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39683 Self-Etching Primer, 20 oz Aerosol Can, Gray, 59.53% VOC

by SEM

Sale Sale
Original price $41.22
Original price $41.22 - Original price $41.22
Original price $41.22
Current price $37.94
$37.94 - $37.94
Current price $37.94
Save $3.28 (7% off)

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Self etching primer provides excellent adhesion and corrosion resistance to properly prepped steel, aluminum and stainless steel.?

Why Pros Choose SEM SEM

  • Excellent adhesion to steel, aluminum and stainless steel
  • Quick drying

How to Use

For bare steel, bare aluminum

Compatibility

Compatible substrates: Steel, Aluminum, Stainless.

Specifications

Technical specifications for SEMยฎ 39683 Self-Etching Primer, 20 oz Aerosol Can, Gray, 59.53% VOC
Part No. 39683
Product Line SEM
MFR Model 39683
Standard/Approvals California Prop65 Warning: Cancer and Reproductive Harm | GHS02 | GHS04 | GHS07 | GHS08 | OSHA HCS Hazard | VOC Compliant
Application For bare steel, bare aluminum
Manufacturer SEM
UPC 646786396830
Brand SEMยฎ
Maximum Sale Quantity 12
Maximum Sale Day 7
Solids Content 14.60%
Color Gray
Container Size (oz) 20

About SEM

SEM Products specializes in paint adhesion systems, flexible coatings, and plastic repair โ€” the go-to choice for interior and trim refinishing.

Frequently Asked Questions

What surfaces can SEM SEM be used on?

SEM SEM is compatible with Steel, Aluminum, Stainless. Always ensure the surface is properly cleaned, degreased, and sanded before application to achieve the strongest adhesion and a professional finish.

What size does SEM SEM come in?

This listing ships SEM SEM in a 20 (CN) container. Check the autofxmart catalog for other sizes and bulk pricing.

How fast does autofxmart ship SEM SEM?

Most in-stock orders for SEM SEM ship the same or next business day from our US warehouse. Expedited options are available at checkout. Freight-class items may require an additional 1โ€“2 days for carrier pickup.

Is this SEM product genuine?

Yes. autofxmart is an authorized distributor of SEM products. Every unit is factory-fresh, sealed, and backed by the manufacturer's standard warranty. If you have a concern, contact support@autofxmart.com and we will make it right.

What is the manufacturer part number (MPN) for SEM SEM?

The MPN for SEM SEM is 39683. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.

Documents & Safety

Why Buy from autofxmart

  • Authorized distributor โ€” authentic, factory-fresh stock.
  • Fast US shipping โ€” most orders ship within 1 business day.
  • 30-day returns โ€” buy with confidence.
  • Pro-shop pricing โ€” bulk discounts available on request.
  • Expert support โ€” questions? Email us at support@autofxmart.com.

In stock ยท Ships today

What Our Customers Say

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5.0 / 5.0 (1 review)
  • As described and fast shipping. The best primer in the world for aluminum. Thank you!

Technical data

Specs, cure schedule & how-to

Cure & dry schedule

  1. Flash 10 min
  2. Tape-free 1 hr
  3. Recoat 30 min
  4. Full cure 24 hr

How to apply

  1. Clean and degrease the surface, then scuff as needed.
  2. Mask off surrounding panels and trim.
  3. Mix to the product's ratio and strain.
  4. Apply 2โ€“3 even coats, flashing between each.
  5. Let cure fully before sanding, buffing, or assembly.

Specifications

Brand
SEM
Part #
39683
UPC
646786396830
Application
For bare steel, bare aluminum
Size
20
Color
Gray
Origin
US
Condition
New
Solids Content
14.60%

Compatible substrates

SteelAluminumStainless

Frequently asked

What surfaces can SEM SEM be used on?
SEM SEM is compatible with Steel, Aluminum, Stainless. Always ensure the surface is properly cleaned, degreased, and sanded before application to achieve the strongest adhesion and a professional finish.
What size does SEM SEM come in?
This listing ships SEM SEM in a 20 (CN) container. Check the autofxmart catalog for other sizes and bulk pricing.
How fast does autofxmart ship SEM SEM?
Most in-stock orders for SEM SEM ship the same or next business day from our US warehouse. Expedited options are available at checkout. Freight-class items may require an additional 1โ€“2 days for carrier pickup.
Is this SEM product genuine?
Yes. autofxmart is an authorized distributor of SEM products. Every unit is factory-fresh, sealed, and backed by the manufacturer's standard warranty. If you have a concern, contact support@autofxmart.com and we will make it right.
What is the manufacturer part number (MPN) for SEM SEM?
The MPN for SEM SEM is 39683. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.