| 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 we always adhere to.
Our rubber foam insulation products are selling well in Europe, Russia, the Mid East, Southeast Asia, South and North America, Australia.
Rubber foam products are widely used in the central air-conditioning system pipelines and equipment, living hot water pipers and equipment, industrial low-temperature piping and equipment, as well as refrigeration system ,in particular ,apply in electronics, food clean ,chemical plant and important public buildings where need higher requirement of cleanness and fire performance demanding.
Frequently Asked Questions
What is the operating temperature range of your rubber foam insulation?
Our rubber foam insulation operates efficiently within a temperature range of -50°C to 110°C, as tested under the GB/T 17794-1999 standard.
What are the fire safety ratings of the rubber foam insulation products?
The products achieve Class 0 & Class 1 fire ratings according to BS 476 Part 6 & Part 7 standards, and meet the 25/50 Flame Spread and Smoke Developed Index under ASTM E 84.
How does the insulation perform against moisture and water vapor?
It features excellent moisture resistance with a water vapor permeability of ≤0.91×10⁻¹³ Kg/(m.s.pa) tested by DIN 52 615 standards, and a water absorption by volume limit of 20% under ASTM C 209.
Does the rubber foam offer resistance to mold, UV, and environmental factors?
Yes, it demonstrates "Good" resistance to fungi (ASTM 21), ozone (GB/T 7762-1987), and UV/weather conditions (ASTM G23), ensuring long-term durability.
In which applications is this rubber foam insulation most commonly used?
It is widely used in central air-conditioning pipelines, hot water pipes, industrial low-temperature systems, refrigeration systems, and environments requiring high cleanliness and fire performance like chemical plants and electronics cleanrooms.
Kingflex
