SL NO. | Tests Method | ISI requirements | Observed Values |
---|---|---|---|
1 | Dimension Squareness |
Length: 6mm Width: +3mm Thickness : +/- 5% Max: 0.2% |
Length- 2441 Width- 1221 Thickness- 18.1mm Squareness - 0.14 |
2 | Moisture content | Moisture should not be less than 5% and Do not more than 15% | 7.5% |
3 | Glue Adhesion in a)Dry State b) Wet Shear Strength |
Minmum Individual: 1100 Avg.: 1350 N Minm Individual: 800 N Avg.: 1000 N |
1230 N 1440 N 870 N 1080 N |
b)Adhesion of Plies | Bond shall show minimum Pass Standard, Poor or Excellent | Satisfactory | |
4 | Tensile Strength a) Along the Grain |
Should not less then 42 N/mm2 |
45.6 N/mm2 |
b) Across the Grain | Should not less then 25 N/mm2 |
30 N/mm2 | |
5 | Glue Adhesion & Water Resistance Test (cyclic test followed by knife test: A cycle of 3 hrs. submerged at 60℃ +/-2 ℃ and 8 hrs. drying at 65℃ +/- 2 ℃) | After 3 cycles | Satisfactory |
6 | Modulus of Elasticity a) Along the grains of the face Veneer |
Average: 4000 N/mm2 Min. lndividual-3600 N/mm2 |
3780 N/mm2 4355 N/mm2 |
b) Across the grain of the Face Veneer | Average: 2000 N/mm2 Min. lndividual-1800 N/mm2 |
2040 N/mm2 2190 N/mm2 |
|
7 | Moduls of Rapture a) Along the grains of the face Veneer |
Average: 30 N/mm2 Min. lndividual-27 N/mm2 |
34 N/mm2 29 N/mm2 |
b) Across the grain of the Face Veneer | Average: 15 N/mm2 Min. Individual-13 |
18 N/mm2 13.9 N/mm2 |
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