| 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 | |


Kingflex have a sound and strict Quality Control System. Every order will be checked from raw material to the final product. To keep stable quality, we Kingflex make out our own testing standard, which is higher requirements than testing standard in domestic or abroad.
We have a very professional forwarder with 10 years' cooperation relationship, always we can supply the most competitive sea freight to lower your shipping cost.