| Property | Unit | Value | Test Method |
|---|---|---|---|
| Temperature range | °C | (-50 - 110) | GB/T 17794-1999 |
| Density range | Kg/m³ | 45-65Kg/m³ | ASTM D1667 |
| Water vapor permeability | Kg/(m.s.pa) | ≤0.91×10 ⁻¹³ | DIN 52 615 / BS 4370 Part 2 1973 |
| μ | - | ≥10000 | - |
| Thermal Conductivity | W/(m.k) | ≤0.030 (-20°C) | ASTM C 518 |
| ≤0.032 (0°C) | |||
| ≤0.036 (40°C) | |||
| Fire Rating | - | Class 0 & Class 1 | BS 476 Part 6 part 7 |
| Flame Spread and Smoke Developed Index | - | 25/50 | ASTM E 84 |
| Oxygen Index | - | ≥36 | GB/T 2406, ISO4589 |
| Water Absorption, % by Volume | % | 20% | ASTM C 209 |
| Dimension Stability | - | ≤5 | ASTM C534 |
| Fungi resistance | - | Good | ASTM 21 |
| Ozone resistance | Good | GB/T 7762-1987 | |
| Resistance to U.V. and weather | Good | ASTM G23 |
As a leading manufacturing and trading combo, we produce and export premium rubber foam insulation products globally. Our insulation materials have successfully achieved and passed BS476, UL94, CE, AS1530, DIN, REACH, and RoHS certification. Guaranteed high performance and reliable product quality.
Our rubber foam insulation functions effectively within a temperature range of -50°C to 110°C, making it suitable for a wide variety of HVAC, industrial, and refrigeration applications.
The insulation is designed for optimal safety, achieving Class 0 & Class 1 fire ratings according to BS 476 Part 6 and Part 7. It also maintains a 25/50 Flame Spread and Smoke Developed Index under ASTM E 84.
Yes, the material exhibits high moisture resistance with a water vapor permeability factor (μ) of ≥10,000 and a low water absorption rate of 20% by volume tested under ASTM C 209, preventing condensation and mold growth.
Our products demonstrate good fungi, ozone, and U.V. resistance tested under standards like ASTM 21, GB/T 7762-1987, and ASTM G23, ensuring long-lasting performance and structural stability even under harsh outdoor conditions.
The insulation products are fully certified and compliant with international standards including BS476, UL94, CE, AS1530, DIN, REACH, and RoHS.