Test for Thermal Shock Resistance of Glass Containers

Test for Thermal Shock Resistance of Glass Containers

In this test method, the glass container is first conditioned at a specific temperature for a predetermined period to ensure that it has reached thermal equilibrium. The container is then quickly transferred to a different temperature environment, typically a much lower temperature, causing a rapid temperature change.

The container is subjected to several thermal shock cycles, with each cycle consisting of a rapid temperature change followed by a period of rest at the new temperature. The number of cycles and the temperature range may vary depending on the specific application and intended use of the glass container.

The test method measures the number of cycles that the container can withstand before it fractures or breaks. The results obtained from the test method can be used to determine the thermal shock resistance of the glass container, which is an important mechanical property that affects its durability and suitability for use in specific applications.

The appropriate test method and test equipment should be selected based on the specific application and intended use of the glass container. The test method should be conducted under appropriate standards, such as ASTM C149-19 Standard Test Method for Thermal Shock Resistance of Glass Containers.

It is important to note that the thermal shock resistance of glass containers can be affected by several factors, such as the glass composition, container geometry, and testing conditions. Therefore, it is important to carefully follow the appropriate testing standards and protocols to ensure accurate and reliable results.

Video 01: Fine Ceramics Characteristics Video: Thermal shock resistance