High Teck 77426-4 Activator, 1 qt, Liquid, Use With: 2.1 VOC High Solids DTM Prim
Activator for use with High Teck™ 77420 Series 2.1 VOC High Solids DTM Primer/Sealer only.
High Teck™ 77426-4 Activator is a liquid catalyst designed specifically for use with High Teck's 2.1 VOC high solids DTM primer/sealers (77420, 77423, 774234). This activator enables proper crosslinking and curing of the primer system, delivering professional-grade adhesion and durability across multiple substrate types.
The activated primer system provides excellent adhesion to aluminum, e-coat, fiberglass, galvanized metal, OEM finishes, existing primer, SMC, and steel substrates. With a pot life of 2-3 hours at 77°F, technicians have sufficient working time for larger jobs while maintaining consistent application properties. The system becomes sandable in 60-90 minutes, allowing for efficient workflow progression. At 141 g/L VOC content, this activator helps maintain compliance with environmental regulations while delivering reliable performance.
Why Pros Choose High Teck Products HIT
- Excellent corrosion resistance and adhesion
Application Guide
- Ensure substrate is clean and properly prepared. Compatible with aluminum, e-coat, fiberglass, galvanized metal, OEM finishes, existing primer, SMC, and steel surfaces.
- Mix activator with compatible 2.1 VOC High Solids DTM Primer/Sealers (77420, 77423, or 774234) according to primer manufacturer's specified ratio.
- Use mixed material within 2-3 hours pot life at 77°F.
- Apply primer/sealer mixture according to primer manufacturer's specifications.
- Allow 60-90 minutes before sanding to achieve proper sandable time.
Specifications
| Part No. | 77426-4 |
|---|---|
| Product Line | HIT |
| MFR Model | NO-77426-4 |
| Standard/Approvals | California Prop65 Warning: Cancer and Reproductive Harm |
| Manufacturer | High Teck Products |
| UPC | 813834012619 |
| Brand | High Teck™ |
| Maximum Sale Quantity | 6 |
| Maximum Sale Day | 7 |
| Rubberized | No |
| Container Size (qt) | 1 |
| Form | Liquid |
| Mixing Ratio | 4:01 |
- Pot Life
- 2-3 hours at 77°F
- Sandable Time
- 60-90 minutes
- VOC Content
- 141 g/L
- Compatible Substrates
- Aluminum, E-coat, Fiberglass, Galvanized, OEM, Primer, SMC, Steel
- Use With
- 2.1 VOC High Solids DTM Primer/Sealers (77420, 77423, 774234)
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 use this activator system on?
The activated primer/sealer is compatible with aluminum, e-coat, fiberglass, galvanized metal, OEM finishes, existing primer, SMC (sheet molding compound), and steel substrates.
How long is the pot life after mixing?
Once mixed with the primer/sealer, you have 2-3 hours of working time at 77°F. Higher temperatures will reduce pot life.
When can I sand the activated primer?
The primer becomes sandable in 60-90 minutes after application, depending on temperature and humidity conditions.
What primers does this activator work with?
This activator is specifically formulated for use with High Teck 2.1 VOC High Solids DTM Primer/Sealers part numbers 77420, 77423, and 774234.
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