Corrosion Block
FailThe top 5 brands take 98% of clicks, so Corrosion Block is a Fail.
- Flapen Score
- 44 / 100Ranks 5,081 of 7,287 Automotive niches · −5 vs the category median of 4944
- Market size
- $34K/yr13K searches / yr
- 90-day growth
- +18.6%search demand this quarter
- Competition
- 78%top-5 click share · 6 brands · 126 sellers
Flapen Score
Corrosion Block against its category
The dotted line is the Automotive average. Past it, Corrosion Block is stronger. Inside it, weaker.
Market
The Corrosion Block market on Amazon at a glance
Shoppers on Amazon United States searched for Corrosion Block 13K times last year and spent an estimated $34K. The top 5 brands take 98% of clicks. Flapen scores it 44 out of 100, a Fail.
01 · Demand
An estimated 8.6% of those searches ended in a purchase.
Shoppers searched for this 13K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 8.6% of those searches ended in a purchase. Searches in the last 90 days moved +18.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated $34K a year.
- Searches, last 12 months
- 13K
- Growth, 90 days vs prior 90
- +18.6%
- Conversion, latest week
- 8.6%
- Market size, estimated
- $34Ka year
- Peak month
- April1.6× the quietest month
- Top search term
- corrosion block8K searches a year
02 · Price
A sale here is worth $29.75.
Listings sell for $29.75 on average, from $14.76 to $87.50. Amazon reports units sold in ranges. This niche sold 2K to 2K a year. The average listing sells 0 to 100 of them. At $29.75 that is $0 to $3K a year per listing.
- Average price
- $29.75inside the $15 to $100 sweet spot
- Price range
- $14.76–$87.50
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 2K–2K
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$3K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
79% of listings pay for placement with sponsored ads. 43% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #320 within Finishing. It carries 839 reviews at 4.72 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 79%
- Prime listings
- 43%
- Out of stock, average day
- 0.0%
- Average rank
- #320in Finishing
- Average rating
- 4.72 starsAmazon United States average 4.42 stars
- Average reviews
- 839per listing
- Listings tracked
- 14
04 · Newcomers
0 of last year's 4 launches cleared the first-year sales bar.
4 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 151 months on average, so the names here are established.
- Launched, last 12 months
- 4
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 151 months
Products
Top Corrosion Block products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 8, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Corrosion Block 12-Ounce Aerosol with Microfiber Towel
- Price
- $25.81
- Rating
- 4.5/5
- Reviews
- 8
- Age
- 9mo ago

Corrosion Block 4 Ounce Spray
- Price
- $16.20
- Rating
- 5.0/5
- Reviews
- 2
- Age
- 8mo ago

Corrosion Block 32oz Bottle w/Pump - Non-Hazmat Non-Flammable & Non-Toxic
- Price
- $37.67
- Rating
- 4.8/5
- Reviews
- 75
- Age
- 9y ago

H&H CB12 Corrosion Block 12-Ounce Aerosol Can
- Price
- $23.50
- Rating
- 4.8/5
- Reviews
- 494
- Age
- 19y ago

Corrosion Block One Gallon Bottle
- Price
- $87.50
- Rating
- 5.0/5
- Reviews
- 34
- Age
- 9y ago
Trending
estimated 90-day click momentum
Corrosion Block 4 Ounce Spray
- Price
- $16.20
- Rating
- 5.0/5
- Reviews
- 2
- Age
- 8mo ago

Corrosion Block 12-Ounce Aerosol with Microfiber Towel
- Price
- $25.81
- Rating
- 4.5/5
- Reviews
- 8
- Age
- 9mo ago

Corrosion Block 4 oz Spray (2-Pack)
- Price
- $27.19
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 8mo ago

BOESHIELD T-9 Rust & Corrosion Protection/Inhibitor and Waterproof Lubrication 12 oz.
- Price
- $20.50
- Rating
- 4.7/5
- Reviews
- 5,494
- Age
- 24y ago

Corrosion Block One Gallon Bottle
- Price
- $87.50
- Rating
- 5.0/5
- Reviews
- 34
- Age
- 9y ago
Newest
by launch date
Corrosion Block 4 Ounce Spray
- Price
- $16.20
- Rating
- 5.0/5
- Reviews
- 2
- Age
- 8mo ago

Corrosion Block 4 oz Spray (2-Pack)
- Price
- $27.19
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 8mo ago

Corrosion Block 12-Ounce Aerosol with Microfiber Towel
- Price
- $25.81
- Rating
- 4.5/5
- Reviews
- 8
- Age
- 9mo ago

Corrosion Block 12 oz Aerosol Can (2-Pack)
- Price
- $50.19
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 9mo ago

Corrosion Block 32oz Bottle w/Pump - Non-Hazmat Non-Flammable & Non-Toxic
- Price
- $37.67
- Rating
- 4.8/5
- Reviews
- 75
- Age
- 9y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 78% of clicks. A locked shelf that new listings rarely crack.
Brands
6 rising
Sellers
126
Est. top-5 brand share
98%
Top 20: 100%
Est. top-5 click share
78%
Top 20: 100%
Open market
0%
- ACF-5056%
- Corrosion Block18%
- Helly Hansen12%
- CorrosionX6%
- Boeshield6%
- WD-40 Specialist2%
- Open — no brand owns it (0%)
Demand
Corrosion Block search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.6×
Reviews and returns
What reviews say buyers love and hate about Corrosion Block
We read the reviews and the return reasons for every product selling here.
“it is pretty expensive”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
15 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Corrosion Block questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









