System Three System Three SilverTip Epoxy — Mix Ratio & Calculator
Data sourced from manufacturer SDS & TDS · Last verified September 01, 2026
Share:
X
Quick Answer
System Three System Three SilverTip Epoxy mix ratio: 2:1 by volume, 2:0.93 by weight
Max pour depth: 0.25" · Full cure: 18h · Ideal temp: 72°F · Price: $70–$140/gal
⚠️ Exothermic Risk — The weight ratio (2:0.93) is NOT 1:1. Resin and hardener have different densities. Using a 1:1 scale ratio will result in incorrect curing. Always mix by weight using the ratio above.
Professional marine epoxy system for boat building, composite construction, and structural bonding. High-strength formulation with excellent moisture resistance. Preferred by professional boat builders for cold-molding, strip-planking, and fiberglass repair.
| Volume Mix Ratio (A:B) | 2:1 |
| Weight Mix Ratio (A:B) | 2:0.93 — use this for scale mixing |
| Max Pour Depth | 0.25" / 6mm |
| Ideal Temperature | 72°F |
| Full Cure Time | 18 hours |
| Viscosity | 600 cps |
| Coverage | 15 sq ft/gal |
| Average Price | $70–$140/gal (Marine & Structural market avg, 2026) |
Safety Note
The weight ratio (2:0.93) is NOT 1:1. Resin and hardener have different densities. Using a 1:1 scale ratio will result in incorrect curing. Always mix by weight using the ratio above.
The weight ratio (2:0.93) is NOT 1:1. Resin and hardener have different densities. Using a 1:1 scale ratio will result in incorrect curing. Always mix by weight using the ratio above.