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| Type | Type | Thickness (mm) |
Coating Weight (both sides, g/m2) |
Post-Treatment | Base Steel Corrosion Onset Time (CCT) |
Predicted Service Life (Salt Damage Environment) |
|---|---|---|---|---|---|---|
| Ternary Alloy Coating |
PosMAC (POSCO) |
2 | 140 | Cr | 1.920Hr | 50 yrs |
| 2 | 350 | Cr·free (NB) | 3.700Hr | 100 yrs | ||
| Conventional Material | GI(H) (POSCO) |
2 | 600 | Cr | 960Hr | 25 yrs |



| Item | Insulation | |
|---|---|---|
| Compressive Strength ( N/㎠ ) | 18 or higher | |
| Flexural Breaking Load (N) | 35 or higher | |
| Thermal Conductivity (avg. temp. 23±2℃) (W/m·K) | Initial Thermal Conductivity | 0.028 or lower |
| Long-Term Thermal Conductivity | 0.030 or lower | |
| Water Vapor Permeance (per 25mm thickness) (ng/m2·s·Pa) | 146 or lower | |
| Combustibility | Burning time within 120 seconds, with a burn length of 60mm or less |
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