Laboratory Test Report of Ak Apple Ply Villa
Pine Block Board
(BWP Grade as Per is 1659:2004)
Size: 2440 x 1220 x 19mm
| SL No | TEST | PRESCRIBED VALUE | RESULTS |
|---|---|---|---|
| 1 | Visual Inspection – Permissible defects | Block board shall be inspected visually for surface defects. | Satisfactory. |
| 2 |
Dimensions, a) Length, mm b) Width, mm c) Thickness, mm d) Variation in thickness, mm e) Squareness, % f) Edge straightness, % |
Tolerance +6mm -0mm Tolerance +3mm -0mm +/-5% Not more than 0.5mm 0.2% 0.2% |
+2mm +1mm +1.0% 0.34 0.08% 0.06% |
| 3 |
Dimensional Changes Caused by Humidity
a) Changes in length, mm b) Changes in thickness, mm c) Local planeness |
+/-1 +/-1 +/-1 |
+0.45 -0.46 +0.49 |
| 4 | Resistance to water | Minimum Pass Standard | Excellent |
| 5 | Adhesion of plies (Knife Test) | Minimum Pass Standard | Excellent |
| 6 | Resistance to microorganisms (Mycological Test) | No sign of separation at the edges | Conforms |
| 7 | Modulus of Elasticity, N/mm² |
Average – 5000 Min. Individual – 4200 |
5712 5411 |
| 8 | Modulus of Rupture, N/mm² |
Average – 50 Min. Individual – 42 |
56 51 |
| 9 | Spot test | Treated | Treated |



