In album: Penetrometer
The Penetrometer is a six-grade softening device that measures the bituminous mixture's needle penetration and the lubricating grease's cone penetration with a control time. It has a digital display that indicates the sample's penetration number Measrement range-600 penetration scale;Time accuracy-± 0.1 seconds;Penetration accuracy-± 1 penetration for more visit labtron.us
Penetrometer.
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