Materials

4260

Our 4260 foam is a Neoprene – SBR blend and has a density rating of 85 PCF / 1361 kg/m³. This material can be used in a wide range of applications. 4260 is supplied in black only and provides excellent oil resistance. It has a 100% Modulus rating of 340 psi and a NBS Abrasion of 25%.

SKU: 4260 Category: Tag:

Product Description

Our 4260 foam is a Neoprene – SBR blend and has a density rating of 85 PCF / 1361 kg/m³. This material can be used in a wide range of applications. 4260 is supplied in black only and provides excellent oil resistance. It has a 100% Modulus rating of 340 psi and a NBS Abrasion of 25%.

Measurements

Shore Hardness

Density

85 - 85PCF (lb/ft³)

1361 - 1361Kg/m³

Compression

Service Temperature

-22 - -22°F

-30 - -30°C

Technical Data

Item Specs Test Method
Grade
Density (PCF) (kg/m3) 85.5 PCF
1369 kg/m3
ASTM D3574
Compression Deflection (CFD)(psi)(kPa)
@25%
Shore Hardness OO (Durometer) 60 ASTM D 2240
Compression Set (%)
22hrs @ 100°C
31 psi
213 kPa
ASTM D 395B
Tensile Strength (psi)(kPa) 1000 psi
6894 kPa
ASTM D 412
Elongation (%) 300 ASTM D 412
Tear Strength Resistance (ppi) 150 ASTM D 624
Water Absorption by Weight %
Accelerated Age Testing:
70hrs @ 100 °C
– Change: Hardness (points)
– Tensile (%)
– Elongation (%)
– Mass (%)
– Volume (%)
Heat Aging

9
-4
-21

Oil Aging
#3 oil
-30
-42
-41
34
53
ASTM D 573
ASDM D 471
Service Temperature (°C)(°F)
– Low
– High Continuous
– High intermittent
°C
-30
°F
-22
Flame Resistance
Industry and OEM Specifications:
Jacobs and Thompson Inc. certifies that the following
product meets the required specifications;
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