AAV Wear device

It measures the surface durability of aggregates with abrasion.

The device is also called the "Dorry abrasion machine." It rotates on a cast iron pulley with a diameter of 600 mm at a speed of 28-30 rpm in a horizontal position.

Abrasive dust is poured from the device's funnel onto the sample surface.

The device comes with two sample molds, two trays, two flat plates, and a clamp.

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