Cookies on our website
Our website uses cookies to ensure that we give you the best user experience.
By continuing to browse our website, you are agreeing to the use of cookies.

More Information


Note on cookies

In some areas of our website cookies are used. A cookie is a small text file which is stored on your hard drive by a website. Cookies will not harm your computer and do not contain viruses. The cookies used on our website do not collect any personal information whatsoever. We use the information contained in cookies to improve your browsing experience and to match our website to your requirements.

Naturally you can also browse our website without cookies. If you do not wish cookies to be placed on your computer you can disable the relevant option in your browser settings. You can delete cookies which have been placed on your computer at any time via your browser settings. However, if you do not allow any cookies you may not be able to use the full functionality of our website.

Disabling Cookies

By altering your browser settings you have the option of accepting or rejecting cookies.
If you disable or reject cookies you may be unable to access certain interactive options on our website. Instructions for changing cookie settings are available via the following links. Please select the appropriate link for your browser:
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Cookies used and their retention times

The cookies listed below are set when the website is visited. These are global cookies used by TYPO3 or by the analysis tools which we employ.
In particular you can disable the use of cookies via the cookie consent banner. A cookie is set here also when the Accept button is clicked.

Cookies for page analysis via Google Analytics

  • The __utma cookie is a persistent cookie which expires after two years. The expiry date is updated at every visit. This cookie can be removed completely by manual deletion.
  • The __utmb cookie is a session cookie (temporary) and expires after only 30 minutes. It is updated each time a new page is visited.
  • The _utmc cookie is a thing of the past and is no longer used by Google Analytics. However, this cookie is still written for reverse compatibility of pages which still use the urchin.js tracking code. It expires when the browser is closed.
  • The __utmz cookie is a persistent cookie which expires after 6 months. It is only changed or updated if a visitor's traffic source changes.
  • The __utmt cookie is a persistent cookie which expires after 10 minutes.
  • The _ga cookie is used to distinguish users, the _gat cookie to throttle the request rate. Both cookies are also persistent, with the _ga cookie expiring after 2 years and the _gat cookie  after 10 minutes.

Cookies for page analysis via Piwik Analytics

  • The persistent cookie _pk_id expires after exactly 1 year.
  • The persistent cookie _pk_ses expires after 30 minutes

Cookie to check if the user has clicked on the 'OK' button in the cookie box (Name: ZwickCookieAccept)

  • The persistent cookie ZwickCookieAccept expires after 30 days.


Zwick Testing Machines Ltd.
Tel.  +44 1568-61 5201