Plastics Technology Laboratories  

Barcol Hardness

ASTM D2583

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Barcol Hardness is used to determine the hardness of both reinforced and non-reinforced rigid plastics.

Test Procedure:
The specimen is placed under the indentor of the Barcol hardness tester and a uniform pressure is applied to the specimen until the dial indication reaches a maximum. The depth of the penetration is converted into absolute Barcol numbers.

Specimen size:
Specimens are required to be a minimum thickness of 1/16th of an inch.

Data is expressed as Barcol numbers given by the instrument.
Equipment Used:
Barber-Colman Barcol Hardness Tester.

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**Please note that this test description is intentionally generic in nature and aimed at providing a descriptive summary to enhance test understanding. For more information please contact a Intertek PTL Technical Representative at . Due to copyright restrictions, we are not able to provide copies of standards. Standards can be obtained from appropriate standards authorities.

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