The Universal Penetrometer Bituminous Needle is used with the Manual or the Automatic Universal Penetrometers in asphalt testing of bituminous materials is made of smooth, hardened, tempered stainless steel. It has a brass ferrule, and weighs 2.5g to give 50g total when mounted to the Universal Penetrometer’s 47.5g plunger assembly.
The BCL-468-1 is identical, except that it comes with NIST certification.
- Constructed of hardened, tempered stainless steel
- Brass ferrule for compression fitting