Brushing machine for In Vitro Removal of Stain with Dentifrice
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.
Spezification
| Dimension (W,D,H) ca. | 700, 700, 700 mm | |
| Weight | 30 kg | |
| Load | 0,5 – 5 N | |
| Stroke | up to ± 20 mm | |
| Cycle Frequency | 5 to 120 1/min | |
| Number of Cycles | 1 bis 9999 | |
| Teststations | 8 | |
| Power Supply | 115/230 (50/60 Hz) |
Ordering
| Device | 311-010 | 19.500€ |
|
Spring
balance |
311-020 | 120 € |
Scope of Delivery
1 device
8 glas tubes
8 sample holder
1 power cord CEE 16A (5 m)
1 operating instruction
Conditions of Delivery
Delivery: EXW
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.