I AgreeWe use Google Analytics to understand how visitors use our website. The cookies we collect are in an anonymous form.
For more details check out Cookie Policy and our Privacy Policy

T: +44 (0) 114 290 1801
E: enquiries@glass-ts.com


Fitness-for-Purpose Assessment

Make an enquiry

Make an enquiry



Providing quality assessment of a wide range of glass products for performance and mechanical strength against specific standards, customer requirements or GTS recommendations.

Depending upon the type of product and its intended use, a range of visual factors and mechanical properties may be assessed and examined, including:

  • Design features;
  • Mechanical damage or manufacturing defects, such as inclusions or cord;
  • Pendulum impact strength;
  • Annealing residual stress or toughening assessment;
  • Cased glass assessment;
  • Component interactions, such as glass-metal contact;
  • Thermal shock resistance;
  • Glass thickness and weights.

These types of assessment are vital to demonstrate due diligence throughout the supply-chain, even where there are no formal international or geographic standards in place for a particular product.

We provide visual quality assessmentfitness-for-purpose testing and a range of physical and mechanical tests for a whole range of domestic, flat, container, technical, pharmaceutical and scientific glasswares, including:

  • Domestic glassware, including ovenware, casserole dishes, vases, lighting, candle-holders, drinking glasses and decorative items;
  • Trade glassware, including pint glasses, branded and promotional glassware;
  • Container glass, including bottles, jars and flaconnage - please see container industry standards;
  • Flat glass, including annealed, toughened and laminated glass - please also see our services for architectural glass and glazing;
  • Technical and Scientific glassware, including beakers, condensers, burettes and slides;
  • Pharmaceutical glassware, including ampoules, vials, bottles and syringes - please also see our services for the biomedical and pharmaceutical sectors.


Latest News

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...

Read more...

Failure Investigation - Cafetiere (French Press)

Failure Investigation - Cafetiere (French Pre...

A well-known cookware brand received a customer complaint that a glass cafetiere ('French Press') "exploded" whilst full of hot liquid...

Read more...

Quality Assessment - Retail

Quality Assessment - Retail

A high street name requested routine quality assessment of a new product line, as a case of due diligence. How did GTS help? During the quality assessment,...

Read more...

Foreign Body Analysis - Cosmetics and Beauty

Foreign Body Analysis - Cosmetics and Beauty

A salon brand received a serious injury complaint from a consumer where it was reported that glass had been found within an anti-aging cream. Concerned...

Read more...

Cased-Glass - Thermal Expansion

Cased-Glass - Thermal Expansion

A customer producing articles manufactured from two different glasses fused together ('cased glass') discovered that, during production, many...

Read more...


Accreditation Accreditation Accreditation Accreditation