This time, I installed Silazane 50, which has a reputation for being very effective on the Internet, and I was hooked.
This is high-performance ceramic coating, developed and manufactured in Japan.
This article focuses on the key points I have found after applying Silazane 50 and the top grade Silazane 50 Diamond 200 to several cars and using them for a long period of time.
I can rate Silazane 50 as a very excellent coating. It is easy to apply and the effectiveness is comparable to EX Keeper(most popular and flagship coating in japan).
I have applied it to a total of 5 cars because I felt that the water repellency, durability, and cost cosmetics were very good. (One of them was installed with EX Keeper stripped off)
In particular, coatings with a durability of years are the real coatings that can build up a solid film.
I will use the Silazane 50 series for all future coatings I do. I recommend it so highly.
Below is a summary of my review of the installation on my Fit(Jazz) and Civic and how it felt throughout the year.
- Very effective as a coating
- Level of water repellency and durability difference between EX Keeper and real water repellency and durability is not perceptible.
- Low cost for effectiveness
- Durability is comparable to high-end store construction
- Two-component mixture type for reliable results
- Chemically designed to resist water stains
- Construction was very easy.
- No surface preparation required
- Just spray and wipe.
- Even dark colors are not uneven
- The glossy feeling comes out immediately after construction (construction is fun).
- Curing time is short (2 hours), and there are almost no factors that can cause installation failure (installation is possible even in the rainy season and winter).
- One possible disadvantage of failure.
There is only one substantial weakness or disadvantage that I felt after many installations.
Water damage during installation and curing is NG
It should be protected from water damage during installation and for 2 hours after installation (it dries somewhat more quickly).
I also got water damage in one spot and it hardened into a snore. (I also got water damage in one spot and it hardened in a snore.)
Silazane 50 was so effective that I made the decision to remove EX Keeper.
There is nothing more effective overall than this coating, so get cracking and put an end to the trouble of continually searching for what to buy.

I installed the higher grade Diamond 200 in winter (January). Since I was able to install it quite normally, the base grade, Silazane 50, can also be installed in winter with plenty of time to spare (notes and other information are provided in this blog).
The cheapest way to purchase is officially during the sale. Plus, free shipping and Amazon points are available.
Don’t miss the official sale timing.
Construction in hot weather can be done early in the morning & in the shade to avoid mistakes.
The base grade of Silazane 50 is quite easy to use, as it can be used as a base or sacrificial film for coatings.
I also installed the top grade of Silazane 50, and it worked tremendously well.

Silazane 50, 20% off
The BASE KIT is available with 20% off in some regions.(Discount availability may vary by country or seller.)
Reference Articles | Valid only for the following links | discount rate | post-discount price(SGD) | Recommendation | In Japan |
Details here | Silazane50 base kit | 20% | SGD 198.40 | ○ | Silazane50 with top coat |
Details here | Diamond Plus | – | SGD 800.00 | ◎ | Diamond Plus |
SILAZANE50 Diamond Plus is available in limited quantities. Don’t miss your chance—order now while supplies last.
↓This is information about in Japan.
⚠️ This promotion is only available in Japan.If you’re accessing from outside Japan, some products or discounts may not apply.
Silazane 50, 20% off Diamond Series
Limited to 20 people Use coupon code below for 20% off Diamond Series + interior coating (¥8,800) included
Still available now(limited quantities)
*Since the quantity is limited, it may end without notice.
This is the best deal available , including past sales. This offer is exclusive to this media outlet and is the cheapest available anywhere on the Internet.
Reference Articles | Valid only for the following links | discount rate | post-discount price | Recommendation |
Details here | diamond | 20%. | From 35200 yen | △ |
Details here | Diamond Plus | 20%. | From 44,000 yen | ○ |
Details here | Diamond 200 | 20%. | From 61600 yen | ◎ |
This is a tie-up with motor journalist Yuki Imai, and we have received special permission from the official to publish it in our media.
Coupons are available at ( listed in the second half of the video )
Valid only with this dedicated coupon link.

The following is a separate sale.
Silazane 50 is 20% off without coupon
Reference Articles | Sale is being held on the official website List of models | In Southeast Asia | discount rate | Purchase amount (yen) | Recommendation |
Details here | Silazane 50 | Silazane50 (less top coat by base kit) | 20%. | From 8800 yen | ◎ |
Details here | With topcoat | Silazane50 base kit | 20%. | 11,840 yen and up | ○ |
The code’s usage and the latest sale information are explained here↓ (opens in a new tab).
We also receive monthly applications from this blog (Diamond Plus and Diamond 200 are surprisingly popular).
Please feel free to contact us if you have any questions.
- Review of the effectiveness and goodness of Silazane 50 as felt after multiple installations.
- Very strong water repellency
- Resin and rubber parts regain the blackness they had when new.
- Really easy to install, no surface preparation required
- The gloss of the body is completely different before and after the installation.
- The durability is better than ever, and this was important to us.
- Overall Review Not on the same level as other DIY or store coatings.
- Introducing Silazane 50’s reputation and reviews.
- Silazane 50 There is only one very important disadvantage that I have felt after many installations.
- Comparison of Silazane 50 with EX Keeper and manufacturer’s original coating
- Why the switch from EX Keeper to Silazane 50?
- Silazane 50 Points to note when installing
- Here is the maintenance recommendation for Silazane 50
- Installation of Silazane 50 takes less than half a day.
- Features and Benefits of Silazane 50
- Comparison of 50 Silazane types Which one should I buy first?
- How to buy Silazane 50 at the lowest price
- What size is Silazane 50 purchased in?
- Chemical explanation of the curing mechanism of Silazane 50
- About the distributor Japan Lighting
- summary
Review of the effectiveness and goodness of Silazane 50 as felt after multiple installations.
Silazane 50 is an authentic glass coating based on polysilazane.
I have installed it on a total of four cars, including a used Fit(Jazz) and Civic. I will focus on the results.

If I had to review Silazane 50 in a few words, I would say,
Very strong and durable coating agent at a low price.
Nothing is more complete, easier to install, and less than 1000 yen.
The following points, we feel, are very significant advantages.
- Tremendous water repellency and water droplets roll off.
- The gloss of the body is different before and after the installation.
- No surface preparation is required at the time of installation.
- Very easy to install and few precautions are required.
- Wiping up the car wash becomes so much easier.
- The stiff durability of polysilazane, a high-grade component


A 5-layer coating Diamond 200, a very strong version of Silazane 50, is also applied.
Very strong water repellency
Silazane 50 provides very strong water repellency.
- Ease of seeing at night in the rain is unparalleled.
- On rainy days, if you step on the brake, water falls from the roof like a waterfall (inertia).
- Demonstrates its power in car washing
- Wiping down a car wash takes only 5 minutes with a blower.
- Excess water droplets need to be wiped off, but no need to wring out the towel
I applied it to a used Fit(Jazz) and honestly did not expect such a difference without surface preparation.

Resin and rubber parts regain the blackness they had when new.

This is a major advantage of the Silazane 50 series, which can be applied to the entire body. One year after the installation, we noticed the great effect of the product.
Resin and rubber parts are shiny black.

Maintains the blackness and deep gloss of a new car.
This is a major advantage of the Silazane 50 series because EX Keeper does not offer full-body installation.

Really easy to install, no surface preparation required

This is where it differs greatly from other DIY coatings. Just wash the car, apply, and let dry.
In particular, the 2-hour drying time is very short and reduces the possibility of a sudden rainstorm ruining the product.
It is possible to obtain intense water repellency without the need for troublesome work such as iron powder removal and polishing.

The gloss of the body is completely different before and after the installation.

Although the installation was done on a standard without any body coating, the body has a solid shine.
The gloss gradually began to appear during the construction.
The car was delivered used and without coating, and the body surface is not in good condition, but this is the power.

The durability is better than ever, and this was important to us.
The difference between coatings is in their durability.
Even if the coating has strong water repellency immediately after installation, one day every month is taken for installation if the coating is ruined in a month. This makes the cost performance very poor.
However, Silazane 50 was able to maintain water repellency on a yearly basis. Even today, it maintains water repellency as it did immediately after installation.
On the other hand, even EX Keeper, which costs ¥130,000, does not keep water repellent for a year, so this result is extremely excellent for a ¥8,800 coating.
It looks like just after the construction.
Sustainability is not a problem at all.
The only real disadvantage with this is the high price.

Overall Review Not on the same level as other DIY or store coatings.

The level of Silazane 50 as a coating is the highest class of store installation.
Frankly, I can no longer think of anything else but this coating. It is that cost-effective.
I have constructed on 5 units as follows.
Price (yen) | Coatings Review Articles | ||
Jazz3 (used) | Silazane 50 | 8800~ | this article |
N-BOX (used) | Silazane 50 Overcoating Kit | 15840~ | this way |
Jazz4 (used) | Overcoating Kit + Top Coat Kit | 15800~ +1,840 11840~~ | this way |
Civic Hatchback | Silazane 50 Diamond Plus | 55000~ | this way |
civic | Silazane 50 Diamond 200 | 77000~ | this way |
I will no longer install store applied coatings including EX Keeper because they were not durable enough for the price. (One year durability of coating over 100,000 yen is too bad.)
The level of difference from other coatings really fits the word “cloud”.

Introducing Silazane 50’s reputation and reviews.
Silazane 50 won the annual Grand Prize in the Car Care Coat category of the Minkara Minkara Parts of the Year 2024 for the second year in a row.

Not many coatings are so well received because their effects are genuine.
It is a very popular product with an overall rating of 4.65 stars. More than 80% of these ratings are 4,5 stars.

I personally have never seen such a highly effective coating agent before, and I am hooked.

Reviews of good and great water repellency
More than 9.50% of the more than 4,000 cases are highly rated Silazane 50.
With a 5-star rating over 70% of the time, I would certainly recommend this coating.
I had a coating applied at the dealership when I took delivery of the car, but it didn’t last three years and was ruined.
from Rakuten
It cost 100,000 yen. That’s when I came across Silazane 50.
And what’s more, it’s easy, even if there is rainfall from 2 hours after the application.
In the morning, night dew will occur, which is absolutely impossible to deal with for parking in the open air without a carport.
It’s only been about a month since the coating was applied, but it’s still a bee stinging water repellent.
I bought this product to apply to my new car. I wanted to use a glass coating on my new car, so I did some research and decided on this product, which has a good reputation on social networking sites. I was very impressed with the quality of the product and the price.
optimism
The short drying time is very beneficial for blue-air parking, he said.
Night dew is a natural enemy,..,
I also felt it when I applied it, but the water repellency is half as good, and there is plenty of solvent to apply it carefully.
Two coats are also highly recommended to increase gloss and water repellency.

The notes hereup are explained in this article.
Reviews of bad and disappointing
Only about 1% of the respondents have a low rating (2 stars or less) on Rakuten.
It has been a year since I wrote this article and only 2 low ratings have increased. (+200+ reviews overall)
The water repellent effect disappeared after about 3 days.
from Rakuten
Was it a bad installation? I am disappointed because it was an expensive purchase.
I washed my car after driving in snow and snow-melting chemicals during a trip back to snowy areas.
from Rakuten
(around the tire house, rear bumper, etc.), the water repellency was clearly degraded.
Regarding snow-melting agent, I have been covered in snow and snow-melting agent, but as long as the snow-melting agent is thoroughly removed by washing the car, the water repellency is not affected. It just looks like the water repellency is gone when the ingredients of snow-melting agent are on the surface.
In addition, it is fundamental to perform maintenance well, so it should be carried out.
It is more cosmetic to apply a top coat of Silazane 50 for maintenance.
The author installed on a total of 5 units. The reason is the best cost performance.

Even the base grade Silazane 50 was as effective as this. Of course, durability is not a problem, and if the car is washed regularly, the water repellent effect will last for a year. (Glass is durable for 3 years)

Because the base Silazane 50 was so awesome, we stripped off the EX Keeper and applied Silazane 50’s top grade Diamond 200. (I was curious to see how well it would work)

There are almost no coatings that can produce this water repellent angle. Silazane 50 is definitely recommended.
Price (yen) | Coatings Review Articles | ||
Jazz3 (used) | Silazane 50 | 8800~ | this article |
N-BOX (used) | Silazane 50 Overcoating Kit | 15840~ | this way |
Jazz4 (used) | Overcoating Kit + Top Coat Kit | 15800~ +1,840 11840~~ | this way |
Civic Hatchback | Silazane 50 Diamond Plus | 55000~ | this way |
civic | Silazane 50 Diamond 200 | 77000~ | this way |
In total I have employed it on 5 cars. I will be applying Diamond Plus to another car in the near future.
It is easy to install, does not fail, is highly effective, and above all, inexpensive.
I honestly wouldn’t ask for it again at a dealership or store.

Silazane 50 There is only one very important disadvantage that I have felt after many installations.

Disadvantages exist even with Silazane 50. However, only with respect to construction.
- Failure due to water damage during curing (most important)
These are the only disadvantages you should know about when choosing Silazane 50.
“If it doesn’t fail,” there are no fundamental disadvantages, such as, less effective, less durable, etc.
If applied properly and maintained accordingly, the effect is comparable to EX Keeper.

Very important Failure due to water damage during construction.
This is the only substantial disadvantage of Silazane 50.
Special care should be taken during installation and for 2 hours after installation, as water damage is strictly prohibited.
First, let’s be thorough here.
- Thoroughly wipe down the car wash.
- Wipe with a dry towel as soon as it gets wet
- Construction in the morning on a sunny day
On the other hand, if you keep this point, you will not fail.
Silazane 50 chemically reacts with moisture in the air to form glass.
Therefore, if water is not needed, it can form in a snore (see image above), or the components can be washed away in the first place.
I would hate to see a 10,000 yen coating fail, indeed,
- Drying time depends on temperature and humidity (3 hours is good)
- Be careful of condensation and night dew (try to install from the morning of a sunny day)
Be very careful with these two points in particular, because of the pitfalls.

Here is a more in-depth look at the disadvantages and cautions.
Comparison of disadvantages with other commercial coatings
When comparing the disadvantages to common coatings, it ultimately comes down to cosmetics.
If you do not carefully assess the materials, you will have to repeat the construction process once a month.
Below we have made a comparison chart of the disadvantages.
Silazane 50 | DIY Other than Silazane 50 | Store construction | |
cost | symbol used as a placeholder (either because a number of other words could be used in that position or because of censorship) | ‘good work’ (equiv. of silver star awarded to children at school) | ×x-mark (used to indicate an incorrect answer in a test, etc.) |
water repellency | ‘good work’ (equiv. of silver star awarded to children at school) | ×x-mark (used to indicate an incorrect answer in a test, etc.) | ‘good work’ (equiv. of silver star awarded to children at school) |
durability | ‘good work’ (equiv. of silver star awarded to children at school) | ×x-mark (used to indicate an incorrect answer in a test, etc.) | symbol used as a placeholder (either because a number of other words could be used in that position or because of censorship) |
Curing time | 2 hours | 6~12 hours | 12~24 hours |
Difficulty of construction | symbol used as a placeholder (either because a number of other words could be used in that position or because of censorship) | △ Depends on the thing | ◎◎ Deposit only |
Unevenness of construction | ○ ○ Amateur difficult to become | ×x Can be uneven can be prone to unevenness | △ Vendor’s level Depends on the level of |
word of mouth | Endurance. | Some things are not durable at all. Some things do not durably endure at all. | Not worth the price Not durable |
The initial investment of 8,800 yen is a bit high,
Curing time | Real water repellent durability period | Price (yen) | raw materials | |
BolaSolution P17 | 6 hours | Within 1 month | 4980 | Glass-based Siloxane |
Car wash while washing Asura | 2 hours | 2 weeks | 7410 | wax (for polishing) |
Silazane 50 | 2 hours | 1 year | 8800 | Glass Polysilazane |
Pika Pika Rain | 2 hours | ? | 9976 | Glass-based Silopolixane (generic name) (siloxane + polysilazane (hybrid of siloxane and polysilazane) |
EX Keeper | More than 12 hours | 1 year | 130000 | Glass-based Polysilazane |
Considering the durability period and price, the cost performance is the strongest.

Comparison of Silazane 50 with EX Keeper and manufacturer’s original coating

We currently have different coatings on each of our cars, so I will compare them.
Please watch this video first, EX Keeper and Hydrophobic are regularly maintained.
This section summarizes the characteristics, durability, and cost of the coatings.
Many reviewers say that store-built products such as EX Keeper and Hydrophobic have poor durability for the price.
Silazane 50 | EX Keeper | hydrophobic | |
water repellency | ‘good work’ (equiv. of silver star awarded to children at school) | ‘good work’ (equiv. of silver star awarded to children at school) | symbol used as a placeholder (either because a number of other words could be used in that position or because of censorship) |
durability | 3-year durability | 6-year durability | 5-year durability |
cost | 8800 yen | 130000 yen | 80000 yen |
Difficulty of construction | DIY | store | Dedicated maintenance area |
Maintenance cost (years) | 8800 yen | 27,000 yen | 17,600 yen |
Surface layer component | organopolysilazane | Organic film VP326 | inorganic polysilazane |
water spot | difficult (to make, break, etc.) | difficult (to make, break, etc.) | easily formed |
Years elapsed since the last | 0 year | 1.5 years | 4 years |
Durability Reviews | Good holdup for the price | Not durable for the price | not possessing |
Durability and running cost are important factors in determining the quality of a coating, as well as its water repellency.

Why the switch from EX Keeper to Silazane 50?
The main reason I switched from EX Keeper to Silazane 50 was cosmetic and running costs.
I felt that the following four points made a huge difference in the cosmetics market.
- The cost is significantly sylazan 50
- Construction cost
- maintenance cost
- Effectiveness and durability are almost the same
- No difference in water repellency
- Dedicated yearly maintenance is mandatory for both.
- EX Keeper is superior in film thickness
- Silazane 50 is predominant in terms of material quality.
EX Keeper and Silazane 50 are evenly matched in water repellency
Below is a water repellent image of EX Keeper and Silazane 50, not much difference.


The color of the body makes Silazane 50 feel more water-repellent.

Silazane 50 dominates in terms of cosmetics.
There is no difference in water repellency and durability, and we feel that Silazane 50 is an excellent choice because the material is high quality and yet inexpensive.
Silazane 50 | EX Keeper | |
durability | 3-year durability | 6-year durability |
cost | 8800 yen | 130000 yen |
Maintenance cost (years) | 8800 yen | 27,000 yen |
Durability Reviews | Good holdup for the price | Not durable for the price |
- Both have a water repellent angle of over 100 degrees, and water droplets are colossal.
- Both have excellent stain resistance, and even dirt will be blown away if high-pressure washing is performed.
Diamond 200 is even more effective
The following is a comparison of the effect of EX Keeper and Silazane 50 after applying up to Diamond 200.
Diamond 200 >> EX Keeper = Silazane 50
Diamond 200 is definitely more effective than EX Keeper. It has tremendous water repellency.

We were convinced of this before the installation, which helped us make the decision to remove EX Keeper.
I have no regrets at all.

Silazane 50 Points to note when installing
Please note the following points when installing Silazane 50.
- Moisture is strictly prohibited during installation and curing
- Installation starts in the morning on a sunny day ( be careful of condensation and night dew )
- Spray and apply to the cross if it is a windy day.
- Drying time depends on temperature and humidity
- Previous coating needs to be removed
The most important part is that water is strictly prohibited.
Naturally, this should be done on a sunny morning. Wind can be strong.
A water purification machine would be useful.
Two common failures

There are several examples of failures on the internet reviews. Two of the most common are as follows.
- Water damage during installation and curing
- Forgetting to add a hardening accelerator
Be really careful about water damage. (See this article for the disadvantages)

Here is the maintenance recommendation for Silazane 50
Any coating requires maintenance.
The following methods are recommended for maintenance.
- Regular car wash (general car shampoo is OK)
- Top coat of glass film (Silazane 50 top coat)
- Special maintenance agent after sufficient top coat of glass
Silazane 50 is a coating that can be applied in layers.
Layers upon layers of glass film smooth the unevenness of the surface. As a result, water is less likely to be trapped and the water repellent effect is improved.
Apply Silazane 50, and if you like the effect, apply further layers to create a strong coating.
- Overcoat kit + Topcoat kit (4 layers) ← Applied to our car
- Overcoating kit + Diamond Plus (5 layers)
- Silazane 50 + Diamond 200 (6 layers) ← Applied to our car

Installation of Silazane 50 takes less than half a day.

The installation was so easy that even an amateur like me could do it without making any mistakes.
The coating was applied according to the following procedure
- Car wash (30 minutes)
- Wipe down (30 minutes)
- Construction (30 minutes)
- Drying (120 min.)

As I mentioned earlier, the only precaution is water damage.
Make sure there is no water, push 3~5 pushes on the cloth and wipe up a 50cm square with a squeaky wipe.
The coating agent has a rather harsh odor, so use the mask provided.

Features and Benefits of Silazane 50
Here are some of the features of the product as a product.

No coating agent is so easy, has so few weaknesses, and is so effective.
Silazane 50 can be differentiated from other coatings in generally six ways.
It is on a different level from other DIY coatings.
Cospa’s strongest genuine glass coating

Silazane 50 is a real glass coating, not a glass-based coating.
Therefore, the durability period is much longer than that of ordinary coatings.
Endurance period | Price (yen) | Base Material | |
BolaSolution P17 | 3 months | 4980 | siloxane |
Car wash while washing Asura | 1 month | 7410 | wax (for polishing) |
Silazane 50 | 3 years | 8800 | polySilazane |
Pika Pika Rain | 3 years | 12000 | polysilazane |
EX Keeper | 5 years | 130000 | *Polysilazane |
To tell the truth, polySilazane is a higher grade material than the alkoxy oligomers in Diamond Keepers.
Easy coating & no failure
Even DIY beginners can easily apply the coating.
Silazane 50 is a spray application type. It’s all the rage now.
The installation takes about 30 minutes, and the curing time is 2 hours, with water damage strictly prohibited. After that, it will be fully cured in one month.
As long as water damage is strictly prohibited during installation, there will be almost no failures.
*Shampoo car wash will be available after one week and car wash machine after one month.

Short curing time and can be applied even in winter
Water damage is strictly prohibited 2 hours, which is by far the shortest.
Many common DIY coatings prohibit water damage for 24 hours, but it is difficult to provide 24-hour protection when parking under the open sky because of the problem of night dew and condensation.
The Silazane 50 shattered that disadvantage.
Can be safely installed even in winter.
High durability for 3 years
Silazane 50 is a full-scale glass coating and is durable for more than 3 years.
If this durability is to be achieved, regular maintenance such as car washing is required, but that is the same for all coatings.
Durability and gloss over time graph ( from Zeus Clear official )


Silazane 50 constitutes a film with a higher film density (10 to several dozen times higher) than general glass coatings.
As we mentioned earlier, polysilazane is a component that is conventionally installed in specialty stores, so it is very durable.

OK to paint on glass and resin parts

Surprisingly common in DIY coatings is the use of NG except for the body.
It is simply difficult to apply if it is NG except for the body.
Without worrying about that, Silazane 50 can be used to coat quickly.
Chemically resistant to water stains
Silazane 50 is formed by layers of inorganic and organic polysilazanes.
Since the surface layer is an organic film, inorganic stains, such as water stains, tend to be relatively difficult to adhere to.
Water stains are a car’s natural enemy. ( Click here for an explanation of why water stains are so hard to get rid of.)
This is where Silazane 50 differs from typical polysilazane coatings.
These are the features and benefits of Silazane 50.
Comparison of 50 Silazane types Which one should I buy first?
Silazane 50 is available in various sets and grades.
Here are four of these types that are particularly cost-effective.
Price (yen) | article | |
Silazane 50 | 8800~ | this way |
Silazane 50 Overcoat Kit | 15840~ | this way |
Silazane 50 Diamond Plus | 55000~ | this way |
Silazane 50 Diamond 200 | 77000~ | this way |
Check the official website for rare sales at the higher (diamond) grades as well.
Silazane 50
Basic grade.
This is a good place to start, as it is at the ¥100,000 level for store construction.
In fact, it is recommended for maintenance, it is cheaper than buying a maintenance agent + water repellent revival agent and the film thickness is doubled!
Price (yen) | film | |
Silazane 50 + water repellent revival agent + maintenance agent | 19450 | one layer |
Purchase two Silazane 50s. | 17600 | two layers |

Silazane 50 Overcoat Kit
A two-layered version of the normal Silazane 50. 1 cosmetically pleasing.
This is an ideal style of coating in which highly effective coatings are layered on top of each other.
It is more cost-effective than thickening the film layer with a maintenance agent + water repellent revival agent.
Price (yen) | film | |
Silazane 50+ Water Repellent Revival Kit | 15600 | one layer |
Silazane 50 Overcoat Kit | 15800 | two layers |
Purchase two Silazane 50s. | 17600 | two layers |

Silazane 50 Diamond Plus
The normal Silazane 50 is priced at 10,000 yen, but this is a 3-layer coating for 55,000 yen.
Silazane 50 is much denser than most coatings, but Diamond Plus forms an even denser film that is incomparable.
The gloss and water repellency are still significantly different from the normal grade.
The difference between DIY installation and store installation is 10 times, and, considering, one of the strongest coating angles ever.

Silazane 50 Diamond 200
A version of Diamond Plus with two coats of the strongest level ever. If you buy Diamond Plus, I recommend this one too. I have applied it to my Civic.

The coating has a whopping 5 layers.
Durability is added to the gloss and water repellency in another dimension.
There is almost no coating that surpasses this one anymore.

We recommend the layering type, which is just as cost-effective.
What should be purchased at the same time as Silazane 50
Basically no. The necessary items are enclosed.
However, if you want to prep the surface, or if you previously had a different coating, purchase an ion deposit agent.
For example, Silazane 50 will not settle on EX Keeper. Remove the topmost water repellent layer.
- EX Keeper or other commercial products + Silazane 50 -> x
- Remove organic layer such as EX Keeper + Silazane 50 -> ○
- Silazane 50 + Silazane 50 Diamond Plus → ○
- Diamond Plus (top coat) + Silazane 50 → x
- Diamond Plus (without topcoat) + Silazane 50 → ○
The following models with Silazane 50 or Silazane 50 topcoat can be purchased at the same time

- (removal of stains, etc.) from water
- polishing
- Previous coating removal (required)
It can be used for all of these.

I recently tried using iron powder remover, but it significantly reduced the water repellent effect, so it should only be used before the coating is applied.

Wheel Coating
Zeus Clear also has wheel-specific coatings.
Of course, Silazane 50 can also be used for wheel application, but we recommend wheel-specific application for wheels.

Click here for a review of the application of wheel-specific coatings.
The effect remains the same: intense water repellency.
How to buy Silazane 50 at the lowest price
The best place to purchase is the official website, which frequently holds sales.
In addition, the official can also choose Amazon Pay for payment, which allows the use of Amazon points.
Please note the campaign period.
What size is Silazane 50 purchased in?

I installed the L size, although the one I installed this time was a fit.
I applied the paint much more carefully, but I was able to apply two coats on the hood and roof.

Basically, it is slightly larger than the recommended size.
No reviewer commented that it was not enough.
If you are a little concerned, you can buy one size larger.
Chemical explanation of the curing mechanism of Silazane 50

The effect is amazingly amazing! It is different from the others! It’s hard to understand, isn’t it? Let’s take a look at the chemistry.
As an image, the components are established as follows.

The -NH in the messy letters and the -OH change the way they attach to Si in various ways, mediated by water in the air.
[SiH2NH]+H2O+Others→SiO2+NH3+Others
Si and O stick together, N and H stick together. In this way, they are recombined little by little.
Glass (SiO2) is formed, during which ammonia (NH3) is generated and volatilized. This is the curing mechanism.
During construction, it is still smelly. It is the pungent odor of ammonia.

The result is SiO2 and a glass structure.
In addition, the following organic layers are deposited on top of the above inorganic (glass).

Surface termination (preparation of the top surface) with an organic layer or organic functional machine (the one with the “R” at the top) on the top surface will prevent the adhesion of ion deposits.
The -R in places is organic (the one with C), but is it something like -CH3 (methyl group)?
And these organic functional groups can also manipulate electrical properties such as hydrophilicity and hydrophobicity.

To learn more, please see below. It is written in a way that even elementary school students can understand.
About the distributor Japan Lighting
The distributor, Nippon Lighting, is a company that manufactures LED lights for cars, but it also develops its own coatings.
That is Silazane 50, which is overwhelmingly popular on Mincara and Rakuten.

It is a safe Japanese domestic product and has a reputation for high quality in the market.
summary
In this article, we summarize Zeus Clear Silazane 50.
The characteristics of Silazane 50 are as follows.
- Extremely easy to install and highly effective in DIY construction
- Expensive for DIY coating
- PolySilazane, the main ingredient, is used by professionals
- Water repellency comparable to EX Keeper
- Inorganic (substrate) + Organic (surface) film, making it resistant to inorganic stains (designed to resist ion deposits).
- Word of mouth is half as good.
- Highly recommended for use as a topcoat layer for those who already have a coating.
Finally, if you want the coating to last longer, perform regular car washes and other maintenance.
The official Zeus Clear with the highest discount rate is recommended for purchase.

On the official website, coating relationships are free shipping with purchases of 4,500 yen or more.
The following four types are good choices for purchase.

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