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ORTHODONTIC STONE

An extra hard type IV gypsum used for precision models in fixed orthodontics. It is compatible with all impression materials. It is in accordance with ISO 6873.

Technical features:

Colours: brilliant white

Mixing ratio:

22-23 ml. di H2O x 100 g. of powder

Mixing time:

manually 60''      into the mixer 30''

Working time:

6'

Final setting time:

8' (Vicat)

Removal time:

30'

Setting expansion (2 h.):

Max 0,10%

Compression resistance (1h):

Min. 35 MPa

 
Packaging: 
cod.18/0.2         Aluminium bag Kg.  0,2
cod.18/1            Aluminium bag Kg.  1
cod.18/3            Aluminium bag Kg.  3
cod.18/12          Aluminium bag (4 x Kg.3)
cod.18/5            Plastic drum      Kg.  5
cod.18/15          Plastic drum      Kg.15
cod.18/25          Plastic drum      Kg.25
cod.18/S25        Bag                   Kg.25

 

-Safety data sheet (.pdf)

 

WORKING INSTRUCTION

 Add the powder to the water. Mix by hand for 60 seconds or mechanically for 30 seconds at low speed. We recommend precision in water/powder ratio and to storage the product in dry and cool place. The containers must be closed properly.

WARNING

Do not add higher quantity of water than indicated. If the mixture results thick on the beginning, don’t add water. Use distilled water.