How do straightening irons work




















Steam flat irons use Vapor Infusion Technology to straighten your strands more efficiently than regular straighteners while preventing heat damage to the hair. The released steam adds moisture to prevent over-drying, leaving your hair healthy-looking and silky smooth. Thick, coarse hair is difficult to tame with a conventional flat iron.

This type of hair requires more time and heat to create the style you want and frequent touch-ups to keep the hair straight. Steam-infused flat irons use bursts of steam to effectively straighten problematic hair that resists heat straightening, giving you longer-lasting results than traditional hair straighteners. The steam feature is optional, so you can turn it off and use the steam flat iron just like a regular flat iron. You can select high, medium, or low steam settings depending on your hair type and desired results.

Vapor hair straighteners come with a removable water tank, which should be filled with distilled water prior to straightening. Using plain water can shorten the lifespan of the steaming iron.

The steam function activates only when the unit is pointed at a downward angle. Once you press the plates together, the steam will flow through specially designed holes in the plates.

Depending on the brand of the steaming iron, a full tank provides 8 to 20 minutes of continuous styling. The hydrogen bonds we were talking about before are contained within our hairs keratin, which now we know are in our cortex.

So, in order to change the shape of your hair, you have to be able to get past your cuticle, into the cortex. This is where a lot of damage can occur. Your cuticle is responsible for how healthy our hair looks. The scales on our cuticle start to rise up when they are less conditioned, or are exposed to wind or heat. This can make our hair appear dry, or frizzy. When we condition our hair, it smooths down the scales so they are parallel to the hair shaft, and makes the hair appear shiny , and healthy.

The cuticle in this condition, is also doing a much better job at protecting the cortex. Straighteners have different heat-settings for a reason.

Not all hair types can withstand the same temperatures! I personally have fine hair , so my cuticle is not as thick or protective. This means I will always use the lowest heat setting on my heat tools, which is usually around degrees Celsius. If I do style my hair, I make sure I use a deep conditioning treatment on my hair the next day, as this helps smooth down the scales in the cuticle layer, helping them seal in moisture and prevent further damage.

If you have thicker hair not density, the actually hair strand you can use higher temperatures, but try to keep it under degrees. Above this temperature, heat protectants become less effective. Hair, nails, and teeth have one important factor in common — they are all strong. It is extremely difficult to break a strand of hair apart without a pair of scissors. No amount of twisting, pulling, rubbing, or even hammering can do anything to hair.

The strength of hair can be attributed to a special property unique to proteins like keratin, which are made up of a large number of sulfur-containing amino acids.

Sulfur atoms, from adjacent chains of keratin, bond together to form disulphide bonds. These extra bonds make the fibers that have keratin very strong. In addition, they ensure that the position of the keratin molecules remains fixed, such that the shape of the hair fiber stays the same.

Naturally, this is a good property since hair — especially long hair — is normally subjected to a large amount of stress, and one would not want hair breaking or changing its shape because of this everyday wear and tear. However, when people do want to change the shape of their hair — get rid of curls, add curls, make it wavy, make it straight — these disulphide bonds pose a great problem.

Most hair-straightening techniques, therefore, target these bonds. An easy method of breaking these bonds is using heat. This brings us to what is probably the most common technique for straightening hair — the flat iron. In , Isaac K. Shero licensed the first-ever hair straightener made out of two-level irons that are heated and can be squeezed together which is the base of the modern flat irons.

But it was still harmful to hair as high heat temperature is not and never was good for the health of hair. But since then, scientists worked hard to develop flat iron as it earned huge popularity among the hair fashionistas; hair-conscious people. Developers initially invented ways to include various advantageous materials and heat settings so that people can avoid hair damage and have their style done; straighten hair perfectly.

So from this perspective, the modern flat iron is very good, reliable for hair straightening. We tried to bring up the real science behind its functions, all way possible from our deep analysis. It is been years since the base of the present flat iron was invented, and since then, the development of the flat iron did not stop for a while.

With the passage of time, it only gets better and better. It is very much fascinating how this thing works so smoothly and provides people amazing results by straightening their beautiful hair. Writer and Content Manager at InStraight. Find her on Facebook.



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