DESCRIPTION

General purpose, high quality cork

elastomer jointing. Below 3mm

thickness it comprises nitrile bonded

cork; above 3mm the cork is bonded

with a polychloroprene/nitrile blend.

Previously designated Nebar

®

N1.

PRIME FEATURES

●

Extensively used in automotive,

engineering and electrical industries.

●

Suitable for a wide range of flanges.

●

110°C maximum operating

temperature in liquids.

●

Retains flexibility down to –20°C (<3mm) or –30°C (>3mm).

SPECIFICATIONS

Complies with ASEA 1169 5012E-204; and ASTM F104 line call out —

<3mm, F224000M2; 3mm & >3mm, F225000M2.

PHYSICAL PROPERTIES

(Tested to ASTM F104 procedures)

<3mm >3mm

Hardness, IRHD

75 to 85 65 to 85

(ASTM D1415)

Tensile strength, MPa min

1.75 1.75 (ASTM F152)

Compressibility @ 2.8N/mm

2

, %

15 to 25 20 to 30 (ASTM F36)

Recovery, minimum %

75 75 (ASTM F36)

Fluid resistance, % volume swells in:

ASTM oil 1, 72h @ 100°C

–3 to +10 0 to +10 (ASTM F146)

ASTM oil 3, 72h @ 100°C

0 to +25 +10 to +30 (ASTM F146)

Fuel A, 22h @ ambient

–5 to +10 0 to +15 (ASTM F146)

BS148 Transformer Oil, 14 days @ 90°C

+23.1 +8 (ASTM F146)

HOW SUPPLIED

Precision cut gaskets to any shape, size and quantity. In sheets 1.2m x 1.2m for

thicknesses 0.75mm, 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm,

6.4mm. Sheets 0.9m x 9m for thicknesses 0.75mm, 1.5mm, 2mm, 3mm, 5mm.

NEBAR

® BROWN: