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Kingflex
Kingflex
| Technical Data | |||
|---|---|---|---|
| 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 | |
"To win with quality and to be honest with reliable service" is the management theory always adhered to.
Our rubber foam insulation products are highly demanded across Europe, Russia, the Middle East, Southeast Asia, South and North America, and Australia.
Widely used in central air-conditioning pipelines, living hot water pipes, industrial low-temperature piping, and refrigeration systems.
Perfectly suited for electronics, food clean rooms, chemical plants, and major public structures where cleanliness and fire protection are paramount.
1. What is the temperature resistance range of this rubber foam insulation?
This rubber foam insulation reliably operates in a temperature range from -50°C up to 110°C, meeting the requirements of the GB/T 17794-1999 standard.
2. How does the material perform under fire safety standards?
It meets Class 0 and Class 1 fire ratings according to BS 476 Part 6 & 7 testing, and achieves a Flame Spread and Smoke Developed Index of 25/50 under ASTM E 84.
3. What is the thermal conductivity rating of this insulation?
Tested under ASTM C 518, the thermal conductivity values are ≤0.030 W/(m.k) at -20°C, ≤0.032 W/(m.k) at 0°C, and ≤0.036 W/(m.k) at 40°C, ensuring excellent thermal efficiency.
4. Is the rubber foam resistant to moisture and water vapor?
Yes, it features a water vapor permeability rating of ≤0.91×10⁻¹³ Kg/(m.s.pa) and a vapor resistance factor (μ) of ≥10000, preventing moisture ingress and condensation.
5. Can this material withstand outdoor environments and UV radiation?
Absolutely. The insulation exhibits good resistance to ozone, fungi, UV, and weathering (tested under ASTM G23, ASTM 21, and GB/T 7762-1987), ensuring long-term durability in outdoor applications.
