SCIGRIP / Arjay Technologies

"We're Sticking with Arjay"

“Arjay products, like 7121 Vinyl Ester, are at the foundation of our commitment to building the best custom boats for our customers.”

Adam Rolewski, General manager
Dorado Custom Boats

This is The Future of Performance Bonding

In formulating some of the composite industry’s strongest bonding compounds, we’ve always kept a focus on the future and what’s next.  And now that we’ve combined our 40+ years of experience with SCIGRIP’s, we are able to provide the right solution for nearly every case.  Let us show you the future and help you build your best boats!

NEW!  Fiberglass Mold Repair

SG5000 Mold Repair

Fiberglass mold repair just got faster and easier. Rapid cure times means molds can be back in production in hours instead of days.

Stringer to Hull | Bulkhead Bonding

7121 Vinyl Ester

One of our most popular compounds, our versatile 7121 will quickly become your go-to for your most critical bonds.

Multi-Substrate | Structural Bonds


SG230 Marine Structural

Minimal suface prep, flexible working times, and reduced emissions mean a tough, nearly odorless bond on your terms.





J-Core 4501


When used in hardtops, can help significantly reduce the overall weight of the boat

Multiple Viscosities Available

Use 4501 HV and XHV to control the flow of regular J-Core to prevent ingress into cavities meant for electronics, etc.

COVID-19: Statement from the President on continuity and safety