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Specimens: outer diameter 60.5 mm, inner diameter is 11.5 mm, 13 mm thickness, circumference of 220 mm, hardness of 60 ~ 70
Sand wheel: outer diameter 150 mm (W) of 25 mm, size # 36, each P, center hole 32 mm, abrasive for oxygen for aluminum
Sample tilt range: 0 ~ 45 ° Angle is 15 ° (test)
Sample shaft speed (BS) 250 + / – 5 r/min (GB) rubber wheel 34 to 76 + 2 r/min spindle + 1 r/min
Jose: 2 lb 6 lb
Balance weight: 2.5 kg
Counter: LCD, 0 ~ 999999
Product: 57 * 52 * 45 cm
weight：57kg
power: 1∮,AC220V, 3A
