|
SL |
Properties |
Requirements as per IS: 3097 - 1980 |
Centuryply Veneered Particle Board |
|
1 |
Dimension: Tolerances
a) Length (mm )
b) Width ( mm )
c) Thickness ( mm )
d )Edge straightness mm/meter
e) Square ness mm/meter |
2440 +6 mm/-0mm
1220 +3 mm/-0mm
9 ±0. 45 mm
2 mm per meter
2 mm per meter
|
2440 mm
1220 mm
9.40 mm
0.78 mm
0.85 mm |
|
2 |
Density Variation, % (Max.) |
± 10 % |
4.5% |
|
3 |
Moisture Content % |
7 – 16 % |
8.5% |
|
4 |
Water Absorption, % (Max.)
a) 2 hours soaking
b) 20 hours soaking |
25 %
50 % |
22.3 %
41.5 % |
|
5 |
Water Resistance for 24 hrs@ 27 ± 2ºC. |
Shall not disintegrate or delaminates. |
Passed |
|
6 |
Thickness Swelling for 2 hours soaking in water,
%(Max.).
a) General absorption.
b) Surface absorption. |
7.0 %
5.0 %
|
6.5 %
4.3 % |
|
7 |
Adhesion of plies. |
Shall offer appreciable resistance and the exposed
surface of veneer shall show sizes of some adherent fibres distributed more
or less uniformly. |
Passed |
|
8 |
Modulus of Rupture, N/mm²(Min.)
a) Average
b) Minimum |
30
27 |
30.63
28.51 |
|
9 |
Modulus of Elasticity, N/mm2 (Min.)
a) Average
b) Minimum |
2500
2200 |
2292 |
