Brushing machine for laboratory assessment of dentifrice abrasivety

The method is used to examine the dentin abrasion by toothpaste in combination with a manual toothbrush in accordance with ISO 11609 ( ADA laboratory procedures , John J. Hefferren Phd. ) .
Furthermore, the method can be used to determine the cleaning efficiency of plaque removal with a toothbrush. The artificial teeth are preparing with plaque (see drying of artificial plaque / staining test apparatus) . The samples are cleaned in the brush machine. After brushing plaque removal is analyzed with an image analyzing system (see image capture of the remote plaque / Image analysis of Stain Removal) .

The device is equipped with 8 holders for the specimen.
The stroke, the cleaning frequency, and number of cycles can be set.
The toothbrushes are mounted that they move in alternating directions with a small angle above the specimen.  A defined load is applied to the brush and the specimen with brush head is immersed in a tooth paste mixture. EN ISO 13849-1 Kategorie 3 und PL d.

Device                    311-010          21.500 €

Spring balance     311-020                120 €

1        device
8        glas tubes

8        sample holder
1        power cord CEE 16A (5 m)
1        operating instruction

Delivery: DAP
Shipping time: by arrangement

Technical changes reserved.

The illustrations may differ from the actual equipment.

All data without obligation and not-binding.

The prices quoted are net prices.