Euclid Dural 452 MV is a moisture-tolerant epoxy resin, specifically engineered to excel in environments where moisture resistance is paramount. It serves as a dependable bonding agent and coating, effectively safeguarding structures from the damaging effects of moisture.
Dural 452 MV is a two-component, 100% solids, moisture-insensitive, high-modulus epoxy adhesive and binder for concrete and steel. The 1:1 mix ratio simplifies dosing, the medium viscosity wets substrates well, and the system develops very high bond and mechanical strengths. Use neat for bonding and anchoring or blend with silica sand to produce a durable epoxy repair mortar.
| Packaging (this item) | 2 gallon unit (Parts A and B) |
| Mix Ratio (by volume) | 1:1 |
| Mixed Viscosity | ~4,400 cP (ASTM D2556) |
| Gel Time | ~35 minutes (ASTM C881) |
| Bond Strength to Concrete | 2 days: ~2,300 psi; 14 days: ~2,590 psi (ASTM C882) |
| Compressive Yield / Modulus | ~12,500 psi / ~625,000 psi (ASTM D695, 7 days) |
| Tensile Strength / Elongation | ~7,500 psi / ~1.2% (ASTM D638, 7 days) |
| Heat Deflection Temperature | ~120°F (ASTM D648) |
| Water Absorption (24 hr) | ~0.2% (ASTM D570) |
| Linear Shrinkage | ~0.002 (ASTM D2566) |
| Open Time for Fresh-to-Hardened Bond | Typically 3–4 hours at 75°F while still tacky |
| Coverage (bonding agent) | ~60–80 ft²/gal depending on texture |
| Epoxy Mortar Mix | 3:1 by volume, 20/40 silica sand to mixed resin |
| Shelf Life | 2 years in unopened containers |
| Standards | ASTM C881 Types I, II, IV, V; Grade 2; Class C. AASHTO M235. |
How do I prepare the surface?
Substrates must be sound, clean, and dry. Mechanically roughen concrete to a CSP profile and remove dust. For steel, prepare to a near-white finish (SSPC SP10).
What is the recommended mixing method?
Pre-mix Parts A and B separately, then combine 1:1 by volume and mix 3–5 minutes with a low-speed drill and appropriate paddle. Avoid entraining air.
How is it used as a bonding agent for fresh concrete?
Apply to the prepared substrate by brush, roller, squeegee, or spray, and place new concrete while the epoxy is still tacky. Do not place concrete over dried epoxy.
Can I anchor dowels with Dural 452 MV?
Yes for vertically aligned anchors set into horizontal substrates. Do not use for horizontal or overhead anchoring. Follow hole sizing and embedment guidance.
How do I make an epoxy mortar?
Mix the resin, then add clean, dry 20/40 silica sand at about 3 parts sand to 1 part mixed epoxy by volume. Place in lifts up to about 1.5 in.
Temperature limits?
Apply and cure between about 50°F and 90°F. Warmer temperatures shorten working time.
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