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ELASTOSIL® N291

1 of 230 products in this brand
ELASTOSIL® N291 is a free-flowing, ready-to-use silicone rubber that can be vulcanized at room temperature or at high temperatures when exposed to atmospheric moisture. It is specifically designed for printing sealing patterns on various substrates, such as steel or cylinder head gaskets containing or free of sulfur. This can be achieved using silk-screen printing techniques.

Application Area: Gaskets

Cure Method: Air Dry, Heat Cure, Moisture Cure

Application Method: Screen Coating

Chemical Family: Silicones

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Identification & Functionality

Chemical Family

Features & Benefits

Materials Features

Applications & Uses

Application Area
Application Method

Properties

Cured Properties
ValueUnitsTest Method / Conditions
Density (in water, at 23°C)1.21g/cm³DIN EN ISO 1183-1 A
Elongation (at break, Type 3, 23°C, 2mm)200%ISO 37 Type 1
Shore Hardness A40DIN ISO 48-4
Tear Resistance (at 23°C, 2mm)5.5N/mmASTM D 624 B
Tensile Strength (Type 3, at 23°C, 2mm)2.5N/mm²ISO 37 Type 1
Uncured Properties
ValueUnitsTest Method / Conditions
Curing Time (at 150°C, 0.1mm)30minutesConvection Oven
Curing Time (at 175°C, 0.1mm)15minutesConvection Oven
Curing Time (at 175°C, 0.1mm)5minutesConvection Oven with Steam
Curing Time (at 200°C, 0.1mm)10minutesConvection Oven
Density1.2g/cm³DIN EN ISO 2811-1
Dynamic Viscosity (at 25°C, Shear rate 0.5 s⁻¹)55000mPa·sDIN EN ISO 3219
Dynamic Viscosity (at 25°C, Shear rate 25 s⁻¹)45000mPa·sDIN EN ISO 3219

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  • Africa
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