1 PREPARING ALGINATES

2  we recommend shaking the sachet, resp. the jar well before using the material – homogenizing the material  don’t compress the material in the measuring scoop

3 COLOUR INDICATION MixingWorking 2:30 min Setting time Setting in the mouth 30 s Working time 1:50 min

4 MIXING RATIO 1:1 1:1 9g20 ml (9g of powder :20 ml of water) + PREPARING ELASTIC CROMO

5 Upper jaw 3 scoops3 cups 3 scoops + 3 cups (guage marks) (guage marks) (powder) (water) Lower jaw 2 scoops2 cups 2 scoops + 2 cups (guage marks) (guage marks) (powder) (water) Preparing - Dosage 1. water 2. powder

6 Preparing - Mixing 1. VIOLET phase – the mixing is done by long strokes with a plastic spatula along the mixing jar walls.  the mixing is done by long strokes with a plastic spatula along the mixing jar walls. MIXING 30 s

7 Preparing - Application 2. DARK PINK phase – Application of the substance to the impression tray  fill the impression tray to the edge optimum impression layer is  optimum impression layer is 4 – 6 mm 4 – 6 mm

8 Impression – Tray insertion 3. LIGHT PINK phase – Inserting the tray Inserting the tray into patient’s into patient’s mouth mouth

9 Fixing the impression in the mouth – setting in the mouth Impression - Fixing 4. WHITE phase -

10 Impression – Disinfection 1. Rinse the impression under running water 2. Disinfect in aqueous disinfection solution e. g. Jodisol (in ratio 1:10) 30 s

11 SETTING TIME SETTING TIME IS AFFECTED BY: 1.TEMPERATURE OF WATER and AIR 1.TEMPERATURE OF WATER and AIR – recommended temperature is 23 ºC HARDNESS OF WATER 2. HARDNESS OF WATER – distilled or deionized water PREPARING ALGINATES  at higher temperatures and water hardness, the setting time is prolonged and the colour intensity of alginate impression material is changed.

12 STORING ALGINATES  Generally recommended pouring time is within 1 hour  Prolonged pouring time according to the manufacturer‘s recommendation – when appropriate storage conditions are ensured: 100% humidity (transport box, PE bag with wet absorbent pad) avoiding deformation – fix in the holder, on the impression tray 1. Impression storage

13 STORING ALGINATES  In a dry and dark place, at 5 ºC to 25 ºC, in a well sealed container  We recommend pouring the contents of the sachet into the jar, which can be sealed to avoid degradation of the powder by exposure to humidity and air 2. Material storage

14 YPEEN ® YPEEN ® PREMIUM ELASTIC ® CROMO Compositionolder typenew Mixingstandardeasy Viscosityhighoptimum Setting time2: 30 min.2:15 min. 2:30 min. Impression storage 24 h48 h 120 h Colourgreen Colour change (violet – pink – white) Aromamint cherry ALGINATES SpofaDental

15 Thank you for your attention!