Project | Specification | ||
Physical Property | Apparent density, g/cm3 | ≥1.4 | |
Water content, % | ≤10 | ||
Water absorption | ≤28 | ||
After 24 hours of testing, wet marks were allowed to appear on the reverse side of the board, but no water droplets appeared. | |||
Impact resistance | Falling ball method of impact once, the board surface has no perforation crack. | ||
Rupture strength | ≥16 | ||
Freezing resistance | No cracks and hierarchy after 25 times freeze-thaw cycles. | ||
Noninflammability | GB8624 Class A | ||
Radioactive internal exposure index (LRa) | ≤1.0 | ||
Radioactive external exposure index (Lr) | ≤1.0 | ||
Coating Performance Property | Glossiness deviation (60o) | ≤10 | |
Adhesion | ≤1 | ||
Pencil hardness | ≥2H | ||
Mortar stiffness, 24h | Stable | ||
Waterproof, 168h | Stable | ||
Acid resistance, 168h | Stable | ||
Alkali resistance, 168h | Stable | ||
Humidity resistance, 1000h | No frothing, no rust and not shed. | ||
Resistance to moisture and heat cycling (10 times) | Stable | ||
Pollution resistance | Passed | ||
Stain resistance, % | ≤10 | ||
Washability, times | ≥10000 | ||
Solvent wipe resistance (MEK), times | ≥100 | ||
Salt spray resistance, 4000h | No frothing, no rust and not shed. | ||
Resistance to aging in artificial climate | No frothing, no rust and no crack. |
Thickness | Width | Length |
6mm | 1220mm | 2440-3050mm |
8mm | ||
10mm | ||
12mm |