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ROCK WOOL INSULATION
ROCK WOOL
Slab and blanket shaped rock wool insulation (rock wool) made from rock wool mixed with phenolic resin to mechanically form a flexible material which is easy to handle and apply.
Rock wool insulation (rock wool) meets specification requirements for thermal insulation, fire protection and sound absorption.
Advantages of rock wool insulation:
- Rock wool - Thermal insiulation
- Rock wool - Acoustics
- Rock wool - Fire protection
- Rock wool - Non-combustible
- Rock wool - High temperature resistance
- Rock wool - Chemical resistance
- Rock wool - No mainternace, No CFC and HCFC
- Rock wool - Environmentally - friendly
Rock wool insulation (rock wool) complies with American Stardard (ASTM), United Kingdom (BS) and Vietnam (TCVN).
Rock wool insulation (rock wool) - non-combustible according to BS 476 part 4
Rock wool insulation (rock wool) - hot surface performance in compliance with ASTM C612 (1200oF) 650oC
Physical properties of rock wool insulation (rock wool):
| Density (kg/m3) | 40 | 60 | 80 | 100 | 120 |
| Thickness (mm) | 25, 50, 75, 100 | ||||
| Standard size | 600x1,200 | ||||
| Service temperature | 450oC | 650oC | |||
| Thermal conductivities (W/m.K) | ASTM C518-04 | ||||
| 20oC | 0.037 | 0.037 | 0.036 | 0.035 | 0.033 |
| 100oC | 0.048 | 0.037 | 0.037 | 0.035 | 0.035 |
| 200oC | - | 0.053 | 0.05 | 0.049 | 0.047 |
| 300oC | - | 0.075 | 0.067 | 0.063 | 0.061 |
| 400oC | - | 0.108 | 0.093 | 0.082 | 0.079 |
|
Sound Absorption Coefficient (Thickness = 50mm) |
|||||
| 125 Hz | - | 0.28 | 0.26 | 0.37 | 0.35 |
| 250 Hz | - | 0.55 | 0.73 | 0.62 | 0.67 |
| 500 Hz | - | 0.95 | 0.9 | 0.91 | 0.89 |
| 1,000 Hz | - | 0.99 | 0.99 | 0.98 | 0.97 |
| 2,000 Hz | - | 0.97 | 0.95 | 0.95 | 0.93 |
| 4,000 Hz | - | 0.98 | 0.97 | 0.97 | 0.95 |
| Early Fire Hazard Indices | |||||
| Ignitability (0-20) | 0 | 0 | 0 | 0 | 0 |
| Spread of flame (0-10) | 0 | 0 | 0 | 0 | 0 |
| Heart Evolved (0-10) | 0 | 0 | 0 | 0 | 0 |
| Smoke developed (0-10) | 0 | 0 | 0 | 0 | 0 |
| Fire Resistance at 700oC in 3 hours | 0 | 0 | |||
Unit conversion: 1W/m.K = 0.85984 kcal / (h.m.oC)
Applications of rock wool insulation (rock wool):
- Petrochemical
- Powerstation
- Construction
- Fire protection
- Food and beverage
- Ship building
- Heating and ventilation
- Roof insulation
- HVAC systems
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