Product Description
Specification:
Sizes: 595 x 595mm, 600 x 600mm, 603 x 603mm, 300 x 600mm, 595 x 1195mm, 600 x 1200mm, and more (including the metric system and the British system)
Thickness: 7mm, 8mm, 9mm, 10mm, 12mm, 14mm, 15mm, 16mm, 18mm
Edge: Square edge and tegular edge
Package: Cardboard box
Features:
Materials: Mineral fiber sound insulation board
Various surface patterns are available
Surface coating: Quality vinyl emulsion paint (coating: PVDA)
Test Item |
Technical Requirements |
Test Result |
Appearance Quality |
The surface of acoustic mineral fiber ceiling board should not have any stain, scratch, color uniformity, and the product should not have flaws, fragment and broken corners affecting the normal use. |
ü |
Dimensions and Tolerances |
Length, mm |
±2.0 |
+0.7 |
Width, mm |
±2.0 |
+0.7 |
Right-angle Deviation |
≤5/1000 |
1/1000 |
Volume Density, kg/m3 |
≤500 |
316 |
Moisture Content |
≤3.0 |
2.0 |
Noise Reduction Coefficient |
0.4-0.6 |
0.55 |
Bending Strength, N |
≥90 |
150 |
Humidity Resistance |
≥85% |
90% |
Internal Exposure Index, IRa |
≤1.0 |
0.1 |
External Hazard Index, Ir |
≤1.3 |
0.1 |
Light Reflectivity |
≥85% |
90% |
Air Cleanness Class(GMP) |
≥Class C |
Class B |
Paint Film Mold Resistance |
≥Class 1 GB/1741-2007 |
Class 1 |
HS Code: 68069000
Material: Mineral Wool
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