Product Code: ENGLABINGCAG4400027
Categories: Aggregate Testing Lab Equipment
Scratch Hardness Apparatus
Apparatus consists of 0.0125″ (1.6mm) dia. brass rod with rounded point inserted into plunger.
Determines quantity of soft particles in coarse aggregates on basis of scratch hardness.
Plunger is mounted on support stand, permitting plunger to lower and raise freely.
Overall weight of brass point and plunger is 2 ±0.1 lbs (8.9 ±0.4N).
Furnished with replacement brass rod.
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