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Koolfoam - Polystyrene Physical Properties

Koolfoam - EPS is manufactured in accordance and complies with all elements of the Recognised Standard AS 1366 part 3 1992

 

Density Chart - Grade of Koolfoam EPS Versus Weight pm3 (BP = Black Pearl)

unit

SL

S

H

VH

BP

 

Kg pm3

13 - 14

15-16

22-24

28-32

22-24

 

   

Table 1 - Compressive Stress at 10% Deformation (min)

Unit

SL

S

H

VH

BP

Test

Kpa (min)

70

85

135

165

135

AS2498.3

 

Table 2 - Cross Breaking Strength (min)

Unit

SL

S

H

VH

BP

Test

Kpa (min)

135

165

260

165

135

AS2498.4

 

Table 3 - Dimensional Stability (max) Length, Width and Thickness 70c Dry Condition, Seven Days (max)

Unit       

SL

S

H

VH

BP

Test

%  (max)

1

1

1

1

1

AS2498.6

 

The numbers in the tables represent minimum or maximum achieved values.  Koolfoam EPS test results are available upon request.

Fire Performance

Table 4 - Flame Propagation Characteristics

 

SL

S

H

VH

BP

Test

Medium flame duration (max) s

2

2

2

2

2

AS2122.1

Eighth value(max) s

3

3

3

3

3

 

Medium volume retained %

18

22

40

50

40

 

Eighth value (min) %

15

19

37

47

37

 

All classes of Koolfoam EPS comply with AS2122.1

Table 5- AS 1530.3 -1999 Early Fire Hazard Properties

Material

Ignitability

Index (0-20)

Spread of Flame Index  (0-10)

Heat Evolved Index (0-10)

Smoke Developed

Index (0-10)

EPS

12

0

3

5