There are several factors affecting how long you should leave 20 volume developer in your hair. Everything from your hair color to whether you’ve dyed your hair before can affect how your hair absorbs bleach. And the developer volume you choose has a lot to do with how long your hair will take to process and finish lifting. Developer’s role in the bleaching process is an important one. According to Wikipedia, temporary color has pigments that are high molecular weight. Therefore, they cannot penetrate the hair cuticles and the color particles persist on the surface of the hair shaft. You can easily remove it by a single shampooing. ((En.wikipedia.org. 2020. Hair Coloring. [online] Available at: < https://en.wikipedia.org/wiki/Hair_coloring#Temporary_color> [Accessed 24 April 2020].)) Here are several types of temporary color you may shop for (Source: Internet) vol. developer provides maximum lift with some deposit of 10 vol. developer. The values go like 1:3 for 10 vol. to dilute 40 vol. developer (the first number is the developer and the second is water) Why dilute 40 volume developer to 10?

Some women leave bleach in their hair longer than recommended because they’re trying to achieve a drastic change from their natural hair color to something like platinum blonde or a much lighter shade than their natural hair.You can literally do everything by yourself if you do it with care and it is not an exception with 20 vol developer. Let’s get started with mixing the color and conditioner at the ratio 1:3 and as we said, try to make it right and just enough to saturate your hair. If you need to lift your color more than 2 levels, you’ll have to use 30 volume or 40 volume developer (not recommended for at-home use). How long should I wait between bleaching sessions?

Once you’ve figured out how long you should leave 20 volume developer in your hair, there are a few other things that you can do to ensure that your bleaching adventure is successful. Minimize Bleach Damage Too much of anything is bad. Using too much developer may weaken your hair strength leading to breakage of hair. However, here are a few tips that will help you figure out how long to leave bleach in your hair based on your unique needs. If you accidentally turn your hair orange by leaving bleach in for too long, there are ways to fix this, and you are not doomed to be called “carrot top” forever. Use a Toning Shampoo

The lifted cuticle makes it much easier for the hair dye to penetrate your hair strands. Using developer color pigments can penetrate the hair follicle and deposit color. Bleach Duration with 20 Vol Developer. For optimal results and safety, don’t leave a 20-volume developer in your hair for over 30 minutes. The exact time depends on hair type, natural color, and desired level of lightness. When used at the recommended ratio, the developer gets stabilized. It means, it gives you a diluted mixture and the peroxide contained in it gets released sooner.

It is also important that you follow the standard ratio to get the best results. Remember that 2:1 is the standard ratio in that you take two parts of the developer and one part of toner. If you use the wrong ratio, it is a waste of time and money, let alone possible damages to your natural strands. Be cautious to tone your hair with the correct ratio! + Cover gray hair As the volume is lower, it is also safer and causes fewer damages. Therefore, you can do it on your own at home just after reading carefully all the related information. In general, 10 and 20 volume developer to lighten hair is a good option to try if you are a newcomer. 30 volume developer to lighten hair Are you deeply immersed in this gorgeous look? (Source: Internet) How can it be mixed with 20 volume developer to lighten hair? In fact, for temporary color, 20 vol and 30 vol are all considered as weaker developers. The mixture helps to deliver the color to the outer part of the hair and it works as a coat to your hair for a quite short period of time. Permanent dyeYou can achieve 1-2 levels of lift with 20 volume developer and bleach. So if you’re starting out as a dark blonde (level 6), you could potentially get to light blonde (level 8) by using 20 volume developer with bleach. It contains only 6% peroxide, while harsher options contain 9% (30 volume) and 12% (40 volume) peroxide. If you plan to use this milder developer for a less-damaging DIY bleach sesh, you need to know exactly how long to leave bleach in hair with 20 vol in the mix. Finally, be careful as you’re applying bleach not to touch your scalp. Bleach can damage the skin on your head, so start a few inches away from the roots and work your way down. Getting the Most from Your Bleaching Sessions