The 40 volume developer is the strongest and has the potential to produce significant changes. It will lift your hair four shades and is suitable for blondes, especially high-lift colors. You can use 40 volume developer when you want to achieve a medium to dark blonde.
Can I use 40 developer to lighten my hair?
40 volume is occasionally used to lighten very dark, stubborn hair as part of the bleaching process. It lightens quickly and its effects are harsher than lower concentrations. 40 volume is not recommended for on-the-scalp use. Using 40 volume developer can cause hair damage and chemical burns if not used correctly.
What happens if I use 40 developer instead of 30?
The damage is equivalent to the lightening level attained. But I will still recommended a 30 vol if it is sufficient to attain the desired lift. The only difference is the 40 vol developer will continue to be active as there are still oxygen being released.
How long should I leave 40 volume developer in my hair?
You should leave 40 volume developer in your hair for a maximum of 20 minutes. If you leave it in for longer, your hair could be irreparably damaged. Your hair would run the risk of drying out, becoming brittle, and even breaking.
What volume developer should I use for blonde hair?
You can use 20 volume developer with bleach to lighten hair that is naturally blonde in a gentler fashion. 30 volume developer allows you to lighten the hair while coloring by two or three levels, and allows more pigment to embed into the hair shaft.
Can I use 40 developer without bleach?
The higher the concentration of hydrogen peroxide, the higher “Vol” of developer: 10 Vol, 20 Vol, 30 Vol, 40 Vol. The developer helps open the hair cuticle and activate the hair color. If used by itself (ie without color or bleach) the developer will lift the hair color, but the color result will not be good.
Can you dilute 40 vol developer?
Yes. Half 40 developer with half water will theoretically make 20 developer. I think it would work with conditioner too. It’s a common trick used when stylists don’t have the proper developer strength they need.
Should I use 30 or 40 volume developer?
The majority of hair color formulas work with a volume developer at level 10, 20, 30 or 40. … Choose a 30 volume developer when you want a developer that is stronger for a lighter and deeper color. The 40 volume developer is the strongest and has the potential to produce significant changes.
What is the difference between 20 30 and 40 volume creme developer?
40% developer is a very strong lift or intensity for the color , 30% developer is a medium lift for 5 shades and is strong , 20% developer is standard lift and what most people use to dye their hair . 10% developer is lowest strength developer , you use that to tone or just add a slight color difference .
How do I make a 30 volume developer?
Yes, you can mix 20 vol and 40 vol to get 30 vol!
How many levels will 40 volume developer lift?
A Volume 40 developer serves only for lightening and provides up to 8 levels of lift. It is ideal for those who want to achieve blonde results and is recommended for use with lightening cream or powder.
What should I do immediately after bleaching my hair?
Shampooing and Conditioning Your Hair. Avoid washing your hair for the first 48-72 hours after bleaching it. Give your hair ample time to seal in its new color. Because bleaching is such a volatile process, your cuticles remain open for longer immediately following a bleaching session.
How long does it take to bleach knots with 40 developer?
Leave the bleach on a minimum of 10 minutes and a maximum of 20 minutes. Periodically check to see if the knots are bleached.
How many levels will 20 volume lift?
20 volume developer (6% peroxide)
Offers lifting by 1-2 levels. The most common force of developer. It is usually used with temporary color and permanent dye. Also suitable for covering 100% white hair.
Can 20 volume developer lighten hair by itself?
Developer alone will lighten your hair, but it won’t lighten it very much. Developer is stable because it’s acidic. Adding developer to alkaline haircolor triggers the decomposition of the hydrogen peroxide. That’s what lightens the hair.
Will 10 vol lighten hair?
Yes, 10-volume developer does lighten hair, but only by half a tone. A 10-volume developer is used to make small changes in hair color. This is what colorists call “illumination.” If you want to lighten your hair one to two tones, that’s another thing altogether.