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| Physical Properties of R-Control EPS Geofoam1,2 |
| TYPE - ASTM D6817 |
EPS12 |
EPS15 |
EPS19 |
EPS22 |
EPS29 |
EPS39 |
| Density, min. |
lb/ft3
(kg/m3) |
0.70
(11.2) |
0.90
(14.4) |
1.15
(18.4) |
1.35
(21.6) |
1.80
(28.8) |
2.40
(38.4) |
Compressive Resistance
@ 1% deformation, min. |
psi
psf
(kPa) |
2.2
320
(15) |
3.6
520
(25) |
5.8
840
(40) |
7.3
1050
(50) |
10.9
1570
(75) |
15.0
2160
(103) |
| Elastic Modulus |
psi
(kPa) |
220
(1500) |
360
(2500) |
580
(4000) |
730
(5000) |
1090
(7500) |
1500
(10300) |
| Flexural Strength min. |
psi
(kPa) |
10.0
(69) |
25.0
(172) |
30.0
(207) |
40.0
(276) |
50.0
(345) |
60.0
(414) |
Water Absorption by total
immersion, max., |
volume % |
4.0 |
4.0 |
3.0 |
3.0 |
2.0 |
2.0 |
Oxygen Index,
min., |
volume % |
24.0 |
24.0 |
24.0 |
24.0 |
24.0 |
24.0 |
| Buoyancy Force |
lb/ft3
(kg/m3) |
61.7
(990) |
61.5
(980) |
61.3
(980) |
61.1
(980) |
60.6
(970) |
60.0
(960) |
| Additional Properties for Compressible Applications |
Compressive Resistance
@ 5% deformation, min. |
psi
psf
(kPa) |
5.1
730
(35) |
8.0
1150
(555) |
13.1
1890
(90) |
16.7
2400
(115) |
24.7
3560
(170) |
35.0
5040
(241) |
Compressive Resistance
@ 10% deformation, min. |
psi
psf
(kPa) |
5.8
840
(40) |
10.2
1470
(70) |
16.0
2300
(110) |
19.6
2820
(135) |
29.0
4180
(200) |
40.0
5760
(276) |
1 Consult R-Control EPS brochure for thermal performance characteristics and use limitations.
2 Custom density EPS Geofoam can be provided.
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Download a PDF file of our Geofoam TechData.
Download a PDF file of our Geofoam brochure.
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