Stone Coat Stone Coat Countertop Epoxy — Mix Ratio & Calculator
Data sourced from manufacturer SDS & TDS · Last verified September 01, 2026
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Quick Answer
Stone Coat Stone Coat Countertop Epoxy mix ratio: 1:1 by volume, 1:0.90 by weight
Max pour depth: 0.125" · Full cure: 24h · Ideal temp: 70°F · Price: $55–$110/gal
⚠️ Exothermic Risk — The weight ratio (1:0.90) 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.
High-build epoxy specifically formulated for countertop refinishing. Self-leveling with excellent adhesion to stone, concrete, and wood.
| Volume Mix Ratio (A:B) | 1:1 |
| Weight Mix Ratio (A:B) | 1:0.90 — use this for scale mixing |
| Max Pour Depth | 0.125" / 3mm |
| Ideal Temperature | 70°F |
| Full Cure Time | 24 hours |
| Viscosity | 2000 cps |
| Coverage | 20 sq ft/gal |
| Average Price | $55–$110/gal (Surface Coating market avg, 2026) |
Safety Note
The weight ratio (1:0.90) 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 (1:0.90) 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.
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