Customization: | Available |
---|---|
Rock Wool Board: | Rock Wool Board |
Product Name: | High-Temperature Resistant Rock Wool Board / Pipe |
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XN-5 High-temperature Resistant Rock Wool Board is the new generation rock wool specially for the ship application of A-60 grade fire division. The main material is basalt. They resulted from thread to fiber by means of high-speed centrifugal. Compared with the ordinary rock wool production, its fireproof temperature has already reached the test of the ship A-60 grade fire division. Compared with the ceramic fiber, these series hold the advantage for people to avoid the danger of absorbing the thin fiber.
No. | Item | Data | Remark |
1 | Density (kg/m 3 ) | 45~150 | customization |
2 | Mean fiber diameter (μm) | ≤7.0 | GB5480.4 |
3 | Dregs content (%) | ≤10.0 | Ø>0.25MM / GB5480.5 |
4 | Temperature for shrinkage under hot load (°c) | ≥700 | P=490Pa |
5 |
Organic matter content (%) |
panel/belt≤3.0 pipe ≤4.0 felt ≤1.5 |
GB/T11835 |
6 | Moisture Resistivity (%) | ≥98.0 | GB10299 |
7 | Hydroscopicity (%) | ≤5.0 | GB5480.7 |
8 | Heat conductivity coefficient (W/m.K) |
≤0.044 | average temperature 75 +5 °c |
9 | Sound absorptivity | 0.09~0.94 | 125~4000HZ |
10 | Non-combustibility | Pass | IMO.A799 (19) |
11 | Ion content in lixivium | Pass | GB/T17393 |
12 | Acidity coefficient |
≥1.7 | (SiO2 + Al2O3 ) / (CaO+MgO) |
13 | A-60 grade fire division | Pass | IMO.FTPC Part3 / IMO.A754 (18) |
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