Materials

4178-E

4178-E is a 2A1 grade of EPDM / Butyl foam with a 6 – 8 PCF / 96 – 128 kg/m³ density range. This foam is produced in natural colour.

SKU: 4178-E Category: Tag:

Product Description

4178-E is a 2A1 grade of EPDM / Butyl foam with a 6 – 8 PCF / 96 – 128 kg/m³ density range. This foam is produced in natural colour.

Measurements

Shore Hardness

Density

6 - 8PCF (lb/ft³)

96 - 128Kg/m³

Compression

2 - 5psi

13.7 - 34.4kPA

Service Temperature

Technical Data

Item Specs Test Method
Grade 2A1 ASTM D1056
Density (PCF) (kg/m3) 6–8 PCF
96 – 128 kg/m3
ASTM D 1056
Compression Deflection (CFD)(psi)(kPa) @25% 2 – 5 psi
13.7 – 34.4 kPa
ASTM D 1056
Shore Hardness OO (Durometer)
Compression Set (%) @50%
Tensile Strength (psi)(kPa) 30 – 40 psi
206 – 275 kPa
ASTM D412
Elongation (%) 120 ASTM D412
Tear Strength Resistance (ppi)(lb/in)
Water Absorption by Weight % 5 ASTM D 1056
Accelerated Age Testing:
Oven Aged 25% Compression
Deflection (7 days/70°C)
± 10% ASTM D 1056
Service Temperature (°C)(°F)
– Low
– High Continuous
– High intermittent
Flame Resistance Pass FMVSS 302
Industry and OEM Specifications:
Jacobs and Thompson Inc. certifies that the following
product meets the required specifications;
ASTM D1056 2A1
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