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Heat Soak Test

Heat Soak Test

In line with project specifications and requests, Camglass applies the Heat Soak Test to fully tempered glass in accordance with EN 14179. The test aims to reduce the risk of spontaneous breakage in tempered glass caused by nickel sulphide (NiS) inclusions.

After tempering, the glass is placed in the test furnace and subjected to a thermal cycle consisting of controlled heating, holding at a defined temperature and controlled cooling. This process ensures that panes containing critical inclusions are separated in the production environment before reaching the site.

Depending on the product build-up, tested glass is dispatched as single glazing or transferred to lamination and insulating glass production.

Overview

Controlled Thermal Cycle

Heating, holding and cooling stages are carried out under control.

Standard Compliant

Applied in accordance with EN 14179 and the project specification.

Reduced Breakage Risk

Reduces the risk of spontaneous breakage caused by nickel sulphide.

Related Products

Tempered Safety Glass

Laminated Glass

Insulating Glass

Glass Balustrade

Applications

Hotels & Hospitality

High-Rise Facades

Canopies

Shopfront Glazing

Glass Balustrade

Spider Facade Systems

Technical Details

Feature

Information

Applied to

Fully tempered flat glass

Reference standard

EN 14179

Test cycle

Controlled heating, holding and cooling

Application

In line with project specification and request

Size and thickness

Evaluated on a project basis

* Size and thickness suitability of glass to be heat soak tested is evaluated separately on a project basis.

Frequently Asked Questions

Which glass is the Heat Soak Test applied to?

The test is applied to fully tempered flat glass. Heat soak tested glass can be used as single glazing or in laminated and insulating glass units.

After tempering, the glass is placed in the test furnace and subjected to a thermal cycle of controlled heating, holding and cooling in accordance with EN 14179. Panes containing nickel sulphide inclusions are made to break in the production environment during this process.

The Heat Soak Test is applied in line with project specifications and requests. If you state your requirement at the quotation stage, suitability is evaluated according to size, thickness and product build-up.

Reference Projects