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| Brand Name: | Kaff Rees |
| MOQ: | 20 Cubic Meters |
| Price: | Negotiable |
| Payment Terms: | EXW/FOB/CIF |
| Supply Ability: | According to products |
This high-performance organic low-temperature thermal insulation material features excellent thermal conductivity and dimensional stability. Ideal for LNG, ethylene, cold storage, and other low-temperature industrial applications.
Polyisocyanurate (PIR) is a premium foaming material created through isocyanate and polyether polymerization. Offering superior physical and fire resistance properties compared to polyurethane, it provides exceptional thermal insulation performance with outstanding dimensional stability.
| Item | Unit | Technical Data | Test Mode |
|---|---|---|---|
| Density | kg/m3 | ≥40 | ASTM D1622 / ISO 845 |
| Thermal Conductivity | W/(m*K) |
≤0.035 (+100℃) ≤0.029 (+50℃) ≤0.025 (+10℃) ≤0.024 (0℃) ≤0.023 (-50℃) ≤0.022 (-100℃) ≤0.017 (-150℃) ≤0.016 (-170℃) |
ASTM C177 |
| Compressive Strength | kPa |
+23℃: ≥200 -165℃: ≥280 |
ASTM D 1621 |
| Tensile Strength | kPa |
+23℃: ≥320 -165℃: ≥265 |
ASTM D 1623 |
| Flame Spread Index | ﹤25 | ASTM E84 | |
| Oxygen index | ≥30 | GB/T 2406.2 | |
| Water Absorption by Vol. | % | ≤2 | ASTM D2842 |
| Water Vapor Permeability | ng/(Pa*s*m) | ≤5.5 | ASTM E96 |
| Closed Cell Ratio | % | ≥95 | ASTM D6226 |
| Lineal Thermal Expansion Coefficient | m/(m*K) | ≤70×10-6 | ASTM D696 |
| PH Value | 5.5-7 | ASTM C871 | |
| Chloride Content | ppm | ≤60 | GB/T 11835 |
| Elastic Modulus | MPa | ≤16 | ASTM D1623 |
| Service Temp. | ℃ | -196～+120 |
