1380 - Medium Modulus Resin

Medium Modulus Epoxy Resin –  

Medium viscosity, semi-flexible epoxy resin modified for added adhesion properties and improved flexibility. Quickly wets reinforcement materials. 100% solids, highly resistant to crystallization in cold environments. Light amber color. No VOCs and DOT non-regulated. 

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Suggested Uses

Flexible coatings, filled compounds, hand lay up laminating, adhesives.

Properties of Rhino 1380 Epoxy Resin (neat)

Viscosity:1,800 - 2,200 cps
EEW:230 - 240
Color:Light amber liquid
Weight/Gal:9.4 lbs


Recommend Rhino 1380 be used between 65° – 85°F (product and ambient temperatures). Use below 45°F requires special hardener selection, consult with Rhino sales personnel for low temperature recommendations. Remove all surface contaminates such as water, dirt, rust, and petroleum products. Mold surfaces must be waxed or otherwise “released” prior to epoxy application. All Rhino curing agents are compatible with Rhino 1380 so proportion resin and hardener in accordance with the selected Rhino hardener. Mix resin and hardener for 3 – 5 minutes being certain to scrape the bottom and sides of the mixing container. Mix no material than may be applied before the expiration of the pot life.


Rhino 1380 cures overnight at typical ambient temperatures (65° – 85°F) with full properties developing in 7 days, see hardener data for specific cure schedules and properties.

How Supplied

9lb Gallons, 45lb Pails, 500lb drums and 3,175lb Tote Bins (net weights). FOB San Diego, CA.


Rhino Equipment
Civil Engineering
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