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Container Glass Services

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GTS provide a comprehensive range of physical performance, quality assessment and failure analysis services for all container (packaging) glass types

We provide a comprehensive range of analysis, testing, quality assessment and consultancy support for container glass (packaging) products - including glass bottles, jars, flaconnage, vials and other moulded container glasses.

Please see the links provided below for further information about our individual physical and mechanical performance tests, quality assessment services and for further related services, such as composition, colour and failure analysis.

For further information, to receive a quote, or for help with testing requirements, please make an enquiry using the drop-down form above or contact us.


Introduction to TEC-7 and TEC-9 Glass Bottle Quality Assessments

Quality assessment suite of testing for glass bottles, jars and container glass (packaging) to determine all aspects of quality, performance and fitness-for-purpose of bottles for carbonated (TEC 7) and non-carbonated (TEC 9) glass packaging - to container-specific industry standards. These suites include key performance criteria such as vertical load, annealing, impact, glass thickness and weight, dimensions, ovality, verticality, push-up measurement, slip-angle, hot-end and finish coatings, capacity and headspace/vacuity.

Please Note: The quality assessment suites below incorporate a number of both UKAS ISO 17025:2005 accredited and non-accredited test methods. These are clearly indicated on all test reports, but please contact us for further details.


TEC 7 - Strength and Performance Standards for the Use of Carbonated Beverage Bottles

GTS provides comprehensive quality assessment for glass packaging against the requirements of TEC 7 - Strength and Performance Standards for the Use of Carbonated Beverage Bottles

This suite of testing requires a minimum of 82 bottles for comprehensive verification of carbonated glass bottles to the standards laid down in the industry standard, ' TEC-7 Strength and Performance Standards for the Use of Carbonated Beverage Bottles '.  The tests included in this suite include:

Dimensional Aspects
Physical Aspects and Mechanical Strength

TEC 9 - General Guidelines for the Use of Glass Containers

GTS provides comprehensive quality assessment for glass packaging against the requirements of TEC 9 - General Guidelines for the Use of Glass Containers

This suite of testing requires a minimum of 62 bottles for comprehensive verification of glass bottles to the standards laid down in the industry standard, ' TEC 9 - General Guidelines for the Use of Glass Containers'.

The TEC 9 suite includes the same dimensional and physical assessments as TEC 7 with the exception of internal pressure resistance.


For further information, to receive a quote, or for help with testing requirements, please make an enquiry or contact us.

Foreign Bodies and Fragments

Identification of the likely source of foreign bodies, contamination or fragments found within a product, or for comparative analysis (e.g. forensic evidence), through a range of a…

Physical and Mechanical

Physical and mechanical testing for impact, thermal shock, internal pressure, vertical load, microwave, dishwasher and other requirements.

Annealing Assessment

Our annealing assessment assesses the quality of the annealing process for glass containers, domestic glassware and other glass products, in order to ensure the quality of the end …

Technical Consultancy

Our technical experts provide support throughout the glass supply chain - providing clients with market advantage, knowledge and technical input to improve their manufacture, proce…


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Case Studies & Projects

Failure Analysis - Wine Bottle

Failure Analysis - Wine Bottle

The remains of a broken wine bottle were received by Glass Technology Services Ltd and the customer, a prominent UK brand, requested to know the reason...

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