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Rock Wool Sandwich Panels | |
Compressive strength | 85kpa |
Shear strength | 60kpa |
Tensile strength | 170kpa |
Slag ball content | <5 (size of coarse slag ball>0.25mm) <30 ( size of coarse slag ball>63μm) |
Thermal conductivity of rock wool panel | 0.038(average temperature 20ºC) |
Fireproof rating | Noninflammable material |
Reaction to fire | Grade A |
Fire-resistant limit(FRL) | According to the structure and thickness of sandwich panel,FRL is between 30mins and 240mins. |
Hydroscopicity | <1 |
Hydrophobicity(specific to hydroph-obic products) | >=98 |
Aging and expansion rate | <=5(thickness change rate after 24 hours under the state of 65ºC) |
Melting temperature | >1000ºC |
Fiber diameter | <=7μm |



















