Overview
Built for the job.
NR/SC WHITE HIGH BUILD EPOXY PRIMER
The NR/SC White High Build Epoxy Primer from High Teck Products is a two-component epoxy primer designed for professional collision repair applications. This high-build formulation provides excellent surface preparation and corrosion protection on aluminum, steel, and existing primer substrates, making it ideal for panel repairs and full vehicle refinishing projects.
Mixed at a 1:1 ratio with 7603 catalyst, this primer offers exceptional working time with an 8-hour pot life for large jobs. The primer flashes in 15 minutes under ambient conditions or 30 minutes when force-dried at 140°F, allowing for efficient workflow management. With a VOC content of 458.69 g/L, ensure adequate ventilation and use appropriate respiratory protection during application and curing.
Why Pros Choose High Teck Products HIT
- NR/SC WHITE HIGH BUILD EPOXY PRIMER
Application Guide
- Prepare substrate surface ensuring aluminum, primer, or steel is clean and properly abraded for adhesion
- Mix 1 part 7600 series primer with 1 part 7603 activator thoroughly; mixed material has 8 hour pot life
- Apply primer in thin, even coats to prepared substrate
- Allow 15 minutes flash time between coats at room temperature
- For accelerated cure, flash 30 minutes at 140°F before topcoating or sanding
Compatibility
Compatible substrates: Epoxy Primer.
Compatible paint systems: Epoxy.
Specifications
| Part No. | 7602-4 |
|---|---|
| Product Line | HIT |
| Manufacturer | High Teck Products |
| UPC | 813834016976 |
| Rubberized | No |
- Mix Ratio
- 1 part 7600 series with 1 part 7603
- Flash Time
- 15 minutes / 30 minutes at 140°F
- Pot Life
- 8 hours
- VOC
- 458.69 g/L / 3.83 lb/gal
- Compatible Substrates
- Aluminum, primer, steel
About High Teck Products
High Teck Products is a trusted manufacturer of professional auto body and refinish products used by collision repair shops and restoration specialists across North America.
Frequently Asked Questions
What surfaces can I apply this primer to?
This high build epoxy primer is compatible with aluminum, existing primer, and steel substrates.
What's the mixing ratio for this product?
Mix 1 part 7600 series primer with 1 part 7603 activator for proper application.
How long is the flash time before I can apply topcoat?
Allow 15 minutes flash time at room temperature, or 30 minutes when force dried at 140°F.
How long do I have to use the mixed product?
Once mixed, you have 8 hours of pot life to apply the primer before it becomes unusable.
What's the VOC content of this primer?
This primer has a VOC content of 458.69 g/l (3.83 lb/gal), so ensure adequate ventilation and follow local air quality regulations.
Documents & Safety
Why Buy from autofxmart
- Authorized distributor — authentic, factory-fresh stock.
- Fast US shipping — most orders ship within 1 business day.
- 30-day returns — buy with confidence.
- Pro-shop pricing — bulk discounts available on request.
- Expert support — questions? Email us at support@autofxmart.com.
Cure & dry schedule
Timing at 77°F
Pot Life
8 hours
Flash
30 minutes
To topcoat
60 minutes
To sand
Overnight
Flash before force-dry
15 minutes
Force-dry
30 minutes at 140° F
How to apply
Steps
1Clean and degrease the surface, then scuff as needed.
2Mask off surrounding panels and trim.
3Mix to the product's ratio and strain.
4Apply 2–3 even coats, flashing between each.
5Let cure fully before sanding, buffing, or assembly.
Specifications
Full data
Frequently asked
Good to know
High Teck Products HIT is compatible with Epoxy Primer. Always ensure the surface is properly cleaned, degreased, and sanded before application to achieve the strongest adhesion and a professional finish.
Most in-stock orders for High Teck Products HIT ship the same or next business day from our US warehouse. Expedited options are available at checkout. Freight-class items may require an additional 1–2 days for carrier pickup.
Yes. autofxmart is an authorized distributor of High Teck 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.
The MPN for High Teck Products HIT is 7602-4. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.
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