their markings, although this
behind them. In this installment, I will go into more detailmay just be a problem with the particular products I
about the equipment I prefer to use.have come across. For the casual dyer all of this may
These methods could be adapted for dyeing any kindnot be important, but if you are into precision dyeing, it
of wool fiber, from fleece to roving to yarn, becausecertainly does make a difference, as my pile of reject
they are based on the weight of the wool, rather thancolors will attest. And be aware that the markings do
the dimensions. In fact, you could accommodate dyeingrub off after repeated use on many syringes, so try to
other fibers and materials, as well, using similaravoid touching the numbers and gradation lines as you
equipment and the methods I describe. Indeed, adaptingwork.
all of the information below and in future articles isAUXILIARY SUPPLIES
possible, with the likely need for adjustments toI use Synthrapol or original Dawn liquid (very similar,
accommodate the dye product you are using and thechemically) to reduce surface tension while dyeing.
fiber you are dyeing. So even if you dye silk, cotton orI use either citric acid or vinegar to reduce dye-bath
other fibers, read on!pH, and if you have access to "sour salt" at
GENERAL EQUIPMENTreasonable prices (it can be found sometimes at
Following are ideas and suggestions for supplies to usedented can stores) this also works, because it is
- at least, equipment that has worked well for me. Atstraight citric acid. As most dyers will tell you, vinegar is
the end of the article I will provide links and othermuch more expensive to use over the long-term, so if
information about where to find these supplies.you plan to dye in quantity, use citric acid, which is also
WOOLmore convenient and pleasant to use.
I always use white wool, or the lightest natural woolFor stirring I use stainless steel chopsticks - they work
possible. This keeps the purchasing of raw materials togreat when trialing colors in little pots, and also work
a minimum and also standardizes an important variablefine in big pots, too, for pieces up to ½ yard. I
when analyzing basic colors. For instance, when lookingpurchased several pairs and keep them in a beaker
at two similar wool colors with the idea of creating thefilled with water while dyeing. This keeps them rinsed
color between the two, it would be much more difficultwhen I am stirring several pots at a time with
if two different base colors were used for the twodramatically different dye colors in them, particularly if I
pieces, making the dye formulas for the colors used tostir a black in one pot and a pale yellow in the next. It is
overdye them, therefore, very different. But finding thatamazing how a tiny bit of black dye clinging to the
'in-between' color when looking at two wool colorschopstick can alter the color of a pale yellow. (Don't
both created using the same three primaries on whiteask me how I know.) I like them also because they
or natural wool is much easier. By standardizing thedon't absorb the dye and are compact and easy to
base color and using only primary dyes, both formulasstore. Not great for picking up rice, though.
are related. So the in-between color will be producedI use Glauber's salt to keep the colors even on the
using a mathematical formula somewhere betweenwool, which is how I sell it -- just lightly mottled. Salt
the other two similar mathematical formulas. If I makemolecules compete with the dye molecules to bond
a mistake in mixing a formula, I often catch it whenwith the wool molecules, effectively slowing down the
comparing the resulting color to the colors on eitherbonding of the dye to the wool, and thereby preventing
mathematical side of it, if it does not follow the logicalthe dye from 'grabbing' in blotches. For most colors this
progression of color, which colors do. This systematicis not an issue with regular stirring, and for most of the
approach has created a predictability to dyeing that iscolors in my collection, I don't use it. But for light browns,
very satisfying and comfortable. If I do want a specialtans, greys, and some very dull blues, greens and
effect using a different base color, I can always dyepurples, it is essential for even color, particularly in the
the white wool to this base, and then finish the speciallighter values, up to the medium levels. I don't use it on
effect. I find this occasional need for a two-stepdarker levels, because I find that it dramatically retards
process preferable to stocking many colors of wool.the absorption of the yellow dye when there is a lot of
DYESdye in the pot, often doubling the processing time. If
I use ProChem washfast acid dyes, purchasing theyou prefer an irregular color and/or don't mind a little
three primaries that they offer. With these colors, it isserendipity in the dyepot sometimes, leave out the salt.
possible to produce a complete range of colors inIf you want to use it, I find that plain table salt also
many values, from near white to dark black -- justworks fine.
about any color I would ever want. Although plainBelow are some sources for finding supplies. I distribute
greys and blacks can be produced with the primaries, Ithese articles to several article sites, some of which
have found that those formulas don't work as well forhave strict limits on the number of URLs one can use
specialty effects, such as gradation dip dyes. Thein an article, so I will give the names and trust you can
formula will tend to separate into its components asfind them easily online.
the color develops, giving an unpredictable result. NotDorr Mill - Wool (I have also used other sources, such
that this won't be usable or desirable in certainas Woolrich)
circumstances, it just may not be what I am after. SoProChemical & Dye - Dyes, plastic beakers,
the preformulated black from ProChem is morepitchers, citric acid, Glauber's salt, Synthrapol
predictable, and therefore preferable, for distressingSKS - Glass beakers (Also available at other science
and antiquing, and for highly mottled effects. Basicor lab supply sites)
browns and tans are also more difficult to produceOld Will Knott Scales, online - Scale (Look for the 'My
with consistency, so the casual dyer may want toWeigh - Stainless steel chopsticks, vegetable steamer
stock grey, black, and/or some browns, along with the(Also found at other kitchen retailers)
primaries.Syringes Your local drugstore will often provide you
COOKING VESSELSwith several slip-tip (without needle) 1-ml syringes for
I do two kinds of dyeing, each with its own processfree if you smile sweetly and don't ask too often.
and cooking vessels:(They may also have 3-ml syringes available.) They
Trialing of colors on small pieces of wool, to find newprovide these as a courtesy to anyone. I request 3-4
colorsat a time. You can also find 10-ml syringes at the
Dyeing large pieces of wool for my own use or fordrugstore for a few dollars. These sizes are the
sale.mainstay of color trialing small pieces of wool, and I
I trial colors on 4-gram pieces of wool (a scant 5" X 5"also frequently use them for larger pieces -- even
in 13-oz. wool), one piece in each of six beakers filledwhen dyeing 1/2 yard, a 5% (pale) value still only
halfway with water, in a dry casserole (just to holdrequires 10 ml of dye. eBay and eCrater are also good
them--any stable non-metal vessel will do) cooked inonline sources for syringes of all sizes. Look for
the microwave. I use scientific beakers in a 300 mlveterinary syringes for larger sizes (60-ml is common)
size, because they are built to tolerate repeatedalthough I have found the 250-ml pitchers from
heating and cooling without breaking. They are slender,ProChem to be more accurate, and just as easy to
so I find them easier to handle, and I can fit more into ause. I have searched online medical supply companies
pot or casserole. (Mason jars will work just fine for thefor syringes without much success, price-wise, but if
casual dyer.) I have trialed literally thousands of piecesyou should come across a good source, please let me
of wool, and I have found the microwave to be theknow!
most convenient and definitely the most cost-effectiveIn case you would like to have a concise and
approach. I have also tried putting beakers or jars in aexhaustive list of the equipment you will need to try
water bath on the stove and in the oven, but I foundthis method, here it is. Much of this you will have at
this process to be more time consuming and logisticallyhome, or know where to get without my help.
more difficult, so I have stuck with the microwave. YouWool
may find you prefer another method, so just useSun Yellow dye 119
whatever method that suits you, as long as it gets theWF Magenta dye 338
water simmering in each jar. If you do use yourBrilliant Blue dye 490
microwave, please be cautious when heating theBlack dye 672
water in the little pots. If it gets to a good boil,Brown dye (optional, also available at ProChem)
sometimes it will unexpectedly 'explode' or 'pop',Citric Acid or distilled vinegar
possibly burning you. Wear protective gloves overGlauber's Salt or table salt (optional)
your hands and wrists when the water is near boiling.Synthrapol or Dawn dish liquid
In all my hundreds of batches, this has happened twice,Plastic pitchers -- 5 - 6 in 250-ml size, 2 - 3 in 1,000-ml
and I got a nasty burn one of those times.size
For large pieces of wool, I use the standard stainless(All of the above can be found at ProChem.)
steel pots that many dyers use. If you are using an1-ml, 3-ml, 10-ml syringes
electric stove, you may need to place something extraDigital Scale
between the burner and the wool, unless you are usingStirrers
a good, heavy pot. A thin metal pot resting directly onUtility spoon for scooping dyes when weighing (any old
the burner will cause any wool laying against theteaspoon or measuring spoon will do)
bottom of the pot to grab the color, causing darkScrew cap milk jugs (or smaller jugs if you prefer) for
splotches. So you have two options. A spacer can beholding dyestock
put between the pot and the burner, or a vegetableIn addition, if you will be trialing colors you will need:
steamer can be placed in the bottom of the pot to6 - 12 Beakers or Mason jars
prevent this. I prefer the vegetable steamer myself,Casserole or other flat vessel
because then I can protect the wool, while leaving theMicrowave (preferably dedicated to dyeing)
pot directly on the burner so the water heats up6-8 Additional small glasses or cups for mixing
faster. (I'm always in a hurry.)formulas will be handy
MEASURING IMPLEMENTSOr for dyeing larger pieces:
I use a 3,000 gram digital scale that weighs to the3-4 large stainless steel or enamel pots, about 20-quart
nearest gram, with a bin for holding wool. It is compact,size
easy to use, not too expensive, and does the job.Vegetable steamers (optional)
For small pieces I use 1-ml, 3-ml, 5-ml, and 10-mlI hope this information gets you started. In the fourth
syringes. For larger pieces I switch to 20-ml syringes,installment, I will describe how I trial colors. It's a fun
or 250 ml plastic beakers. For measuring even largerproject that I guarantee will consume you if you are
amounts, I use the plastic pitchers graded to 1,000 mlnot careful! You will need to set aside several days for
from ProChem, and I have tested and found that thethis, depending upon how thorough you want to be. I
gradations on these larger containers track quitecan't be held responsible if it turns into weeks. By then,
accurately with the ml gradations of the smalleryour family will be hoping for soup cooking in the pots,
syringes and beakers, so when measuring varyinginstead of wool -- better stock up on frozen dinners!
amounts of dye, I feel confident that if I measure part