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Bitumen and bituminous binders – Determination of needle penetration BS EN 1426

October 16th, 2017 | Posted by Cynog in News

Celtest are UKAS accredited to carry out the needle penetration test in accordance with BS EN 1426. The penetration is expressed as the distance in tenths of a millimetre that a standard needle will penetrate vertically into a sample of the material under specified conditions of temperature, load and loading duration.

To discuss your testing requirements, please contact us

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