Mineral Rock Wool Board Insulation Fireproof For Wall Sandwich Panel
Leadsun Rock Wool are designed mainly for the thermal insulation of roofs and walls. These high temperature resistant rolls are suitable for use in pre engineered buildings, pre fabricated houses, poultry farms, HVAC ducting etc. It is also used for thermal & acoustic insulation over false ceilings.
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Properties |
Unit |
Density |
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60 - 160 kg/m3 |
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Combustion performance |
-- |
Class A1 non-combustion |
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Compression Strength(10%deformation) |
kPa |
≥40 |
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Hydrophobic rate |
% |
≥98.0 |
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Melt temperature |
℃ |
＞1000 |
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Acidity ratio |
-- |
≥1.8 |
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Moisture absorption rate |
% |
≤1.0 |
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Thermal conductivity(average 25℃) |
W(m.k) |
≤0.048 |
≤0.040 |
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Dimensional stability |
% |
≤1.0 |
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Water absorption(Partial Immersion) |
Kg/m2 |
Short term(24h)≤1.0 Long term(28d)≤3.0 |
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Thickness tolerance |
mm |
±2 |
±3 |
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Right angel degree of deviation |
mm/m |
≤5 |
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Planeness tolerance |
mm |
≤6 |
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properties after ignition-burning |
Shrinkage percentage |
% |
(750℃,0.5h)≤8 |
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Mass loss rate |
% |
(750℃,0.5h)≤10 |
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