NBR foam rubber sheet
Custom high density soft rubber foam protective cylinder and NBR foam rubber sheet for packing galvanized steel pipe
Physical Properties
| Tested Content | Tested Value |
| Apparent density kg/m3 | 40-95 |
| Thermal Conductivity W/(m·k) | 0°Ch≤0.038 |
| Moisture permeability Moisture | ≤10% |
| permeability coefficientg/(m·s·Pa) | ≤4.4x10-10 |
| Wet resistance factor | ≤6 |
| Vacuum water absorption % | Oxygen Index≥32%Low smoke densityClass B1 |
| Flame retardant performance | Class 0 |
| Toxicity of burning smoke | ZA3 security level |
| Dimensional stability % | (105℃±3℃,7d)≤10 |
| Compression rebound rate % | (Compression ratio50, 72h)≥70 |
| Aging resistance 150h | Slightly wrinkled, no cracks, no pinholes, nodeformation |
| Applicable temperaturerange℃ | -50~110 |
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