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Polystyrene Crown Molding
Polystyrene Arts & Crafts
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FoamExpress1.com
Flotation Foam:
Common Uses: Boats, Marinas, Patios, Pools, Seat Pads, Yards, Isolation Steel from Masonry, Metal from metal (curtain walls ect.)
Shipping Weight: .375lb.- Per 1" x 12" x 12"
Property Test Method Typical Values
Density ASTM D- 1667 3.5 p.c.f
Compression Deflection 25% ASTM D- 1056 1.5 - 3.0 psi
Comp. Set 25% ASTM D- 1056 24% max
Comp. Set 50%
(sample size 1" x 2" x 2")
ASTM D- 1056
(ASTM D- 1667)
50% max
(15% max*)
Tensile ASTM D- 412 40 min.
Elongation ASTM D- 412 100% min
Water Absorption ASTM D- 1056 10% max wt.
Heat Aging ASTM D- 1056
(22 hrs. @ 158 F)
+/-30%
Thermal Stability ASTM D- 548
(% change in length after 7 days @ 220F)
7% max wt.
Ozone Resistance ASTM D- 1171 Pass
Temperature
(Lower limit to upper limit)
-40F to 220F

Polyethylene Foam Planks

(Foam specification comes from foam manufacture) 

Specifications:  

Closed Cell / Ethylene-Ether Foam / Celluplank

Test Method:

ASTM D3575-93

Density (Lbs./CubicFt.): 2.3 4.0 6.0
Colors White, Blue, Pink, Black White, Black White, Black
Compressive Strength-Vertical Direction (psi) 10.5
19.0
17.5
29.0
30.0
44.0
Compression Set (%) 18.0 10.0 9.0
Compression  Creep <5% @ 2.0 psi <5% @ 3.0 psi <5% @ 5.0 psi
Tensile Strength (psi)
(@ 1/2" Thickness)
42
35
82
75
111
96
Tear Resistance (lb/in)
(@1/2" Thickness)
13
11
31
29
43
39
Cell Size (mm) 1.0 0.9 0.9
Water Absorption (lb/ft2) <0.2 <0.1 <0.1
Bouyancy (Lbs./Cubic Ft.): 58    
Thermal Stability <5% <5% <5%
Static Decay
(Anti-Static Grade)
<2 sec <2 sec <2 sec
Surface Resistivity
(Anti-Static Grade)
1.0 x 10(10)- 1.0 x 10(12)
Thermal Conductivity k-Value
(BTU-IN/HR-FT2-F)
0.40 - 0.48
Thermal Resistance R-Value
(HR-FT2-F/BTU)
2.09 - 2.48

Please call or email, if you would like more spec. on polyethylene foam.


Also know as Expanded Polystyrene
Can be used for Packaging, class projects.

We do not possess extruded polystyrene

(Foam specification comes from foam manufacturer)

Polystyrene, Also know as Expanded Polystyrene Can be used for Packaging, class projects

(Foam specification comes from foam manufacture) 

ASTM Test 1-LB Density 1.5-LB Density 2-LB Density 3-LB
Density
Density minimum
Density Range
(pcf) D 303
or
D 1622
1.15
1.15-1.34
1.35
1.35-1.79
1.80
1.80-2.20
/ 3.30
Thermal Conductivity
K Factor
BTU /(hr)
(sq.ft.) (F/in.)
C177
or
518
0.22
0.235
0.255
0.21
0.22
0.24
0.20
0.21
0.23
Strength Properties
Compression 10% Deformation
Flexural
Tensile
Shear
Shear Modulus
Modulus of Elasticity

Psi
Psi
Psi
Psi
Psi
Psi

D 1621
C 203
D 1623
D 723
----
----

13-18
30-38
17-21
23-25
370-410
250-310

15-21
40-50
18-22
26-32
460-500
320-360

25-33
50-75
23-27
33-37
600-640
460-500
50.0
90.0
N/A
Moisture Resistance
WVT
Absorption
Capiliarity

Perm. In
%

E 96
C 272

1.5-3.5
Less then 3.0 None

1.0-3.5
Less then 3.0 None

0.6-2.0
Less then 2.0 None
2.0
Less then 1.0
Coefficent of Thermal Expansion In./(in.) (F) D696 0.000035 0.000035 0.000035
Maximum Service Temperature
Long term Exposure
Intermittent Exposure
F 167
180
167
180
167
180
167
180
Oxygen Index % D 2863 24.0 24.0 24.0
Thermal Ristance 40F
R Value 75F
1” Thickness 4.25
3.92
4.55
4.17
4.76
4.35
Flame Spread Up to 6" thickness E 84 * Less than 25 for all densities
Smoke Development Up to 6" thickness E 84 * Less than 450 for all densities
Oxygen Index volume % D 2863 for all densities

Minicell: a "Skin-Soft" esthetically pleasing material that exhibits a smooth surface and extremely uniform cell structure. It offers excellent flexibility and resilience.
Typical Properties Unit Of Measure 2lbs minicell
(In Stock)
3lbs minicell
(Special Order)
3lbs minicell
(Special Order)
Density
kg/m3
- 2.5
24-40
-3.5
40-56
3.5-4.5

56-72

Tensile Strength
kPa

310
60
414
85
586
Elongation
Compression deflection @ 25%
kPa

69-83
13.0-15.0
90-103
21.0-23.0
145-159
Compression deflection @ 50%
kPa

110-131
22.0-25.0
152-172
31.0-34.0
214-234
Compression Set @ 50% of orig. thickness 20 15 12
Tear Strength PLI

N/mm


1.8

2.6
18.0

3.2

Hardness Durometer
Water Absorption
cut surface
Cell Size

Open Cell Foam Specs
(Foam specification comes from foam manufacturer) 

 

Charcoal Regular

Charcoal Firm

Color:

Light Charcoal

Dark Charcoal

ILD (LBS/ 50sq.in):

33-39

67-75

Density (LBS/Cubic Ft.)

1.15-1.35

1.50-1.70

25% IFD (Pounds)

33-39

65-75

Support Factor
(65%/ 25% Min.)

1.90

1.90

Tensile (pis) Min.

14.0

10.0

Elongation (%) Min.

200

100

Tear (PPI) Min.

1.50

1.00

Resiliency (%) Min.

40

25

Flammability

California 117
Note: All Testing Done By
ASTM D 3574 Standard Rev. 1, 12-3-02

 
If you purchase more then one item shipping cost will be less.
To place an order you can email us.

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