Test Standard
ASTM D3574 and ISO 8307
The ball diameter
16 ± 0.05 - mm
Ball drop distance
460 ± 0.5%mm (GB) 500 ± 0.5%mm (American Standard)
Falling ball rebound rate accuracy
<0.5%
Sample size is tested
100 mm (long) x 100 mm (wide) x 50mm (high)
optical distance sensor
High accuracy
Delivery time
15 days after receive the order