TECHNICAL SPECIFICATIONS
Dimension BIS Requirement Observation Values
1. Length
2440 + 6
– 0
2442mm
2. Width
1220 + 3
– 0
1222mm
3. Thickness 12mm ± 5% 11.90mm
4. Squareness 2 mm/1000 mm 0.95mm
5. Edge straightness 2 mm/1000 mm 0.50mm
Physical properties
6. Density 0.95 0.95
7. Moisture contents 5- 15% 7.50%
8. Adhesion of plies (in dry state) Some adherent fibre distributed more or less uniformly Satisfactory
9. Adhesion of plies (in wet state) —do— Satisfactory
10. Glue shear strength (in dry state) Avg. – 1350N
Ind. – 1100N
1520N
1190N
11. Glue shear strength (in wet state) Avg. – 1000N
Ind. – 800N
1260N
900N
12. Tensile strength
Along the grain
Across the grain
480kg./cm2
340kg./cm2
525kg./cm2
370kg./cm2
Total 820kg./cm2
895kg./cm2
13. Static bending strength along the grain M.O.E.

Across the grain M.O.E.

Along the grain M.O.R.

Across the grain M.O.R.

Avg. – 7500N/mm2
Ind. – 6700N/mm2
Avg. – 4000N/mm2
Ind. – 3600N/mm2
Avg. – 50
Ind. – 45
Avg. – 30
Ind. – 27
8420N/mm2
6975N/mm2
4800N/mm2
4000N/mm2
68N/mm2
50N/mm2
47N/mm2
31N/mm2
14. Retention of preservative (ACC) 12 kg/m2 12.95 kg/gm2
15. Mycologial test
(a) Visual inspection
(b) Glue shear strength
(c) Adhesion of plies
(a) Show no separation sign
Avg. – 1000N
Ind. – 800 N
Adherent fibre distributed ore or less uniformly
1260 N
910
Satisfactory