weld through primer
Worth a lookShows low returns (0.0%), but a concentrated shelf (top 5 take 87% of clicks) keeps it on the watch list.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Conversion
Incredible12.7%search→purchase rate — share of searches ending in a sale
Avg price
Incredible$28.78avg listing price — sweet spot $15–$100
Price range
Great$13.94–$59.83cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Great298.67avg incumbent reviews — the moat a new listing must climb
Market size
Okay$262K$262K/yr · 71K searches
Growth
Okay+1.5%90-day search growth — must beat 0% to launch
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Brand share
Bad94%top-5 brand share — brand-locked demand
Competition
Bad87%top-5 click share — a locked-up shelf
According to Flapen's Amazon United States niche tracking, weld through primer is a $262K/yr Amazon United States market (71K searches/yr). The top 5 brands hold 94% of demand. Verdict: Worth a look — 50/100.
Data updated Jul 28, 2026 · scored weekly · How we score niches
weld through primer market data
- Units sold / yr
- 10K–13K
- avg 1,500–2,000/product
- Revenue / yr
- $288K–$360K
- units × avg price
- Conversion rate
- 12.7%
- Avg BSR
- #155
- Page quality
- 0%
- Prime
- 56%
- Sponsored
- 78%
- Out of stock
- 3.9%
- Avg brand age
- 79 months
- Avg seller age
- 176 days
Competition & brand share
The top 5 products capture 87% of clicks — a locked-up shelf that new listings rarely crack.Brands
7 rising
Sellers
47
Top-5 brand share
94%
Top 20: 100%
Top-5 click share
87%
Top 20: 100%
Open market
3%
- Seymour68%
- Eastwood12%
- STANIOS INDUSTRIAL SUPPLY5%
- U-POL4%
- SEM4%
- Weld-Aid3%
- Open — no brand owns it (1 brand, 3%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +1.5% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.3×
Top weld through primer search terms
- weld through primer41K/yr
- weldable primer17K/yr
- weld thru primer13K/yr
Top weld through primer products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 9 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Seymour 20-1675 PBE Professional Primer Self Etching/Weld Through Gray
Seymour$15.914.7★1,589 rev
Seymour 16-845 Primer Spray Weld Through
Seymour$17.554.7★391 rev
Eastwood Durable Organic Binders Self Etching Weld Thru Gray Aerosol Primer 16.1 oz | 1 Pack
Eastwood$32.884.6★87 rev
STANIOS INDUSTRIAL SUPPLY Seymour 20-1675 PBE Self Etching/Weld-Thru Primer Gray 15 oz Pack of 3 Corrosion-Resistant Automotive Metal Primer
STANIOS INDUSTRIAL SUPPLY$42.794.6★24 rev
U-POL Etching Primer Strong-Hold Premium Quality Primer Spray For Bare Metals With Anti-Rust Technology Gray 10 oz
U-POL$13.944.5★247 rev
Newest
by launch date
LAUCO Zinc Coat Weld-Thru Primer 15.5 oz Pack of 2 Zinc Rich Spray for Welding Anti-Corrosion Coating for Bare Metal MIG & Spot Welding Safe Fast Dry Industrial Primer 37518
LAUCO$30.021 rev
STANIOS INDUSTRIAL SUPPLY Seymour 20-1675 PBE Self Etching/Weld-Thru Primer Gray 15 oz Pack of 3 Corrosion-Resistant Automotive Metal Primer
STANIOS INDUSTRIAL SUPPLY$42.7924 rev
Eastwood Durable Organic Binders Self Etching Weld Thru Gray Aerosol Primer 16.1 oz | 2 Pack
Eastwood$59.8387 rev
U-POL Etching Primer Strong-Hold Premium Quality Primer Spray For Bare Metals With Anti-Rust Technology Gray 10 oz
U-POL$13.94247 rev
Sem 40773 zinc Based Weld Thru Primer
SEM$31.49123 rev
Trending
90-day click momentumLAUCO Zinc Coat Weld-Thru Primer 15.5 oz Pack of 2 Zinc Rich Spray for Welding Anti-Corrosion Coating for Bare Metal MIG & Spot Welding Safe Fast Dry Industrial Primer 37518
LAUCO$30.025.0★
U-POL Etching Primer Strong-Hold Premium Quality Primer Spray For Bare Metals With Anti-Rust Technology Gray 10 oz
U-POL$13.944.5★
Eastwood Durable Organic Binders Self Etching Weld Thru Gray Aerosol Primer 16.1 oz | 2 Pack
Eastwood$59.834.6★
Weld-Aid B-100 Brite Zinc Primer 12.5 oz
Weld-Aid$14.644.4★
Eastwood Durable Organic Binders Self Etching Weld Thru Gray Aerosol Primer 16.1 oz | 1 Pack
Eastwood$32.884.6★
What buyers say about weld through primer
What buyers praise and complain about, mined from review topics.What buyers love
“Good primer”
“As advertised”
“The 10 oz can is easy to use”
“The U-POL Etching Primer is an excellent choice for preparing bare metal surfaces before painting”
“dry quickly zero complaints”
“It provides great adhesion”
“Goes on clean and dries fast”
“Even Spray: The nozzle performance on this professional line is fantastic”
“Good coverage”
“Works great”
What buyers complain about
“NOT grey”
“Very poor quality product”
“Im not the best rattle can painter either”
“Cheep spray nozzle”
“if it did anything for corrosion prevention”
“Avoid- will stick open”
“Hard to weld through”
“no runs with great coverage”
“The caps on mine don't look like the ones shown in the listing”
“Color is darker than shown”
Top return reasons
Common questions
- Is weld through primer profitable to sell on Amazon United States?
- The niche generates $262K/yr across 9 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +1.5%. Flapen's verdict: Worth a look (50/100).
- How competitive is the weld through primer niche?
- 7 brands and 47 sellers compete. The top 5 products take 87% of clicks and top 5 brands hold 94% of demand.
- What do buyers complain about in weld through primer?
- Top complaints mined from reviews: Color, Quality-Overall, Paint Quality. The return rate is 0.0%.
- When does demand for weld through primer peak?
- Demand is steady year-round — the busiest month runs 1.3× the quietest.
- What does it cost to enter the weld through primer niche?
- Listings span $13.94–$59.83; the average listing price is $28.78 (sweet spot $15–$100). The average incumbent carries 299 reviews — the moat a new listing must climb.