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Plastic Filler

Fail

Shoppers spend only $73K a year here, so Plastic Filler is a Fail.

Flapen Score
44
44 / 100
Ranks 1,524 of 2,225 DIY & Tools niches · −5 vs the category median of 49
Market size
£73K/yr49K searches / yr
90-day growth
+15.6%search demand this quarter
Competition
72%top-5 click share · 8 brands · 95 sellers

Flapen Score

Plastic Filler against its category

The dotted line is the DIY & Tools average. Past it, Plastic Filler is stronger. Inside it, weaker.

44Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Plastic Filler market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Plastic Filler 49K times last year and spent an estimated £73K. The top 5 brands take 92% of clicks. Flapen scores it 44 out of 100, a Fail.

01 · Demand

14.5% of searches ended in a purchase last week.

Shoppers searched for this 49K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 14.5% of those searches ended in a purchase. Searches in the last 90 days moved +15.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated £73K a year.

Searches, last 12 months
49K
Growth, 90 days vs prior 90
+15.6%
Conversion, latest week
14.5%
Market size, estimated
£73Ka year
Top search term
plastic weld22K searches a year

02 · Price

A sale here is worth £10.13.

Listings sell for £10.13 on average, from £4.52 to £20.13. Amazon reports units sold in ranges. This niche sold 6K to 8K a year. The average listing sells 250 to 500 of them. At £10.13 that is £3K to £5K a year per listing.

Average price
£10.13under the $15 to $100 sweet spot
Price range
£4.52–£20.13
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
6K–8K
Units per listing a year
250–500
Revenue per listing a year
£3K–£5K
Returns
0.4%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is reviews.

44% of listings pay for placement with sponsored ads. 83% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #105 within Adhesives & Sealers. It carries 3,855 reviews at 4.46 stars, so a new listing needs social proof before a better product.

Sponsored listings
44%
Prime listings
83%
Out of stock, average day
0.0%
Average rank
#105in Adhesives & Sealers
Average rating
4.46 starsAmazon United Kingdom average 4.36 stars
Average reviews
3,855per listing
Listings tracked
18

04 · Newcomers

Amazon counts 1 of last year's 1 launches as successful.

1 products launched here in the last 12 months. Amazon counts 1 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 46 months on average, so the names here are settling in.

Launched, last 12 months
1
Successful launches
1Amazon's first-year sales bar
Average brand age
46 months

Products

Top Plastic Filler products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Competition

Competition: brands, sellers & click share

The top 5 products take 72% of clicks. A locked shelf that new listings rarely crack.

£0£7K£15K£22K£29K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

8 flat

Sellers

95

Top-5 brand share

92%

Top 20: 96%

Top-5 click share

72%

Top 20: 100%

Open market

5%

  • J-B Weld79%
  • Mytovosn4%
  • --4%
  • GORILLA4%
  • Ema3%
  • ADVANCEDSIL3%
  • Open — no brand owns it (2 brands, 5%)

Demand

Plastic Filler search demand

Weekly searches over the year, seasonality beneath. Pick a range.

2K1KPrime Day '26OctNovDecJanFebMarAprMayJunJul

No pronounced peak months · busiest ÷ quietest = 1.8× · 10 of 12 months tracked

Search terms

Top Plastic Filler search terms shoppers use

The exact words shoppers type, with yearly volume, growth, and conversion.

  • plastic weld22K/yr
  • jb weld plastic bonder17K/yr
  • jb weld plastic5K/yr
  • jb plastic weld3K/yr
  • plastic weld glue3K/yr

Reviews and returns

What reviews say buyers love and hate about Plastic Filler

What buyers praise, what they complain about and why they send it back, from the reviews.

Complain

Adhesion/Stickiness20%+0.09

Terrible glue

super glue had failed

Rubbish glue

Functionality-Overall13%−0.16

basic operation failed

Didn't work

doesnt work properly

Durability6%−0.06

It broke again

Only held for a short while

Does not hold

Assembly/Installation6%−0.06

the setting time was definitley not 5 minutes

Terrible product,20 minutes later still not set

Takes for ever to set

Hard Feel5%−0.03

Hardens in bottle

it set hard

difficult to open

Love

Adhesion/Stickiness16%+0.09

sticks real good

Great glue strength

Overall, the adhesive itself is excellent,

Quality-Overall16%+1.24

Astonishing product

Excellent Quality

As good as premium priced brands

Value For Money12%+0.88

Worth it

Good price

Good value for money

Ease Of Use9%+0.14

It is easy to mix and apply, making it convenient for quick fixes around the house

Very handy

Easy to use

Advertised Vs Actual Product8%+0.87

Does the job nicely

Worked fine - did the job I wanted

As described

Return

0.4% Return rate 14% Fixable by listing

Functionality-Overall23%▅██▅▄▄

basic operation failed

Didn't work

doesnt work properly

Adhesion/Stickiness13%▅▄▃▂▃█

Terrible glue

super glue had failed

Rubbish glue

Defective Material/Parts7%▇▂▄██▁
Color7%▁▂█▂▃▁
Maintenance And Repair7%▇█▃▆▅▄

FAQ

Common Plastic Filler questions

Answered from the same tracked data.