| |
|
| Test item |
China standard |
Tianhe Quality |
| Density |
≥0.8 |
≥0.95 |
| Moisture content |
≤3.0-10.0 |
≤3.0-7.8 |
| Formaldehyde |
≤1.5 mg/L |
≤0.15 mg/L |
| Adrasion Resistance |
≥6000 |
≥6000-17500 |
| Thickness Swell |
≤4.5 |
≤4.0 |
| Impact Resistance(mm) |
≤9 |
≤8 |
| Fitting Height Difference(mm) |
ha≤0.19 mm |
ha≤0.11 |
| Squareness(mm) |
8max≤0.2mm |
6max≤0.15mm |
| Internal Bond(mpa) |
≥1.0 |
mpa≥1.0 |
| Dimensional Stability(mm) |
≤0.5 |
≤0.48 |
|
|
