PreLaminated Particle Board

Properties

Unit

Plain particle board

Pre-laminated particle board

Grade II Interior grade

Grade I Exterior grade

Grade II Interior grade

Grade I Exterior grade

Density

Kg/m3

500-900

500-900

500-900

500-900

Moisture content

%

5 to 15

5 to 15

5 to 15

5 to 15

Modulus of Rupture

N/mm2

-

-

-

-

Up to 20mm Thickness

-

11

15

11

15

Above 20mm Thickness

-

11

12.5

11

12.5

Tensile strength perpendicular to surface

N/mm2

-

-

-

-

After cyclic test

-

-

0.2

-

0.2

Accelerated water resistance test

-

-

0.15

-

0.15

Water absorption

%

-

-

-

-

2 Hours

-

40

10

15

7

24 Hours

-

80

20

30

15

Thickness Swelling, (2 Hours Soaking)

%

-

-

-

-

Thickness

-

12

8

8

5

Length

-

0.5

0.5

-

-

Width

-

0.5

0.5

-

-

Swelling Due to surface absorption

%

9

6

-

-

Tensile strength perpendicular to surface

N/mm2

-

-

-

-

Up to 20mm thickness

-

0.3

0.45

0.3

0.45

Above 20mm thickness

-

0.3

0.40

0.3

0.40

Screw withdrawal strength

N

-

-

-

-

Face

-

1250

1250

1250

1250

Edge

-

700

850

750

850

Abrasion resistance

-

-

-

-

-

Type II

No of

-

-

450

450