CEN/TC 193/WG 8 - One Component Foam (OCF)

This document specifies test methods for the evaluation of the foam yield characteristics for moisture curing, self-curing activatable or water drying foams dispensed from single pressurized foam containers.
This document does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this document to establish appropriate safety and health practices and determine the applicability of regulatory requirements prior to use.
The following test methods are described:
-   Method 1 - Determination of the apparent density of an OCF extruded in a joint and calculation of the theoretical foam yield in running meters of the whole can.
-   Method 2 - Determination of the real yield of cured foam, respecting eventual cavities inside the foam structure.
-   Method 3 - Determination of the free foamed density of a cured OCF for identification purposes only.
-   Method 4 - Determination of the total foam yield for the whole OCF container for moisture and self-curing foam that can be measured by water displacement.

This document specifies test methods for the evaluation of the insulation properties for moisture curing, self-curing activatable or water drying foams dispensed from single pressurised foam containers.
This document does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this document to establish appropriate safety and health practices and determine the applicability of regulatory requirements prior to use.
The following test method is described:
-   Thermal conductivity: This method describes how to determine the long term thermal conductivity of a cured OCF foam, dispensed from a pressurised foam container, with a sample subjected to accelerated ageing procedure.

This document specifies test methods for the evaluation of the expansion properties for moisture curing, self-curing activatable or water drying foams dispensed from single pressurized foam containers.
This document does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this document to establish appropriate safety and health practices and determine the applicability of regulatory requirements prior to use.
The following test methods are described:
-   Method 1 - Dimensional stability: This test method describes how to determine the dimensional stability (shrinkage or expansion) of cured foam under typical and extreme conditions.
-   Method 2 - Curing pressure: This method describes how to determine the generation of pressure during the curing process of an OCF.
-   Method 3 - Post expansion: This method describes how to measure the expansion of a dispensed froth during the curing phase.

This document specifies test methods for the evaluation of the application properties for moisture curing, self-curing activatable or water drying foams dispensed from single pressurized foam containers.
This document does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this document to establish appropriate safety and health practices and determine the applicability of regulatory requirements prior to use.
The following test methods are described:
-   Method 1 - Cutting time: This test method describes how to determine the hardening time of a dispended froth until it could be cut.
-   Method 2 - Tack free time: This test method describes how to determine the tack free time of a freshly foamed OCF.
-   Method 3 - Sagging: This test method describes how to evaluate the sagging behaviour and determine the biggest joint possible before dispensed froth slips off.

This document specifies test methods for the evaluation of the mechanical properties for moisture curing, self-curing activatable or water drying foams dispensed from single pressurized foam containers.
This document does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this document to establish appropriate safety and health practices and determine the applicability of regulatory requirements prior to use.
The following test methods are described:
-   Method 1 - Compression strength: This test method describes how to determine the compressive strength of a cured foam. It gives an indication of the foams resistance against area distributed pressure. The maximum endurable stress is determined.
-   Method 2 - Movement capability: This test method describes how to determine the movement capability of cured foam. The result gives an indication of the degree of flexibility of the cured foam.
-   Method 3 - Bonding strength: The method displays the measurement of the bonding power of a One Component (Foam) Adhesive, dispensed from a pressurized foam container, between two substrates with direct contact.
-   Method 4 - Tensile strength: This test method describes how to determine the maximum stress a cured foam can withstand while being stretched before breaking. The result gives an indication of the elasticity of the cured foam.
-   Method 5 - Shear strength: This method displays the behaviour of a foam system towards shear forces. It shows the strength and the bonding power of the foam as the sandwich element between wooden plates. The test is conducted according to EN 12090.

This document specifies test methods for the evaluation of the expansion properties for moisture curing, self-curing activatable or water drying foams dispensed from single pressurized foam containers.
This document does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this document to establish appropriate safety and health practices and determine the applicability of regulatory requirements prior to use.
The following test methods are described:
-   Method 1 - Dimensional stability: This test method describes how to determine the dimensional stability (shrinkage or expansion) of cured foam under typical and extreme conditions.
-   Method 2 - Curing pressure: This method describes how to determine the generation of pressure during the curing process of an OCF.
-   Method 3 - Post expansion: This method describes how to measure the expansion of a dispensed froth during the curing phase.