Materials

1240

Our 1240 neoprene blend is a RE42/2A2 grade, black closed-cell foam used in various applications. The density is 4.0 -8.0 PCF / 64 – 128 kg/m³ with a service temperature range of – 40 °F to 200 °F (high continuous use) or 250°F (high intermittent use). It has an Ozone Resistance Rating of “O” and Thermal Conductivity of 0.30 K Factor.

Product Description

Our 1240 neoprene blend is a RE42/2A2 grade, black closed-cell foam used in various applications. The density is 4.0 -8.0 PCF / 64 – 128 kg/m³ with a service temperature range of – 40 °F to 200 °F (high continuous use) or 250°F (high intermittent use). It has an Ozone Resistance Rating of “O” and Thermal Conductivity of 0.30 K Factor.

Measurements

Shore Hardness

45 - 55

Density

4 - 8PCF (lb/ft³)

64 - 128Kg/m³

Compression

5 - 9psi

34.4 - 62kPA

Service Temperature

-40 - 250°F

-40 - 121°C

Technical Data

Item Specs Test Method
Grade RE42/2A2
Density (PCF) (kg/m3) 4 – 8 PCF
64 – 128 kg/m3
ASTM D 1056
Compression Deflection (CFD) @25% (psi) (kPa) 5 – 9 psi
34.4 – 62 kPa
ASTM D1056
Shore Hardness OO (Durometer) 45 – 55 ASTM D 2240
Compression Set (%) ≤ 35 ASTM D1056
Tensile Strength (psi)(kPa) 100 psi
689 kPa
ASTM D412 Die A
Elongation (%) 125 ASTM D412 Die A
Tear Strength Resistance (ppi) 9.6 ASTM D 624 Die C
Water Absorption by Weight % < 10 ASTM D1056
Accelerated Age Testing:
7 Days @ 158 °F Chang in CD
± 30% max ASTM D1056
Service Temperature (°C)(°F)
– Low
– High Continuous
– High intermittent
-40°C | -40°F
93°C | 200°F
121°C | 250°F
ASTM D 746
Flame Resistance Pass FMVSS-302 /UL 94HF-1
Industry and OEM Specifications:
Jacobs and Thompson Inc. certifies that the following
product meets the required specifications;
MS-Z-75 J18 2A2
GMW17408 Class I Type IV
GMW15473 Class I Type IV
WSK-M2D-419 Type 3
EBS M9 P1-A
SAE J-18 APR2002 2A2
ASTM D1056-14 2A2
Toyota TSM 1501G 2A2
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